1978 GMC Jimmy Drivetrains

Name: Multi-Purpose Seal
Brand: National
SKU: 722108
Price: 11.99 USD
Rating: 5.0 (1 reviews)

Below you will find various in-demand GMC Drivetrains, components and accessories for your 1978 Jimmy. Advance Auto Parts has popular Jimmy parts like Differentials, Transfer Cases, Universal Joints and more. You’ll also find aftermarket and OEM Drivetrains for other Jimmy model years including 1990, 1991, 1995, 1996, 1997, 1998, 1999, 2000, 2001 and more. Select a category of 1978 GMC Jimmy Drivetrains below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 1978 GMC Jimmy Drivetrains Categories

Differential Oil

Axle Shaft Universal Joints

Pinion Shaft Bearings

U-Joints

4WD Hubs

Rear Differential Cover Gaskets

Miscellaneous CV and U-Joint Parts

Drive Shaft Center Supports

Differential Open Unit and Components

Differential Covers

Center Support Bearings

U-Joint Strap Kits

Differential Pinion Shaft Lock Bolts

Drive and Prop Shaft Assemblies

Differential Bearings

Differential Axle Shafts

Drive Shaft Bearings

Axle Shaft Seals

Differential Pinion Pilot Bearings

Axle Spindle Seals

U-Joint Centering Yokes

Front Housing Cover Gaskets

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 Carrier Shim Kits

Differential Pinion Seals

Axle Spindle Bearings

Rear Axle Shaft Bearings

Differential Mini Spools

Differential Ring and Pinions

U-Joint U-Bolt Kits

Differential Pinion Supports

Spindle Lock Nuts

Rear Differential Pinion Bearings

Differential Spools

Rear Housing Cover Gaskets

Transfer Case Output Shaft Bearings

Drive Shaft Seals

Axle Shaft Lock C-Clips

Complete Differentials

Bearing and Seal Overhaul Kits

Differential Ring Gear Bolts

Bearing Race Drivers

Spindle Lock Nut Thrust Washers

Differential Pinion Shafts

Axle U-Bolt Kits

Input Shaft Seals

Differential Crush Sleeves

Differential Pinion Shims

Differential Gear Install Kits

Mounting Adapter Seals

Differential Pinion Gear Thrust Washers

Output Shaft Pilot Bearings

Spindle Washers

Essential Drivetrains for 1978 GMC Jimmies

from

$11.99

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:

Design type: springless; 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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$9.99

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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$10.99

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
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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$2.99

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

All products are designed to meet or exceed OE quality, form, fit and funtion.

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$445.99

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!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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$7.99

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$6.99

Product Features:

D30 PRE-LOAD SPACER (SHIM PACK)

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$2.79

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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$15.99

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 330, 330A, 331 & 331A
Contains two 1.66″ bolt center clamps and four 5/16-24 x 1-5/16″ cap screws

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$9.49

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

$132.99

Axle shaft damaged or bearings worn out: This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:

Product Features:

Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
Durable construction – designed to rigorous standards and tested to ensure performance
Trustworthy solution – backed by team of engineers and quality control specialists in the United States

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$259.99

Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:

For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.

from

$18.29

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$9.99

An imperative replacement part for the proper functioning of the axle shaft and for basic vehicle operation, our Axle Shaft Lock C-Clips are made from quality materials for long-lasting durability.

Product Features:

Direct replacement – this drive axle shaft lock C-clip matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this clip 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

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$28.49

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

All products are designed to meet or exceed OE quality, form, fit and funtion.

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$19.99

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

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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

from

$99.99

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 & SEAL GM 8.5 10 BOLT – ’99 & UP LATER

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$36.99

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.

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$5.49

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$24.99

Spindle nut for Dana 30 & Dana 44, .372″ thick. This replaces Spicer part number 21588X.

Product Features:

Spindle nut for Dana Spicer 30 and 44
0.372″ thick

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$9.49

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

$13.99

This transfer case adapter seal matches the fit and function of worn or damaged original equipment part. This seal should be replaced as part any service that requires the transfer case and transmission to be separated.

Product Features:

Ideal replacement – this transfer case adapter O-ring is a direct replacement for a worn or damaged original equipment seal between the transfer case and transmission
Convenient on-hand part – this seal should be replaced whenever the transfer case is removed for service
Application-specific design – this O-ring has been designed of durable materials specifically for this vehicle application
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

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$17.49

Product Features:

Brand may vary by location

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$4.99

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

All products are designed to meet or exceed OE quality, form, fit and funtion.

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$336.99

Yukon positraction internals (0.795″ diameter) for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc positraction.

Product Features:

Spider gear kit
Fits GM 8.5″ with 28 spline Dura Grip positraction
Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

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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.

Product Features:

Fits GM 7.5″ and 7.6″
7.50″ ring gear diameter
27 spline pinion
10 ring gear bolts
2.73 ratio

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$214.99

Product Features:

GM 10BL 8.5 R/P 3.08 MG FRT/REAR

Upgrade your 1978 GMC Jimmy with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 1978 GMC Jimmy, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Drivetrains are key to keeping your Jimmy functioning at its best. At Advance Auto Parts, we offer a wide selection of 246 Drivetrains for the 1978 GMC Jimmy, designed to meet your needs without breaking the bank. From Differential 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 1978 GMC Jimmy at great prices. Our Drivetrains inventory for this model ranges from just $0.91 to $1,141.99, with an average price of $121.23. Our 246 Drivetrains in stock come from 21 trusted brands, so you’re sure to find the right part for your 1978 GMC Jimmy 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 1978 GMC Jimmy, we stock popular OEM and aftermarket Drivetrains from top names like Spicer, National, DriveWorks, and more. Spicer Drivetrains start at just $31.99 and boast an impressive 4.6 stars average rating from customers. National and DriveWorks also bring quality to the table, with Drivetrains available starting at $4.99, and at an average 4.3 stars rating. With 4,784 customer reviews and counting, our 1978 GMC Jimmy 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 1978 GMC Jimmy is always ready to roll. We’re committed to providing you with everything you need to keep your Jimmy in top shape, all in one place. Start shopping confidently below for your 1978 GMC Jimmy!

Best-Selling Differentials for 1978 GMC Jimmies

Enhance the driving experience in your GMC with 140 quality Differential components, starting at $0.91.

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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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$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

$9.49

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

$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

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$7.99

High-quality Differential Component Shim

Product Features:

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

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$9.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$37.99

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

from

$234.99

Product Features:

GM 10BL 8.5 R/P 3.42A MG FRT/REAR

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$350.99

For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.

from

$10.99

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

$7.99

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

$21.99

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

$22.49

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

from

$241.99

Product Features:

GM 10BL 8.5 R/P 3.73A MG FRT/REAR

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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

$243.99

Product Features:

GM 10BL 8.5 R/P 3.73 MG FRT/REAR

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$41.99

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

from

$22.99

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

$135.99

KIT BRG & SEAL GM 10 BOLT MASTER NON IFS FRONT / REAR

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$342.99

For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.

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

Top Picks for 1978 GMC Jimmy Universal Joints

Upgrade GMC Jimmies with top-quality Universal Joints parts, including 33 OEM and aftermarket selections for your 1978 model.

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from

$5.59

Universal Joint

from

$42.99

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

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$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

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$15.99

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 to provide 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 allows for easy maintenance and the flexible use of the entire assembly
Snap rings are held to strict tolerances to ensure proper cup position and retention
Nitrile rubber seals are applied to optimize grease retention and reduce contamination

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$40.99

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

$29.49

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

$55.99

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

$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

$29.99

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

$45.99

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

$8.99

Universal Joint

from

$37.99

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

$19.99

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

$37.99

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

$41.99

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

$36.99

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

$8.39

Universal Joint – Brute Force

from

$7.89

Universal Joint

from

$6.49

Universal Joint

from

$24.99

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

$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
Bearig cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
Lubrication grooves 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

In-Demand 4WD Components for 1978 GMC Jimmies

Select from 2 premium 4WD Components parts for your 1978 GMC Jimmy, with prices ranging from $116.99 to $204.99.

show more show less

from

$116.99

Black nylon reinforced fiberglass dial. Limited lifetime warranty. 19 spline, internal bolts. Chrome.

Product Features:

Black Nylon Reinforced Fiberglass Dial
Limited Lifetime Warranty

from

$204.99

Ultimate in style and service. Latest patented technology. Smooth operation. Limited lifetime warranty. 10 spline, 6 bolts. Chrome.

Product Features:

Ultimate In Style And Service
Latest Patented Technology
Smooth Operation
Limited Lifetime Warranty

Most Sold 1978 GMC Jimmy Drive Shafts and Axles

Explore our best-selling GMC parts for the 1978 Jimmy among 39 OEM and aftermarket options starting from $5.29.

show more show less

from

$55.99

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

$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

$40.99

Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to AUTOCAR 84-88; CHEV 60-02; DODGE 57-02; FORD 55-07; GMC 63-02; INTL 57-02; KW 81-18; MACK 80-83; PTRB 65-83; WHGM 88-95; WHIT 81-88;. Please verify your application.

Product Features:

MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
For Years: 1955-2018
Weight approx: 4 Lbs
BEARING ID / BORE: 1.5750 INCH / 40 MM
CENTERLINE: 2.48 INCH / 63 MM
MOUNT WIDTH: 6.62 INCH / 168 MM
STYLE: ROUND FRAME
NOT PICTURED: TWO DUST SHIELDS

from

$46.99

Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.

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

$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

$11.99

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

$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

$16.99

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

$6.99

This drive axle shaft lock C-clip 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 drive axle shaft lock C-clip matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this clip 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

$44.99

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

$45.99

from

$44.99

Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.

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

$21.49

Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to AUTOCAR 84-88; CHECKER 55-82; CHEV 60-12; DODGE 57-02; FORD 55-10; GMC 63-07; INTL 57-02; ISUZU 96-01; KW 81-18; MACK 80-90; MAZDA 87-94; MITS 87-09; OLDS 90-01; PLYM 80-83; PTRB 65-83; WHGM 88-95; WHIT 81-88;. Please verify your application.

Product Features:

MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
For Years: 1955-2018
Weight approx: 3 Lbs
BEARING ID / BORE: 1.3780 INCH / 35 MM
CENTERLINE: 2.28 INCH / 58 MM
MOUNT WIDTH: 6.62 INCH / 168 MM
STYLE: ROUND FRAME
COMPLETE MOUNT

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

$8.49

Product Features:

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

$13.49

Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to CHEV 58-02; GMC 55-02; INTL 57-02;. Please verify your application.

Product Features:

MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
For Years: 1955-2002
Weight approx: 2 Lbs
BEARING ID / BORE: 1.1811 INCH / 30 MM
CENTERLINE: 3.50 INCH / 89 MM
MOUNT WIDTH: 1.50 INCH / 38 MM
COMPLETE MOUNT

from

$39.49

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

$9.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$79.99

Replace your old or broken U-bolts with these high strength Rancho replacement U-bolt kits. These kits will work with a stock or an aftermarket leaf spring pack.

Product Features:

These replacement U-bolts are for Rancho suspension systems only. Do not use them on other suspension kits.
After 100 miles of use and after every off-road use, inspect all U-bolts for proper torque values.
Made from high strength steel
Works with a stock or an aftermarket leaf spring pack

from

$42.99

Product Features:

Brand may vary by location

from

$30.49

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

from

$5.29

Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to AUTOCAR 84-88; CHECKER 55-82; CHEV 60-12; DODGE 87-97; GMC 67-05; MACK 80-83; PTRB 65-83; WHGM 88-95; WHIT 81-88;. Please verify your application.

Product Features:

MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
For Years: 1955-2012
Weight approx: 1 Lbs
CUSHION INSERT ONLY
FOR COMPLETE MOUNT SEE PART 6056

Top-Rated Drivetrains Brands For Your 1978 GMC Jimmy

Shop for the best-rated brands offering Drivetrains and other products for your 1978 GMC Jimmies. Below you’ll find some of our best rated Drivetrains from Spicer, National, and DriveWorks, and more. Drivetrains from these brands that fit a 1978 Jimmy start at just $4.99 and are rated as high as 4.6 stars. OEM and aftermarket Drivetrains don’t get more top quality, durable, and affordable than from the brands below.

Popular Spicer 1978 GMC Jimmy Drivetrains

When it comes to maintaining or upgrading your 1978 GMC Jimmy, using quality Drivetrains is essential to ensure durability and a perfect fit. Spicer ticks all of those boxes. We offer a wide selection of Spicer Drivetrains, specifically designed for the 1978 GMC Jimmy. With over 3 Spicer brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $31.99, with an average price of just $42.32. Plus, with over 21 customer reviews and an average rating of 4.6 stars, you can trust that our Spicer 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 $38.99

(2)

Universal Joint

“I use this on a 4×4 off-road. It’s always a tough trade-off between the greaseable and non-greasable u-joints. The non-greaseable is stronger. The”

from $31.99

(12)

Universal Joint, Greaseable 1310 Series OSR

“No problems with Installation and appears to be quality part! Great for my old School Street Car!”

from $55.99

(7)

Universal Joint

“Nice stub axle u-joint, perfect fit!”

Popular National 1978 GMC Jimmy Drivetrains

National auto parts is one of the highest quality Drivetrain brands in the market. Any 1978 GMC Jimmy owner should feel confident when installing genuine National parts in their vehicle. To ensure the best fit and performance for your 1978 Jimmy, Advance Auto Parts carries a full inventory of 3 National Drivetrains. Plus you will be keeping your GMC in peak condition while saving money because prices on these National Drivetrains range from $13.99 to $19.99, plus, with more than 19 customer reviews and an impressive 4.3 stars average rating, you can be confident the Fram Drivetrains below will deliver on both quality and value.

from $13.99

(9)

Bearing

“as advertised”

from $17.99

(7)

Multi-Purpose Bearing

“National bearings amazingly made in USA. Did the job.”

from $19.99

(3)

Wheel Bearing and Seal Kit

“Easy to install. Good quality.”

FAQs for 1978 GMC Jimmy Drivetrains

Which Drivetrains are best-sellers for 1978 GMC Jimmies?

Out of 246 Drivetrains that fit 1978 GMC Jimmies, the following parts are the top sellers:

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (5185823) – $10.99
DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (12079139) – $11.99
Universal Joint (10265505) – $15.99

What’s the price range for 1978 GMC Jimmy Drivetrains?

Drivetrain prices for the 1978 GMC Jimmy start at $0.91 and go up to $1,141.99 for the most premium parts.

What’s the average price of a Drivetrain for a 1978 GMC Jimmy?

The average price for Drivetrains for the 1978 GMC Jimmy is $121.23. 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 GMC Jimmy model years?

Yes, we currently carry Drivetrains for 27 model years of GMC Jimmies between 1970 and 2001. Drivetrains are bought most frequently for the following model years: 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1991, and 1990.

What are the cheapest Drivetrains for my 1978 GMC Jimmy?

The cheapest 1978 GMC Jimmy Drivetrains we carry in stock are:

Differential Ring Gear Bolt (10282203) – $0.91
Differential Ring Gear Bolt (10282436) – $1.99
Differential Pinion Gear Washer (10282533) – $2.59
Ring Gear Bolt (20520168) – $2.99
Spindle Washer – I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (22972449) – $3.99

What are the top-rated Drivetrains that fit the 1978 GMC Jimmy?

Out of 4,784 reviews by customers, our 1978 GMC Jimmy Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 1978 GMC Jimmy and their top-rated products:

4WD Components
- MileMarker Supreme; Manual Hub (3870014) – $204.99
- MileMarker Street Master; Manual Hub (3870006) – $116.99
Spindles
- MileMarker Supreme; Manual Hub (3870014) – $204.99
- MileMarker Street Master; Manual Hub (3870006) – $116.99
Universal Joints
- MileMarker Supreme; Manual Hub (3870014) – $204.99
- MileMarker Street Master; Manual Hub (3870006) – $116.99

What types of Drivetrains do you sell for my 1978 GMC Jimmy?

As of 11/2/25, these are some of the most in-demand types of Drivetrains for a 1978 GMC Jimmy:

Can I get help with 1978 GMC Jimmy Drivetrain orders?

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

What is your return policy for GMC Jimmy Drivetrains?

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

1978 GMC Jimmy Drivetrains

National – Multi-Purpose Seal (Part No.722108)

FAG US – Cup (Part No.LM501310)

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Pro-King – Differential Cross Shaft (Part No.742G930)

Powertrax – Lock Right Locker (Part No.1930-LR)

Driveworks – Needle Bearing (Part No.S-B-2110)

Motive Gear – Differential Pinion Shim Kit (Part No.1114)

Motive Gear – Crush Sleeve (Part No.9785792)

MOOG Driveline Products – Universal Joint Strap Kit (Part No.492-10)

Felpro – Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket (Part No.RDS 13391)

Dorman – Rear Axle Shaft, Left Or Right (Part No.630-144A)

Richmond Gear – Differential Spool (Part No.81-1030-1)

Driveworks – Axle Repair Bearing (Part No.S-RP-5707)

Dorman – Help – Axle Shaft Retainer (Part No.05311)

Pro-King – Differential Cross Shaft (Part No.742G673)

National – Wheel Bearing and Seal Kit (Part No.SBK-1)

National – Bearing Race (Part No.HM88610)

Motive Gear – Differential Bearing Kit – Koyo (Part No.R10RL)

Spicer – Universal Joint, Greaseable S44/3R Series (Part No.5-3147X)

Driveworks – Oil Seal (Part No.S-9449)

Yukon Gear – Spindle Nut For Dana 30 & Dana 44, .372" Thick (Part No.33474)

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55075)

Dorman – Transfer Case Adapter O-Ring (Part No.926-831)

Driveworks – Tapered Roller Bearing (Part No.S-M-802048)

Pro-King – Differential Pinion Yoke Washer (Part No.742A215)

Yukon Gear – Positraction Internals For 8.5" GM With 28 Spline Axles (Part No.16052)

Yukon Gear – High Performance Ring & Pinion Gear Set For GM 7.5" In A 2.73 Ratio (Part No.24475)

Motive Gear – Differential Ring and Pinion (Part No.GM10-308)

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

National – Bearing Race (Part No.M88010)

Felpro – Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket (Part No.RDS 13391)

National – Bearing Race (Part No.LM501314)

Driveworks – Oil Seal (Part No.S-2043)

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

Driveworks – Oil Seal (Part No.S-8460N)

National – Shaft Repair Sleeve (Part No.99199)

Motive Gear – Differential Ring and Pinion (Part No.GM10-342A)

Richmond Gear – Differential Ring And Pinion (Part No.49-0072-1)

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

National – Tapered Roller Bearing Cone (Part No.LM104949)

National – Multi-Purpose Seal (Part No.8622)

Motive Gear – Differential Ring and Pinion (Part No.GM10-373A)

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 Ring and Pinion (Part No.GM10-373)

National – Shaft Repair Sleeve (Part No.99212)

National – Tapered Roller Bearing Cone (Part No.HM89449)

Motive Gear – Differential Master Bearing Kit – Timken (Part No.R10RMKT)

Richmond Gear – Differential Ring And Pinion (Part No.49-0034-1)

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

National – Multi-Purpose Bearing (Part No.B-2110)

Driveworks – Oil Seal (Part No.S-9613S)

National – Shaft Repair Sleeve (Part No.99187)

Driveworks – Needle Bearing (Part No.S-B-2110)

Driveworks – Oil Seal (Part No.S-9449)

National – Multi-Purpose Seal (Part No.710005)

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

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

National – Multi-Purpose Seal (Part No.473204)

National – Multi-Purpose Seal (Part No.471869)

National – Bearings (Part No.N-1211-L)

USA Standard Gear – TCaseBrg-SealKit (Part No.76163)

USA Standard Gear – TCaseBrg-SealKit (Part No.78653)

National – Multi-Purpose Bearing (Part No.1210-L)

National – Shaft Repair Sleeve (Part No.99176)

Driveworks – Manual Transmission Input Shaft Seal (Part No.S-481181-N)

Neapco – Universal Joint (Part No.1-0297)

MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.534G)

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

Driveworks – Universal Joint (Part No.DW-534G)

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.371)

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.234)

MOOG Driveline Products – Greaseable Super Strength Universal Joint (Part No.377)

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

MOOG Driveline Products – Greaseable Super Strength Universal Joint (Part No.280)

Driveworks – Universal Joint (Part No.DW-377)

Spicer – Universal Joint (Part No.5-795X)