1999 Mercury Mountaineer Drivetrains

Below you will find various in-demand Mercury Drivetrains, components and accessories for your 1999 Mountaineer. Advance Auto Parts has popular Mountaineer parts like 4WD Components, Transfer Cases, Differentials and more. You’ll also find aftermarket and OEM Drivetrains for other Mountaineer model years including 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 and more. Select a category of 1999 Mercury Mountaineer Drivetrains below and start saving instantly.

Popular 1999 Mercury Mountaineer Drivetrains Categories

Differential Oil

Axle Shaft Universal Joints

Differential Pinion Yokes

Pinion Shaft Bearings

Drive Shaft Support Bolts

U-Joints

Drive Shaft and Axles

Transfer Case Adapter Gaskets

Transfer Case Gaskets

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Covers

Center Support Bearings

U-Joint Strap Kits

Differential Pinion Shaft Lock Bolts

Axle Shaft Bearing Assemblies

Drive and Prop Shaft Assemblies

Differential Bearings

Differential Axle Shafts

Drive Shaft Slip Yoke Sleeves

OE CV Boot Kits

Differential Pinion Pilot Bearings

4WD Switches

Differential Cover Bolts

Input Shaft Pilot Bearings

Axle Shaft Bearings

Transfer Case Output Shaft Seals

Differential Carriers

Differential Bearing Kits

Input Shaft Bearings

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Disc Kits

Differential Clutch Packs

Rear Axle Shaft Bearings

Differential Ring and Pinions

Differential End Yokes

Spindle Lock Nuts

Drive Shaft Repair Kits

Differential Lock Assemblies

Rear Differential Pinion Bearings

Differential Spools

Differential Carrier Bearings

Differential Lock Springs

Axle Support Bushings

Transfer Case Output Shaft Bearings

Differential Pinion Bearing Kits

Axle Shaft Seal Retainers

Complete Differentials

Bearing and Seal Overhaul Kits

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Carrier Bearing Shims

Axle U-Bolt Kits

Input Shaft Seals

Spindle Retainers

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Axle Dust Shields

Differential Side Gear Thrust Washers

Differential Pinion Bearing Baffles

Differential Pinion Gear Thrust Washers

Axle Shaft Studs

Differential Drive Pinion Oil Deflectors

Auxiliary Shaft Bearings

Spindle Washers

Drive Axle Assemblies

Limited Slip Differential Assemblies

Differential Spider and Pinion Gear Kits

4WD Actuator Connectors

4WD Switch Knob

Essential Drivetrains for 1999 Mercury Mountaineers

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$26.99

Spartan spring & pin kit, fits smaller designs.

Product Features:

Replacement spring and pin kit for Spartan Locker
Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
Includes 4 springs and 4 alignment pins

from

$8.99

C/Clip for Chrysler 8.25″, Ford 7.5″, 8.8″, GM 12 bolt car & truck, 8.2″, 8.5″ & 8.6″.

Product Features:

c-clip for Chrysler 8.25″, Ford 8.8″, GM 12 bolt car and truck and GM 8.2″, 8.5″ and 8.6″
.150″ thick

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$22.99

Manufactured with premium-grade steel, National® cylindrical bearings are designed and engineered to meet OE specifications.

Product Features:

Premium bearing design matches OEM specifications
Precision manufactured using premium-grade steel for outstanding durability and performance
Controlled heat treating process for lasting performance and extended bearing life
Industry leading coverage
Professional technicians know they can depend on National

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$16.99

Product Features:

CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$215.99

Bearing race driver. No return.

Product Features:

Bearing race driver
Fits HM88610 race
All steel construction

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$824.99

Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:

Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
Serviceable construction – non-staked universal joints are designed for future serviceability

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$17.29

Product Features:

RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$6.99

Side gear thrust washer (0.750″ shaft) for 8.8″ Ford.

Product Features:

Side gear thrust washer for Ford 8.8″
0.750″ diameter cross pin shaft applications only

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$218.99

Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

Product Features:

Fits Ford 8.8″ with 28 spline axles
Provides 100% traction to both wheels at all times
Installs into standard open carrier case

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$719.99

Product Features:

Trac Loc positraction
Fits Ford 8.8″ with 31 spline axles

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$3.99

This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$33.99

The components in this leaf spring axle U-bolt kit are designed to securely hold the leaf spring or leaf spring bundle to the underside of an axle of a vehicle or trailer. Check the leaf spring dimensions and other relevant application details to select the right type and size U-bolt kit for your needs.

Product Features:

Reliable hardware – the components in this leaf spring axle U-bolt kit are designed to securely hold the leaf spring or leaf spring bundle to the underside of a vehicle or trailer axle
Check fit – carefully review the dimensions of the leaf springs that will be used and other relevant application details to select the right type and size U-bolt kit for your needs
Durable construction – the components in this kit are engineered from quality materials for reliable performance and long service life
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$26.99

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific, providing unsurpassed quality for a seal you can trust
Validated for fit, form, and function
Engineered for the sealing repair environment
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$6.99

Product Features:

Outer stub dust shield for Dana Spicer 30, 44 and AMC Model 35 IFS

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$56.99

Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The 4WD Switch allows drivers to easily switch between 2WD and 4WD modes, offering greater control and flexibility for adapting to different driving conditions, such as off-road trails or slippery surfaces. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

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$262.99

This differential disc kit is a low-cost, time-saving repair solution for the posi-traction function. They are designed to match the fit and performance of the original disc on specific vehicle years, makes and models.

Product Features:

Direct replacement – this differential clutch kit provides the necessary components for repairing the original equipment on specific vehicles
Quality materials – all components are built for reliable longevity and performance
Smart solution – provides original equipment fit and function for a competitive price compared to original manufacturer
Trustworthy quality – backed by team of designers and engineers in the United States

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$9.29

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways for even load distribution
OE-STYLE DESIGN – Engineered to meet OE specifications
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$12.49

Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

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$10.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$419.99

8.8″ Ford low profile TA HD Aluminum rear Cover. This cover will not fit vehicles with independent rear suspension.

Product Features:

Fits Ford 8.8″
Aluminum girdle cover

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$4.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$52.99

Yukon axle bearing & seal kits are specially designed for each application & use all high quality bearings & seals. R1559TV axle bearing and seal kit, TorringtonBrand, 2.530″ OD, 1.620″ ID This axle bearing & seal kit services one side only.

Product Features:

Includes axle bearing and seal
Services one side
Torrington Brand
2.530″ O.D.
1.620″ I.D.

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$134.99

Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for Ford 8.8″ differential. This kit contains carrier bearings, races and shims.

Product Features:

Fits Ford 8.8″
Includes carrier bearings and races and “super” carrier shim kit

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$22.49

This drive shaft bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

Direct replacement – this engine mount bolt matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this drive shaft bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$42.99

Cross pin shaft (0.875″) for ’86 and newer 8.8″ Ford.

Product Features:

Cross pin shaft for Ford 8.8″
0.875″ diameter

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$373.99

Product Features:

Clutch kit
Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
14 piece kit
Composite clutches

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$32.99

This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:

Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$44.99

Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Upgrade your 1999 Mercury Mountaineer with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 1999 Mercury Mountaineer, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Mercury or enhancing its overall performance, Drivetrains are key to keeping your Mountaineer functioning at its best. At Advance Auto Parts, we offer a wide selection of 317 Drivetrains for the 1999 Mercury Mountaineer, designed to meet your needs without breaking the bank. From 4WD Component replacements to Transfer Cases upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Drivetrains for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Drivetrains for your 1999 Mercury Mountaineer at great prices. Our Drivetrains inventory for this model ranges from just $1.29 to $1,539.99, with an average price of $172.96. Our 317 Drivetrains in stock come from 26 trusted brands, so you’re sure to find the right part for your 1999 Mercury Mountaineer without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1999 Mercury Mountaineer, we stock popular OEM and aftermarket Drivetrains from top names like National, Dorman, Motive Gear, and more. National Drivetrains start at just $7.99 and boast an impressive 4.3 stars average rating from customers. Dorman and Motive Gear also bring quality to the table, with Drivetrains available starting at $2.99, and at an average 4.2 stars rating. With 2,614 customer reviews and counting, our 1999 Mercury Mountaineer Drivetrains have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Drivetrain upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 1999 Mercury Mountaineer is always ready to roll. We’re committed to providing you with everything you need to keep your Mountaineer in top shape, all in one place. Start shopping confidently below for your 1999 Mercury Mountaineer!

Best-Selling 4WD Components for 1999 Mercury Mountaineers

Enhance the driving experience in your Mercury with 3 quality 4WD Component components, starting at $15.99.

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$56.99

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

from

$57.99

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
Product constructed to meet all design and operating characteristics as intended by the manufacturer.

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$15.99

This 4WD shift knob is designed to match the performance of the original equipment knob mounted over a 4WD switch in specified vehicle interiors. When the factory knob is cracked, discolored or missing, this part will help restore functionality and appearance of the switch that is typically located on the dashboard or center console. It is constructed of quality materials for long and reliable service life.

Product Features:

Direct replacement – this 4WD shift knob is designed to match the performance of the original equipment knob mounted over a 4WD switch in specified vehicle interiors
Ideal solution – this part will help restore functionality and appearance of the switch when the factory knob is cracked, discolored or missing
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Most Popular 1999 Mercury Mountaineer Transfer Cases

Customize your Mercury with 17 Transfer Cases products like Transfer Case Gaskets, Input Shaft Bearings, and Transfer Case Output Shaft Seals, all priced under $114.99.

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$36.49

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool

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$38.99

Product Features:

BUILT TO LAST: Advanced heat treatment process for strength
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$32.99

Product Features:

BUILT TO LAST: Advanced heat treatment process for strength
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$10.79

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

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$11.99

Transfer case gasket warped and cracked? This replacement gasket restores a tight seal to prevent fluid leaks on certain vehicle years, makes and models.

Product Features:

Direct replacement – this transfer case gasket matches the fit and performance of the original gasket on specific vehicle applications
Effective fix – restores a tight seal in the transfer case after original gasket fails
Durable construction – built for reliable longevity, free of defects in materials and workmanship
Trustworthy quality – backed by team of designers and engineers in the United States

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$11.29

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$4.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$26.99

Meets or exceeds all original equipment specifications
Application specific, providing unsurpassed quality for a seal you can trust
Validated for fit, form, and function
Engineered for the sealing repair environment
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$38.99

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool

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$7.49

Product Features:

Brand may vary by location

from

$114.99

TCaseBrg-SealKit

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$62.99

The FAG repair sleeve is a precision element that provides additional sealing for damaged shafts. Made of heat-treated stainless steel, the FAG repair sleeve signifcantly increases the life of the shaft and prevents premature wear. Since no shaft removal or machining is required during the repair, the repair sleeve is a cost effective repair solution to protect damaged surfaces.

Product Features:

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

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$28.99

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

BUILT TO LAST — Advanced heat treatment process for strength
PREMIUM MATERIALS — Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE — Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$18.99

Transfer case gasket warped and cracked? This replacement gasket restores a tight seal to prevent fluid leaks on certain vehicle years, makes and models.

Product Features:

Product Features:

Direct replacement – this transfer case gasket matches the fit and performance of the original gasket on specific vehicle applications
Effective fix – restores a tight seal in the transfer case after original gasket fails
Durable construction – built for reliable longevity, free of defects in materials and workmanship
Trustworthy quality – backed by team of designers and engineers in the United States

from

$17.29

Product Features:

RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$10.49

With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

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$5.99

TCaseInputShaftSeal

Top Picks for 1999 Mercury Mountaineer Differentials

Upgrade Mercury Mountaineers with top-quality Differentials parts, including 215 OEM and aftermarket selections for your 1999 model.

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$14.49

Valvoline DEXRON-VI/MERCON LV ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors DEXRON-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON-II and/or DEXRON-III are recommended. Recommended for use in the following applications: DEXRON-VI, DEXRON-III, DEXRON-II, and Allison C-4.

Product Features:

Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
Enhanced anti-shudder protection for smooth shifting and maximum power transfer
Developed with anti-wear technology to help improve transmission durability
Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

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$69.99

Valvoline SAE 75W-140 Full Synthetic Gear Oil provides the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Engineered to outperform, our formulation provides exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity and wear resistance, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. It’s recommended for conventional rear axles and transmissions requiring EP gear lubes under high speed, high load, high torque and high horsepower conditions.

Product Features:

EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -22F to 390F degrees
REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
FIGHTS CORROSION AND RUST with emulsifying agents and safeguards against impurities, oxidation and thermal breakdown
MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP REAR DIFFERENTIALS where API GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4
MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Ford M2C-192A, GM 12346140, Chrysler MS-8985 and API GL-5

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$7.99

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways for even load distribution
OE-STYLE DESIGN – Engineered to meet OE specifications
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$9.29

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways for even load distribution
OE-STYLE DESIGN – Engineered to meet OE specifications
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$7.99

High-quality Differential Component Shim

Product Features:

SHIM KIT FITS-8.25-F7.5-AMC20-GM0

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$2.99

Product Features:

CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000

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$126.99

Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:

KIT BRG&SL FORD MSTR 8.8

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$179.99

Product Features:

FRD 10BL 8.8 R/P 4.10A MG

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$15.99

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Validated for fit, form and function
Unsurpassed quality you can trust

from

$41.99

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$96.99

Product Features:

FRD 8.8″ INT. KIT 31 SPL OPEN 1987 & LATER ONLY

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$1481.99

Remanufactured Rear Axle assemblies are completely disassembled, thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed & include backing plates, axle shafts & fluid.

Product Features:

Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio

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$16.99

Product Features:

CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$6.79

This differential pinion shaft lock bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

Direct replacement – this differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$27.99

Product Features:

CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$137.99

MASTER KIT FORD 8.8″

from

$6.99

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

from

$169.99

The National bearing & seal kit includes all the components required to complete the repair.

Product Features:

COMPLETE SOLUTION – Includes everything needed to complete the repair
STRONG AND DURABLE – Controlled heat treatment process for strength and durability
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
Professional technicians know they can depend on National

from

$19.99

Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN – Engineered to meet OE specifications
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$48.99

A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

Product Features:

Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles
Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

from

$112.99

The National bearing & seal kit includes all the components required to complete the repair.

Product Features:

COMPLETE SOLUTION – Includes everything needed to complete the repair
STRONG AND DURABLE – Controlled heat treatment process for strength and durability
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
Professional technicians know they can depend on National

from

$8.99

High-quality Differential Carrier Shim Kit

Product Features:

CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON

from

$5.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$37.99

DIFF COVER KIT

In-Demand Universal Joints for 1999 Mercury Mountaineers

Select from 28 premium Universal Joints parts for your 1999 Mercury Mountaineer, with prices ranging from $4.49 to $111.99.

show more show less

from

$8.99

By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:

For U-Joints 354, 369 & 437G
Contains two 1.59″ bolt center clamps and four 1/4-28 x 5/8″ cap screws

from

$42.99

When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:

OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
Zerk allows for lubricating at regular intervals to help extend the life of the part.

from

$34.99

Product Features:

COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
GREASABLE DESIGN – Greasable u-joints allow for new grease to flush out contaminants and moisture
KEEPS DIRT OUT – Nitrile rubber grease seals use a compressed double lip design for effective protection against contaminants
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
Cross forging shape and flash provide easier installation and high strength

from

$35.99

Product Features:

BUILT TO LAST – Rugged design specifically engineered for fleets, off-highway and commercial vehicles
STRONG AND DURABLE – Bearing cups are cold-formed, case-hardened and precision ground for strength and durability
KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
GREASEABLE DESIGN – Drilled and tapped grease fitting holes for easy servicing and cross trunnions with large grease reservoirs with radial grease channels for grease distribution
INHIBITS PREMATURE WEAR – Cross trunnions ground to a 15-25 RMS finish for a smooth surface free of microscopic grooves that can cause premature wear
RELIABLE PERFORMANCE – Internal anti-drainback valve integrated into thrust washer controls lubrication flow and prevents dry startup
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on

from

$31.99

Driveworks Universal Joints are designed to meet or exceed OE fit, form, and function. These universal joints are set to provide superior quality and easy installation. Driveworks Universal Joints are constructed from quality materials for extended durability. Driveworks Universal Joints are pre-lubricated with premium grease to provide a longer service life. The grease fittings are pre-installed to allow for easy maintenance (where applicable).

Product Features:

The cross is hot forged for the higher torque and horsepower
The bearing cups are made by cold forging, having higher strength and better rigidity
Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
Snap rings are held to strict tolerances to ensure proper cup position and retention
Nitrile rubber seals to optimize grease retention and reduce contamination

from

$29.99

Product Features:

BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability

from

$33.99

Product Features:

BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability

from

$46.99

Product Features:

BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
GREASABLE DESIGN – Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces
KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability

from

$15.99

The cross is hot forged for the higher torque and horsepower
The bearing cups are made by cold forging, having higher strength and better rigidity
Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
Snap rings are held to strict tolerances to ensure proper cup position and retention
Nitrile rubber seals to optimize grease retention and reduce contamination

from

$42.99

Product Features:

BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
GREASABLE DESIGN – Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces
KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability

from

$7.89

Universal Joint

from

$6.49

Universal Joint

from

$4.59

Universal Joint

from

$15.99

The cross is hot forged for the higher torque and horsepower
The bearing cups are made by cold forging, having higher strength and better rigidity
Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
Snap rings are held to strict tolerances to ensure proper cup position and retention
Nitrile rubber seals to optimize grease retention and reduce contamination

from

$5.49

Universal Joint – Brute Force

from

$4.49

Universal Joint

from

$40.99

You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.

from

$73.99

Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:

Fits standard rotation Dana Spicer 44 TJ Rubicon
8.50″ ring gear diameter
26 spline pinion
10 ring gear bolts
5.13 ratio

from

$44.99

Yukon 1310 U/Joint with zerk fitting on cross. 3.219″ snap ring span, 1.062″ cap diameter. Outside snap ring.

from

$59.99

Yukon 1310 to 1330 adapter U/Joint. The 1310 side has a 3.219″ span and 1.062″ caps. The 1330 side has a 3.625″ span and 1.062″ caps. Both sides are outside snap ring.

from

$109.99

Yukon 1310 to Mechanics 3R adapter U/Joint.

from

$61.99

Yukon 1330 Dual-size cap U/Joint. 3.625″ snap ring span. One set of caps is 1.125″ in diameter and the other is 1.062″. Outside snap ring.

from

$51.99

Yukon 1350 U/Joint with zerk fitting. 3.625″ snap ring span, 1.118″ cap diameter. Outside snap ring.

from

$57.99

1310 Yukon Lifetime U/joint. 1.718″ snap ring span, 1.062″ cap diameter. Inside snap ring.

Most Sold 1999 Mercury Mountaineer Drive Shafts and Axles

Explore our best-selling Mercury parts for the 1999 Mountaineer among 45 OEM and aftermarket options starting from $5.99.

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from

$31.99

OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
Zerk allows for lubricating at regular intervals to help extend the life of the part.

from

$22.49

Direct replacement – this engine mount bolt matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this drive shaft bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$38.99

from

$13.99

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN — Engineered to meet OE specifications
COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$68.99

Monroe Magnum Axle Shaft Dampers are designed to replace many late model original equipment dampers.

Product Features:

Half inch Piston Rod: Heavy-duty nitrocarburized rod for long service life
All Weather Fluid: Contains special modifiers to reduce friction and ensure smooth rod reaction.
Full Displaced Valving: Better valving range on both the compression and extension cycles of the unit for a smooth comfortable ride.
Micro-Cellular Gas Design: Allows unit to be mounted horizontally.
Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.

from

$22.99

Manufactured with premium-grade steel, National® cylindrical bearings are designed and engineered to meet OE specifications.

Product Features:

Premium bearing design matches OEM specifications
Precision manufactured using premium-grade steel for outstanding durability and performance
Controlled heat treating process for lasting performance and extended bearing life
Industry leading coverage
Professional technicians know they can depend on National

from

$10.99

Design type: spring loaded; single-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$28.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

from

$119.99

Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:

Designed to meet or exceed OE specifications for fit, form and function
100% new axle and components
New axle nut or attaching hardware included when applicable
Bearings, races and housings are heat-treated for longer life
Precision-engineered seal mating surfaces for leak-free performance
High moly CV joint grease with stainless-steel boot bands

from

$113.99

Designed to meet or exceed OE specifications for fit, form and function
100% new axle and components
New axle nut or attaching hardware included when applicable
Bearings, races and housings are heat-treated for longer life
Precision-engineered seal mating surfaces for leak-free performance
High moly CV joint grease with stainless-steel boot bands

from

$19.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

from

$15.99

Driveworks wheel bearings are a direct replacement for original parts at a much more affordable cost. Each wheel bearing is engineered to meet or exceed OE specifications, and goes through intensive quality control inspections to ensure proper fitment. Manufactured using high-precision machinery and advanced heat treatment processes, these bearings are designed for maximum durability and extended periods of use under any driving condition. Specific to certain applications, Driveworks bearings have multi-lip seals built into the bearing for increased protection against invasive contaminants and premature wear.

Product Features:

Depending on the application, specified Driveworks wheel bearings have integrated encoder rings that automatically sync with the vehicle’s anti-lock braking system (ABS) upon successful installation
Engineered, manufactured, and tested to meet or exceed OE specifications
Integrated seal design improves contamination resistance for a longer bearing life
High performance grease is used to lubricate the inner raceway to ensure smooth operation, higher operating temperatures, and minimal noise
Manufactured from high quality steel to maximize durability under even the harshest driving conditions
Brand may vary by location

from

$7.99

Wheel Lug Stud

from

$52.99

Includes axle bearing and seal
Services one side
Torrington Brand
2.530″ O.D.
1.620″ I.D.

from

$8.99

C/Clip for Chrysler 8.25″, Ford 7.5″, 8.8″, GM 12 bolt car & truck, 8.2″, 8.5″ & 8.6″.

Product Features:

c-clip for Chrysler 8.25″, Ford 8.8″, GM 12 bolt car and truck and GM 8.2″, 8.5″ and 8.6″
.150″ thick

from

$23.49

Product Features:

BUILT TO LAST: Advanced heat treatment process for strength
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$5.99

AXLE STUD , 58MM X M14-2.0 .

from

$7.99

Axle seal, for 1559 OR 6408 bearing, NOT COARSE spline 12T.Yukon Mighty seal.

Product Features:

Rear axle seal
2.530″ O.D.

from

$59.99

This drive shaft repair kit is designed to match the original hardware required to repair the drive shaft on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:

Direct replacement – this drive shaft repair kit is designed to match the original hardware required to repair the drive shaft on specified vehicle
Ideal solution – this kit is a reliable replacement for original components that have failed due to fatigue
Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$361.99

CARDONE Remanufactured Prop Shafts are engineered using the most stringent quality processes to deliver smooth, consistent performance in any driving condition. Original designs are scrutinized for potential improvement, and where applicable, design upgrades are implemented to produce a more durable part than the original. All critical components are tested to ensure proper function. Additionally, all CARDONE Prop Shafts are 100 percent dynamically balanced, resulting in vibration-free performance at all speeds.

Product Features:

Built to match O.E. form, fit and function.
100 percent NEW universal joints are installed to ensure proper fit and optimal performance.
All slip yokes are lubricated to prevent premature wear.
Units are 100 percent dynamically balanced at 3200 RPMs for vibration-free operation and increased joint life.
Measurement Method: Measurement is taken from the CV face to the centerline of the furthest U-Joint on the opposite end of the collapsed Prop Shaft.

from

$44.99

Product Features:

BUILT TO LAST: Advanced heat treatment process for strength
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$386.99

Built to match O.E. form, fit and function.
100 percent NEW universal joints are installed to ensure proper fit and optimal performance.
All slip yokes are lubricated to prevent premature wear.
Units are 100 percent dynamically balanced at 3200 RPMs for vibration-free operation and increased joint life.
Measurement Method: Measurement is taken from the CV face to the centerline of the furthest U-Joint on the opposite end of the collapsed Prop Shaft.

from

$17.79

Product Features:

RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
OE-STYLE DESIGN: Engineered to meet OE specifications
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

from

$1539.99

Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio

Top-Rated Drivetrains Brands For Your 1999 Mercury Mountaineer

Shop for the best-rated brands offering Drivetrains and other products for your 1999 Mercury Mountaineers. Below you’ll find some of our best rated Drivetrains from National, Dorman, and Motive Gear, and more. Drivetrains from these brands that fit a 1999 Mountaineer start at just $2.99 and are rated as high as 4.3 stars. OEM and aftermarket Drivetrains don’t get more top quality, durable, and affordable than from the brands below.

Popular National 1999 Mercury Mountaineer Drivetrains

When it comes to maintaining or upgrading your 1999 Mercury Mountaineer, using quality Drivetrains is essential to ensure durability and a perfect fit. National ticks all of those boxes. We offer a wide selection of National Drivetrains, specifically designed for the 1999 Mercury Mountaineer. With over 3 National brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $7.99, with an average price of just $10.42. Plus, with over 15 customer reviews and an average rating of 4.3 stars, you can trust that our National Drivetrains will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

from $9.29

(2)

Bearing Race

“Reasonable price and woks well. front diff 2006 Escalade esv”

from $13.99

(9)

Bearing

“as advertised”

from $7.99

(4)

Bearing Race

“Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”

Popular Dorman 1999 Mercury Mountaineer Drivetrains

Dorman auto parts is one of the highest quality Drivetrain brands in the market. Any 1999 Mercury Mountaineer owner should feel confident when installing genuine Dorman parts in their vehicle. To ensure the best fit and performance for your 1999 Mountaineer, Advance Auto Parts carries a full inventory of 3 Dorman Drivetrains. Plus you will be keeping your Mercury in peak condition while saving money because prices on these Dorman Drivetrains range from $3.49 to $22.49, plus, with more than 7 customer reviews and an impressive 4.2 stars average rating, you can be confident the Fram Drivetrains below will deliver on both quality and value.

from $22.49

(1)

Driveshaft Flange Bolts

“This item appears to be correct and my review is more of a bashing of AA help desk who apparently does not answer questions as you are lead to believe”

from $3.49

(3)

Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In.

“Same as oem”

from $5.49

(3)

Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm

“Fit just like the original.”

FAQs for 1999 Mercury Mountaineer Drivetrains

Which Drivetrains are best-sellers for 1999 Mercury Mountaineers?

Out of 317 Drivetrains that fit 1999 Mercury Mountaineers, the following parts are the top sellers:

DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (12079201) – $14.49
DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (12079139) – $11.99
Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart (12507273) – $18.99

What’s the price range for 1999 Mercury Mountaineer Drivetrains?

Drivetrain prices for the 1999 Mercury Mountaineer start at $1.29 and go up to $1,539.99 for the most premium parts.

What’s the average price of a Drivetrain for a 1999 Mercury Mountaineer?

The average price for Drivetrains for the 1999 Mercury Mountaineer is $172.96. Keep in mind the variety of part types within our Drivetrain category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Drivetrains for other Mercury Mountaineer model years?

Yes, we currently carry Drivetrains for 12 model years of Mercury Mountaineers between 1997 and 2010. Drivetrains are bought most frequently for the following model years: 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, and 2002.

What are the cheapest Drivetrains for my 1999 Mercury Mountaineer?

The cheapest 1999 Mercury Mountaineer Drivetrains we carry in stock are:

Differential Ring Gear Bolt (10282257) – $1.29
Ring Gear Bolt (20520509) – $1.99
Differential Ring Gear Bolt (10282436) – $1.99
Differential Crush Sleeve (20520219) – $2.99
Differential Cross Shaft (10282201) – $2.99

What are the top-rated Drivetrains that fit the 1999 Mercury Mountaineer?

Out of 2,614 reviews by customers, our 1999 Mercury Mountaineer Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 1999 Mercury Mountaineer and their top-rated products:

Spindles
- Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm (21260519) – $5.49
- Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In. (21260547) – $3.49
Universal Joints
- Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm (21260519) – $5.49
- Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In. (21260547) – $3.49

What types of Drivetrains do you sell for my 1999 Mercury Mountaineer?

As of 11/2/25, these are some of the most in-demand types of Drivetrains for a 1999 Mercury Mountaineer:

Can I get help with 1999 Mercury Mountaineer Drivetrain orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Mercury Drivetrains and more.

What is your return policy for Mercury Mountaineer Drivetrains?

Advance Auto Parts keeps returns simple. For new Mercury Mountaineer Drivetrains and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1999 Mercury Mountaineer Drivetrains

USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

Yukon Gear – C/Clip (Part No.33083)

National – Wheel Bearing (Part No.5707)

National – Multi-Purpose Bearing (Part No.A-5)

Yukon Gear – Bearing Race Driver (Part No.56015)

Dorman – Drive Shaft: Greaseable, Adjustable (Part No.976-174)

National – Multi-Purpose Bearing (Part No.SCH-1310)

Yukon Gear – Side Gear And Thrust Washer (0.750" Shaft) For 8.8" Ford (Part No.33298)

Yukon Gear – Mini Spool For Ford 8.8" With 28 Spline Axles (Part No.32225)

Yukon Gear – Trac Loc Positraction, Ford 8.8", 31 Spline (Part No.20069)

Dorman – Spindle Washer – I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (Part No.618-033.1)

Dorman – U-BOLT KIT (Part No.929-764)

Felpro – Transfer Case Adapter Gasket (Part No.55484)

Yukon Gear – Replacement Outer Stub Dust Shield For Dana 30, Dana 44 & Model 35 (Part No.33015)

Carquest Premium – 4WD Switch (Part No.FWA1094)

Dorman – Differential Clutch Kit (Part No.697-780)

National – Bearing Race (Part No.LM501314)

FAG US – Bearing (Part No.BR1682)

Driveworks – Oil Seal (Part No.S-714675)

Yukon Gear – 8.8" Ford Low Profile Ta HD Aluminum Rear Cover (Part No.32114)

Driveworks – Oil Seal (Part No.S-3946)

Yukon Gear – R1559Tv Rear Axle Bearing And Seal Kit (Part No.10001)

Yukon Gear – Carrier Installation Kit For Ford 8.8" Differential (Part No.57007)

Dorman – Help – Driveshaft Flange Bolts (Part No.80992)

Yukon Gear – Cross Pin Shaft (0.875") For ’86 And Newer 8.8" Ford (Part No.33331)

Yukon Gear – 14 Plate Duragrip Composite Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16064)

Dorman – Uni-Fit C.V. Joint Boot Kit Inner Greater Than 3.35 In. Diameter (Part No.614-004)

Dorman – Split CV Boot – with Quick Drying Adhesive (Part No.614-700)

Carquest Premium – 4WD Switch (Part No.FWA1094)

Carquest Premium – Multi-Use Connector (Part No.PTC1647)

Dorman – Help – Headlight Control Knobs (Part No.76019)

National – Shaft Repair Sleeve (Part No.99187)

National – Multi-Purpose Bearing (Part No.208)

National – Multi-Purpose Bearing (Part No.207)

National – Multi-Purpose Seal (Part No.710403)

Dorman – Transfer Case Gasket (Part No.917-522)

Driveworks – Taper Bearing Cone (Part No.S-M-88048)

Driveworks – Oil Seal (Part No.S-3946)

Felpro – Transfer Case Adapter Gasket (Part No.55484)

National – Shaft Repair Sleeve (Part No.99189)

Driveworks – Transfer Case Input Shaft Seal (Part No.S-710403)

USA Standard Gear – TCaseBrg-SealKit (Part No.76891)

FAG US – Repair Sleeve (Part No.SR3501)

National – Multi-Purpose Bearing (Part No.N-106-1)

Dorman – Transfer Case Gasket (Part No.926-476)

National – Multi-Purpose Bearing (Part No.SCH-1310)

FAG US – Bearing Cone (Part No.KLM11949)

USA Standard Gear – TCaseInputShaftSeal (Part No.75651)

Valvoline – DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822405)

Valvoline – SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Gallon (Part No.887344)

National – Bearing Race (Part No.M88010)

National – Bearing Race (Part No.LM501314)

Motive Gear – Differential Pinion Shim Kit (Part No.1100)

Motive Gear – Differential Crush Sleeve (Part No.3507575)

Motive Gear – Differential Master Bearing Kit – Koyo (Part No.R8.8RMK)

Motive Gear – Differential Ring and Pinion (Part No.F8.8-410A)

Felpro – Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket (Part No.RDS 55341)

Dorman – Differential Cover (Part No.697-702)

Motive Gear – Differential Carrier Gear Kit (Part No.F8.8BI)

Spartan – Drive Axle Assembly; FoMoCo SUV 96-00 Axle (Part No.RAX1831C)

National – Multi-Purpose Bearing (Part No.A-5)

Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

National – Multi-Purpose Bearing (Part No.A-36)

Motive Gear – Differential Master Bearing Kit – Timken (Part No.R8.8RMKT)

Motive Gear – Differential Pinion Nut (Part No.379570S)

National – Axle Differential Bearing & Seal Kit (Part No.RA-311)

National – Tapered Roller Bearing Cone (Part No.LM501349)

Dorman – Differential Yoke including Seal and Pinion Nut (Part No.697-507)

National – Axle Differential Bearing & Seal Kit (Part No.RA-311MK)

Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Driveworks – Oil Seal (Part No.S-3604)

ATP – DIFF COVER KIT (Part No.111103)

MOOG Driveline Products – Universal Joint Strap Kit (Part No.437-10)

Spicer – Universal Joint, Greaseable 1330 Series OSR (Part No.5-213X)

MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.354)

MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.369)

Driveworks – Universal Joint (Part No.DW-354)

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.254)

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.269)