2014 GMC Sierra 2500 HD Differentials

Name: Lock Right Locker
Brand: Powertrax
SKU: 1950-LR
Price: 487.99 USD

Keep Your 2014 GMC Sierra 2500 HD in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 2014 GMC Sierra 2500 HD looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Differential Bearings, and Rear Differential Cover Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like FELPRO, National, and Dorman. For example, FELPRO Differentials start at just $8.29 with an average 4.6 star rating. National and Dorman offer similar pricing and quality, backed by strong customer feedback. With over 5,579 reviews and a solid 4 star average, you can shop with confidence knowing other GMC Sierra 2500 HD owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2014 GMC Sierra 2500 HD Differential at Advance Auto Parts is around $425.75, with a range that starts at $2.99 and goes up to $3,169.99. With 167 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart, Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart, and Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket start at just $8.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 2014 GMC Sierra 2500 HD in peak condition, inside and out.

Looking for the perfect Differential for your 2014 GMC Sierra 2500 HD? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your GMC Sierra 2500 HD. Whether you’re driving a 2014 model or another popular model year like 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, and 2023, we’ve got you covered. Purchasing Differentials from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Differentials that fit your vehicle.

Essential 2014 GMC Sierra 2500 HD Differentials

from

$487.99

The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!

Product Features:

Powertrax® proves that you don’t have to choose between the superior traction of a locking differential and smooth handling and drivability of an open differential. Powertrax Lock-Right Lockers, No-Slip Traction Systems and GRIP limited slip differentials and lockers give you the best of both worlds!
The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
Powertrax® = Extreme Traction Systems!

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$52.99

Product Features:

MINI INSTALL KIT GM9.2IFS 98 & ON

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$232.99

Full-floating, 35 spline diameter, non-drilled blank axle shaft for Dana 60. 40″ inches long. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H axles come with a one year warranty against manufacturing defects.

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$232.99

Worn or damaged differential end yoke causing driveline vibrations? This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

Product Features:

Direct replacement – this differential end yoke matches the fit and construction of the original yoke
Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
Validated fit – this differential end yoke has been tested to confirm accurate fit

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$40.99

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

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$8.99

Standard open side gear thrust washer for 9.5″ GM.

Product Features:

Side gear thrust washer
Fits GM 9.5″

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$5.99

DiffrlPinSupportBolt

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$163.99

Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:

Fits GM and Chrysler 11.5″
Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.

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$464.99

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. This is a thick gear for a 4.10 & down carrier.

Product Features:

Fits GM 10.5″ GM 14 bolt truck
10.50″ ring gear diameter
30 spline pinion
12 ring gear bolts
5.38 ratio
Thick gear set for 4.11 and down carrier

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$15.49

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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$214.99

Product Features:

Spider gear kit
Fits GM 9.5″ open differential
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

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$78.99

Eaton positraction shim kit for GM 14T.

Product Features:

Shim kit
Fits GM 10.5″ 14 bolt truck Eaton positraction

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$7.99

Differential Cover B

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$8.49

Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.

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$41.99

11.5 GM spanner adjuster nut.

Product Features:

Side adjuster
Fits GM 11.5″

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$539.99

Yukon Performance steel spool for GM 14T with 30 spline axles. fits 4.10 and down. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

Product Features:

Fits GM 10.5″ 14 bolt truck with 30 spline axles
4.10 and down ratio only or 4.56 and up thick gears
Provides 100% traction to both wheels at all times
Not recommended for street driven vehicles

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$449.99

Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:

Fits 1998 and up GM 10.5″ 14 bolt truck
Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.

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$41.99

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

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$22.99

Product Features:

KIT SHIM GM 10.5 14 BLT

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$789.99

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), Thread locking compound, and marking compound with brush. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application. This kit does not include ring gear bolts.

Product Features:

Fits mid-2011 and up GM and Chrysler 11.5″
Included are Timken bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush, and silicone.

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$176.99

Product Features:

GM9.5″ INTERNAL KIT (OPEN) 33 SPL. FRONT & REAR

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$16.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

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$296.99

Durable Cast Aluminum
Magnetic Drain Plug Captures Loose Particles
Calibration Plug Set to Factory Fill Level Eliminates Overfilling
Built-In External and Internal Fins Dissipate Heat

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$19.99

Mobil 1 Synthetic Gear Lubricant LS 75W-90 is a supreme, multi-purpose automotive gear lubricant that helps to provide exceptional thermal stability and resistance to high temperature oxidation, extending gear life due to minimal deposits. Helps to deliver outstanding protection against low speed/high torque wear with the capability to handle severe driving conditions while delivering smooth efficient performance. Mobil 1 Synthetic Gear Lubricant LS provides exceptional shear stability, corrosion protection, and enhanced frictional properties. Compared to conventional hypoid gear lubricants, Mobil 1 LS 75W-90 performs exceptionally over a wide range of temperatures to reduce wear at start up. Mobil 1 gear lube helps to minimize leakage and reduce contamination while providing good resistance to foaming to maintain film strength for reliable lubrication. Meets or exceeds the requirements of the following industry specifications: API GL-5.

Product Features:

Mobil 1 LS synthetic automotive gear lubricant exceeds the highest level of performance requirements of modern passenger vehicles
Helps to provide exceptional thermal stability and resistance to high temperature oxidation and extend gear life due to minimal deposits
Delivers outstanding protection against low speed/high torque wear, handling severe driving conditions with smooth, efficient performance
Compared to conventional hypoid gear lubricants, performs exceptionally over a wide range of temperatures to reduce wear at start up
Provides exceptional shear stability, corrosion protection, and enhanced frictional properties
Manufacturer Part Number: 104361

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$15.99

11.5″ GM standard Open pinion gear Thrust washer.

Product Features:

Pinion gear thrust washer
Fits GM 11.5″

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$32.99

Product Features:

Cross pin shaft
Fits GM 9.5″
Dura Grip positraction

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$1485.00

The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:

Fits GM and Chrysler 11.5″ with 30 spline axles
Clutch style positraction
Smooth design
Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
Fully rebuildable
Assembled in the USA

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$9.99

Popular 2014 GMC Sierra 2500 HD Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Covers

Differential Pinion Shaft Lock Bolts

Differential Bearings

Differential Axle Shafts

Differential Pinion Pilot Bearings

Differential Cover Bolts

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Clutch Packs

Differential Ring and Pinions

Differential End Yokes

Differential Lock Assemblies

Rear Differential Pinion Bearings

Differential Spools

Differential Carrier Bearing Adjusters

Rear Housing Cover Gaskets

Differential Pinion Bearing Kits

Complete Differentials

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Differential Side Gear Thrust Washers

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Differential Ring and Pinion Kits

Limited Slip Differential Assemblies

Axle Differential Bearing and Race Set

Most Popular Differential Oil for 2014 GMC Sierra 2500 HDs

Enhance your 2014 GMC Sierra 2500 HD with one of the 6 Differential Oil we have in stock, starting at just $14.49.

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$41.99

Royal Purple Motor Oil is a specially formulated multi viscocity oil for use in gasoline and diesel engines of all types from cars and trucks to SUVs, motorcycles and boats. Royal Purple(R) Motor Oil with Synerlec(R) additive technology reduces friction, which results in a 1-3 percent increase in horsepower, lowers operating temperatures, provides superior corrosion protection, improves fuel economy, reduces emissions and extends oil life. A.P.I. Certified.

Product Features:

Better wear protection
Increased fuel efficiency
Better protection of the expensive catalytic emission system
Improved compatibility with fuels containing ethanol
Superior corrosion protection
Meets ILSAC GF-5 and Dexos1 performance requirements

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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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$18.99

We’ve squeezed innovation into every ounce of Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil, the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Our unique new flexible pouch makes getting into the tightest places to lubricate gears easier than ever and with less waste. The superior detergent package-based formulation contains fully synthetic basestocks and special additives that help protect parts from rust and corrosion while providing 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, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance.

Product Features:

FLEXIBLE POUCH FOR EASIER USE WITH LESS WASTE in tight, hard to reach undercarriage situations.
EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -30F to 300F degrees for dependable coverage year-round
REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
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 or MT-1 fluid
MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Mack GO-H and GO-J; API GL-5 and API MT-1; MIL-PRF-2105E; and SAE J2360

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$148.99

Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:

Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive

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$99.99

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

Includes three quarts of Redline Shockproof oil

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$137.99

Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:

Includes four quarts of Redline Shockproof oil

Best-Selling 2014 GMC Sierra 2500 HD Differential Bearings

Upgrade your Sierra 2500 HD with one of our 4 best-selling Differential Bearings, earning an average 4.5 stars rating across 8 reviews.

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$10.99

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

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$18.49

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$38.99

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

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$24.29

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

Top-Quality Rear Differential Cover Gaskets for 2014 GMC Sierra 2500 HDs

Choose a high-quality OEM or aftermarket Rear Differential Cover Gasket for GMC Sierra 2500 HDs and enjoy top-notch performance from $8.29.

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$8.29

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

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$44.99

11.5″ Chrysler & GM cover gasket.

Product Features:

Cover gasket
Fits GM and Chrysler 11.5″

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$13.99

14T cover gasket.

Product Features:

Cover gasket
Fits GM 10.5″ 14 bolt truck

Top Picks for 2014 GMC Sierra 2500 HD Rear Housing Cover Gaskets

Invest in one of our 2 durable Rear Housing Cover Gaskets for your 2014 GMC, knowing you’re getting trusted brands and expert craftsmanship.

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$14.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$16.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

Top-Rated Differential Covers for 2014 GMC Sierra 2500 HDs

Make a smart move for your 2014 GMC Sierra 2500 HD with products all priced from $46.99 to $558.99.

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$46.99

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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$146.99

Product Features:

Fits GM and Chrysler 11.5″
Steel

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$389.99

Product Features:

Fits Chrysler and GM 11.5″
Finned aluminum

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$92.99

Product Features:

Fits GM 10.5″ 14 bolt truck
Steel

from

$59.99

Chrome cover for GM 14T.

Product Features:

Fits GM 10.5″ 14 bolt truck
Chrome

from

$558.99

aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro Series differential covers include an oil level sight glass and magnetic deep reach fill plug. This cover is finished with black powder-coating and machined fins for a distinctive look. Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration. Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling. Magnetic Plugs: This system incorporates a magnetic drain and deep reach fill plug to capture loose particles for maximum protection. Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling. Oil Level Sight Glass: A pre-installed oil level sight glass allows quick and easy oil inspection. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.

Product Features:

Durable Cast Aluminum
Magnetic Drain and Fill Plugs Capture Loose Particles
Calibration Plug Set to Factory Fill Level Eliminates Overfilling
Oil Level Sight Glass for Quick/Easy Inspection

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$296.99

Durable Cast Aluminum
Magnetic Drain Plug Captures Loose Particles
Calibration Plug Set to Factory Fill Level Eliminates Overfilling
Built-In External and Internal Fins Dissipate Heat

Top-Rated Differential Brands For Your 2014 GMC Sierra 2500 HD

When it comes to finding the perfect Differential for your 2014 GMC Sierra 2500 HD, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Differential brands including FELPRO, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $8.29. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 2014 GMC Sierra 2500 HD, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 2014 GMC Sierra 2500 HD Differentials

If you’re looking for a top-quality Differential for your 2014 GMC Sierra 2500 HD, Advance Auto Parts has exactly what you need with our selection of FELPRO Differentials. We have 2 FELPRO Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29 and an average cost of $11.64, you’ll find the perfect Differential for your needs and budget. FELPRO Differentials for the 2014 GMC Sierra 2500 HD come highly rated, with over 15 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $14.99

(2)

Axle Housing Cover Gasket Irregular Shaped 14 Bolt Hole Gasket

“fel pro is best gasket for my purposes”

from $8.29

(13)

Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket

“works good”

Top-Quality National 2014 GMC Sierra 2500 HD Differentials

For those in search of a high-quality Differential for their 2014 GMC Sierra 2500 HD, Advance Auto Parts offers a great selection of National Differentials. With 2 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $10.99, with an average price of $28.49, giving you a range of options to suit your budget. Backed by over 11 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

from $45.99

(5)

Multi-Purpose Seal

“Fit good”

from $10.99

(6)

Bearing Race

“Fit perfectly. No difficulty replacing my old ones.”

FAQs for 2014 GMC Sierra 2500 HD Differentials

What are the best-selling Differentials for 2014 GMC Sierra 2500 HDs?

Out of 167 Differentials that fit 2014 GMC Sierra 2500 HDs, the following parts are the top sellers:

DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (12079201) – $14.49
Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart (12507273) – $18.99
Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (5723531) – $8.29

What’s the price range for 2014 GMC Sierra 2500 HD Differentials?

The prices of Differentials for the 2014 GMC Sierra 2500 HD range from $2.99 up to $3,169.99 for the most premium parts.

What is the average price of a Differential for a 2014 GMC Sierra 2500 HD?

The average price for Differentials for the 2014 GMC Sierra 2500 HD is $425.75. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other GMC Sierra 2500 HD model years?

Yes, we carry Differentials for 24 model years of GMC Sierra 2500 HDs between 2001 and 2026. The following model years are the most popular for Differential purchases: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

What are the cheapest Differentials for my 2014 GMC Sierra 2500 HD?

The cheapest 2014 GMC Sierra 2500 HD Differentials we carry are:

Differential Crush Sleeve (20520169) – $2.99
Differential Cover B (11777896) – $5.99
DiffrlPinSupportBolt (12018054) – $5.99
Differential Cover B (11777764) – $7.99
14T Side Gear Thrust Washer (11643186) – $7.99

Does Advance Auto Parts sell Differentials for any other 2014 GMC models?

Yes. We stock Differentials for 9 other popular 2014 GMC models. Some of the most popular are 2014 Yukon Differentials, 2014 Sierra 1500 Differentials, 2014 Yukon XL 1500 Differentials, 2014 Savana 1500 Differentials, and 2014 Savana 2500 Differentials.

What types of Differentials do you sell for my 2014 GMC Sierra 2500 HD?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 2014 GMC Sierra 2500 HD:

Can I get help with 2014 GMC Sierra 2500 HD Differential orders?

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

What is your return policy for GMC Sierra 2500 HD Differentials?

Advance Auto Parts keeps returns simple. For new GMC Sierra 2500 HD Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2014 GMC Sierra 2500 HD Differentials

Powertrax – Lock Right Locker (Part No.1950-LR)

Motive Gear – Differential Gear Install Kit (Part No.GM9.2IKFL)

Yukon Gear – Full-Floating, Blank 35 Spline Diameter, Non-Drilled Axle Shaft For Dana 60 (Part No.21005)

Dorman – Differential Pinion Yoke Assembly (Part No.697-551)

National – Tapered Roller Bearing Cone (Part No.HM903249)

Yukon Gear – Standard Open Side Gear And Thrust Washer For 9.5" GM (Part No.33303)

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

Yukon Gear – Minor Install Kit For GM & Chrysler 11.5" Differential (Part No.12042)

Yukon Gear – High Performance Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 5.38 Ratio (Part No.24140)

National – Bearing Race (Part No.HM88610)

USA Standard Gear – Standard Spider Gear Set For 33 Spline GM 9.5" And Pre ’06 GM 9.25IFS (Part No.39029)

Yukon Gear – Eaton Positraction Shim Kit For 10.5" GM 14 Bolt Truck (Part No.16113)

Yukon Gear – Differential Cover B (Part No.33572)

Motive Gear – Pinion Nut (Part No.1260823)

Yukon Gear – 11.5 GM Spanner Adjuster Nut (Part No.33262)

Yukon Gear – Steel Spool For GM 14 Bolt Truck With 30 Spline Axles, 4.10 & Down (Part No.32048)

Yukon Gear – Pinion Install Kit For ’99 & Newer 10.5" GM 14 Bolt Truck Differential (Part No.13106)

National – Multi-Purpose Bearing (Part No.A-42)

Motive Gear – Differential Pinion Shim Kit (Part No.GM14SK)

Yukon Gear – Master Overhaul Kit For 2011 & Up GM And Dodge 11.5" Differential (Part No.14206)

Motive Gear – Differential Carrier Gear Kit (Part No.GM9.5BI)

Felpro – Axle Housing Cover Gasket Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55486)

aFe POWER – Differential Cover (Part No.46-71050A)

Mobil 1 – 75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart (Part No.26101)

Yukon Gear – 11.5" GM Standard Open Pinion Gear Thrust Washer (Part No.33388)

Yukon Gear – Cross Pin Shaft For GM 9.5", Fits Standard & Dura Grip Or Eaton Posi Carrier (Part No.33205)

Yukon Gear – Dura Grip For GM & Chrysler 11.5", 30 Spline (Part No.26033)

Motive Gear – Ring Gear Bolt (Part No.331421)

Royal Purple – High Performance 5W-30 Synthetic Engine Oil, Better Wear Protection, 5 Quart (Part No.51530)

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

Valvoline – Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart (Part No.889785)

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

National – Bearing Race (Part No.382A)

Driveworks – Tapered Cone Wheel Bearing Assembly (Part No.S-387-AS)

National – Tapered Roller Bearing Cone (Part No.JLM506849A)

FAG US – Cone (Part No.KM86649)

Felpro – Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55063)

Yukon Gear – 11.5" Chrysler & GM Cover Gasket (Part No.23013)

Yukon Gear – GM 10.5′ 14 Bolt Truck Cover Gasket (Part No.23016)

Felpro – Axle Housing Cover Gasket Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55478)

Felpro – Axle Housing Cover Gasket Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55486)

Dorman – Differential Cover (Part No.697-703)

Yukon Gear – Steel Cover For Chrysler & GM 11.5", With O Fill Plug (Part No.32330)

Yukon Gear – Finned Aluminum Cover For Dodge & GM 11.5" Aam Rear Axle (Part No.32346)

Yukon Gear – Steel Cover For GM 10.5" 14 Bolt Truck (Part No.32345)

Yukon Gear – Chrome Cover For 10.5" GM 14 Bolt Truck (Part No.32013)

aFe POWER – Differential Cover (Part No.46-71050B)

aFe POWER – Differential Cover (Part No.46-71050A)