1978 AMC AMX Differentials

Name: Standard Open Carrier Case & Spiders, Amc Model 35, 3.54 & Up
Brand: Yukon Gear
SKU: 20062
Price: 549.99 USD

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1978 AMC AMX in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1978 AMC AMX looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Bearings, Differential Pinion Seals, and Differential Oil. 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 National, Driveworks, and Valvoline. For example, National Differentials start at just $11.99 with an average 4.3 star rating. Driveworks and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 1,518 reviews and a solid 4 star average, you can shop with confidence knowing other AMC AMX owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1978 AMC AMX Differential at Advance Auto Parts is around $86.82, with a range that starts at $1.99 and goes up to $526.69. With 46 options in stock from 10 trusted brands, finding the right fit is easy. Popular picks like Multi-Purpose Bearing, 3 Qt – 80W90 Conventional Gear Oil with Posi Additive, and Tapered Roller Bearing Cone start at just $16.99 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 Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1978 AMC AMX in peak condition, inside and out.

Looking for the perfect Differential for your 1978 AMC AMX? 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 AMC AMX. Whether you’re driving a 1978 model or another popular model year like 1968, 1969, 1970, 1979, and 1980, 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 1978 AMC AMX Differentials

from

$549.99

Model 35 standard Open carrier loaded, 3.54 & up + 3.27, 1-5/8″ tall, complete, w/ bearings.

Product Features:

Standard open carrier case and spiders
Fits AMC Model 35
3.54 and up ratio only
Includes ring gear bolts, carrier bearings and races, and roll pin

from

$10.99

Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:

Crush sleeve for AMC Model 35, Chrysler 7.25″ and 8.25″, Ford 8″ and GM 7.75″
0.495″ tall

from

$12.49

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

from

$44.99

Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.

Product Features:

Includes three quarts of conventional oil

from

$9.99

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

$17.99

Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.

Product Features:

Pinion depth shims for AMC Model 35 and Chrysler 7.25″

from

$289.99

USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:

Fits standard rotation AMC Model 35
7.562″ ring gear diameter
26 spline pinion
8 ring gear bolts
3.73 ratio

from

$13.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Dana engineering-approved for fit, form and function
Meets or exceeds OE specifications

from

$26.99

Spartan spring & pin kit, fits smaller designs.

Product Features:

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

from

$7.99

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$255.99

Yukon Bearing Installation Kits are perfect for shops and builders who have shims on the shelf and are looking to save cost over a Master Overhaul Kit. This kit uses Timken bearings and races along with all high-quality small parts. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to properly install your ring and pinion gear set.

Product Features:

Fits AMC Model 20
Included are carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve, marking compound and brush.

from

$8.29

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

$6.99

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

from

$10.99

Pinion nut for Jeep JK front, Jeep Liberty front, Ford 9.75″, 10.25″, 10.5″ and AMC Model 20 and Model 35
7/8″ x 20 thread
1 1/8″ socket

from

$22.79

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.

Product Features:

FORD 9″ SOLID SPACER KIT

from

$27.99

The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver select ability.

Product Features:

Bulkhead fitting

from

$174.99

Tire pump up kit
Includes hose, fittings, couplers and teflon tape

from

$197.99

Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement.

Product Features:

Spider gear kit
Fits AMC Model 35 open differential with 1.560″ side gear bore
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

from

$172.99

USA Standard Gear standard spider gear set for AMC Model 35 with 1.560″ side gear bore. (used in ’94 and newer models).

Product Features:

Fits AMC Model 35 with open differential and 1.560″ side gear bore
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

from

$17.49

from

$9.99

Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.

Product Features:

Pinion seal
Fits AMC Model 20 and AMC Model 35

from

$17.99

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

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

$6.99

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

from

$11.99

Replacement ring gear bolt for Model 35, Dana 25, 27, 30 & 44. 3/8″ x 24.

Product Features:

Ring gear bolt for Dana Spicer 25, 27, 30, 44 and AMC Model 35
3/8″ x 24 thread

from

$1.99

Product Features:

BOLT 9″ FORD OPEN R.G. SAME AS M-4216A200

from

$81.99

Product Features:

DANA-35 MINI INSTALL KIT JEEP

from

$52.79

Popular 1978 AMC AMX Differentials Categories

Differential Oil

Differential Bearings

Front Housing Cover Gaskets

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Ring and Pinions

Differential Lock Assemblies

Automatic Transmission Differential Cover Gaskets

Rear Housing Cover Gaskets

Complete Differentials

Differential Ring Gear Bolts

Differential Crush Sleeves

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Carrier Bearing Races

Differential Pinion Bearing Spacers

Most Popular Differential Bearings for 1978 AMC AMXes

Enhance your 1978 AMC AMX with one of the 9 Differential Bearings we have in stock, starting at just $6.99.

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from

$16.99

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

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

$11.99

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

$10.99

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$17.99

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

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

$27.99

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

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

$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

$14.99

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

from

$12.99

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

Product Features:

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

from

$6.99

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

Best-Selling 1978 AMC AMX Differential Pinion Seals

Upgrade your AMX with one of our 2 best-selling Differential Pinion Seals.

show more show less

from

$18.99

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: spring loaded; multi-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$17.49

Top-Quality Differential Oil for 1978 AMC AMXes

Choose a high-quality OEM or aftermarket Differential Oil for AMC AMXes and enjoy top-notch performance from $12.49.

show more show less

from

$12.49

Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the No. 1 ATF product, suitable for use in 95% of vehicles. And now, it’s recommended for most belt & chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it’s designed to help prevent leaks, reduce wear & tear, and maximize performance. Has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Valv MaxLife Multi-Vehicle ATF is suitable for most Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW & Audi vehicles. Recommended for use in: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC; Honda/Acura ATF-Z1 and Honda CVT; Nissan/Infiniti Matic-D, Matic-J, Matic-K and Matic-S; Hyundai/Kia SP-II, SP-III, SP-IV and SPH-IV; BMW 7045E, ETL 8072B, LA2634 and LT71141; Allison C-4; Mercedes-Benz NAG-1; Volvo 1161521, 1161540, 97340 and 1273.41; Subaru ATF HP, Lineartronic chain CVT and CVT-II, Lineartronic High Torque CVT, and CV-30; and VW/Audi G-052-025-A2 and G-052-162-A1. CURRENTLY UNABLE TO SHIP THIS PRODUCT TO CUSTOMERS LOCATED IN CALIFORNIA

Product Features:

FOR USE IN 95% OF VEHICLES INCLUDING MOST CVTs in operation with US registered light duty applications
HIGH PERFORMANCE CONDITIONING AGENTS prolong seal elasticity to prevent leaks
IMPROVED DURABILITY & TRANSMISSION LIFE with anti-wear technology to avoid costly repairs
ENHANCED HIGH & LOW TEMP PERFORMANCE supports transmission fluid in all weather situations

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$57.99

Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials. This kit includes three quarts of oil and a bottle of Yukon Limited Slip Friction modifier that reduces noise and chatter in clutch driven positraction units and limited slip differentials.

Product Features:

Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive

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$44.99

Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.

Product Features:

Includes three quarts of conventional oil

from

$148.99

Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection. This kit includes four quarts of oil and a bottle of Yukon Limited Slip Friction modifier that reduces noise and chatter in clutch driven positraction units and limited slip differentials.

Product Features:

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

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$99.99

Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.

Product Features:

Includes three quarts of Redline Shockproof oil

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$137.99

Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.

Product Features:

Includes four quarts of Redline Shockproof oil

Top Picks for 1978 AMC AMX Front Differential Pinion Bearings

Invest in one of our 5 durable Front Differential Pinion Bearings for your 1978 AMC, knowing you’re getting trusted brands and expert craftsmanship.

show more show less

from

$25.99

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

$9.99

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

$17.49

Product Features:

Brand may vary by location

from

$25.99

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

$7.99

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

Our Top-Rated Rear Housing Cover Gaskets for 1978 AMC AMXes

Make a smart move for your 1978 AMC AMX with our Rear Housing Cover Gasket for $8.29.

show more show less

from

$8.29

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

Top-Rated Differential Brands For Your 1978 AMC AMX

When it comes to finding the perfect Differential for your 1978 AMC AMX, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 10 trusted brands. We carry the most popular Differential brands including Valvoline, National, and Driveworks, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $10.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1978 AMC AMX, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1978 AMC AMX Differentials

If you’re looking for a top-quality Differential for your 1978 AMC AMX, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 1 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.49, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1978 AMC AMX come highly rated, with over 446 customer reviews and an impressive average rating of 4.8 stars. Choosing a Valvoline Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $12.49

(446)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

“seems to be ok”

Top-Quality National 1978 AMC AMX Differentials

For those in search of a high-quality Differential for their 1978 AMC AMX, Advance Auto Parts offers a great selection of National Differentials. With 3 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 $11.99, with an average price of $15.66, giving you a range of options to suit your budget. Backed by over 34 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 $11.99

(2)

Bearing Race

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

from $17.99

(7)

Multi-Purpose Bearing

“Comparable with the Timkens I removed. NATIONAL bearings have lasted decades in many of my other machines.”

from $16.99

(25)

Multi-Purpose Bearing

“Smooth”

FAQs for 1978 AMC AMX Differentials

What are the best-selling Differentials for 1978 AMC AMXes?

Out of 46 Differentials that fit 1978 AMC AMXes, the following parts are the top sellers:

Multi-Purpose Bearing (3275973) – $16.99
3 Qt – 80W90 Conventional Gear Oil with Posi Additive (11645418) – $57.99
Tapered Roller Bearing Cone (5052513) – $25.99

What’s the price range for 1978 AMC AMX Differentials?

The prices of Differentials for the 1978 AMC AMX range from $1.99 up to $526.69 for the most premium parts.

What is the average price of a Differential for a 1978 AMC AMX?

The average price for Differentials for the 1978 AMC AMX is $86.82. 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 AMC AMX model years?

Yes, we carry Differentials for 4 model years of AMC AMXes between 1968 and 1980. The following model years are the most popular for Differential purchases: 1980, 1979, 1970, 1969, and 1968.

What are the cheapest Differentials for my 1978 AMC AMX?

The cheapest 1978 AMC AMX Differentials we carry are:

Ring Gear Bolt (19640279) – $1.99
Differential Crush Sleeve (10592883) – $2.99
Differential Pinion Nut (10954713) – $6.99
Cup (50206003) – $6.99
Taper Bearing Cup (5052491) – $7.99

Does Advance Auto Parts sell Differentials for any other 1978 AMC models?

Yes. We stock Differentials for 3 other popular 1978 AMC models. Some of the most popular are 1978 Gremlin Differentials, 1978 Pacer Differentials, 1978 Matador Differentials, and 1978 Concord Differentials.

What are the top-rated Differentials that fit the 1978 AMC AMX?

The one 1978 AMC AMX Differential we have in stock is the Ring Gear Bolt. It costs $1.99.

What types of Differentials do you sell for my 1978 AMC AMX?

As of 6/2/26, these are some of the most in-demand types of Differentials for a 1978 AMC AMX:

Can I get help with 1978 AMC AMX Differential orders?

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

What is your return policy for AMC AMX Differentials?

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

1978 AMC AMX Differentials

Yukon Gear – Standard Open Carrier Case & Spiders, Amc Model 35, 3.54 & Up (Part No.20062)

Yukon Gear – Crush Sleeve (Part No.33093)

Felpro – Axle Housing Cover Gasket (Part No.RDS 13889)

Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

National – Bearing Race (Part No.M86610)

Yukon Gear – Replacement Pinion Depth Shims for Dana 35, Model 35 & Chrysler 7.25" (Part No.55014)

USA Standard Gear – Ring & Pinion Gear Set For Model 35 In A 3.73 Ratio (Part No.36235)

Victor Reinz – Differential Carrier Gasket (Part No.71-14837-00)

USA Standard Gear – Differential Cross Pin (Part No.17011)

Driveworks – Taper Bearing Cup (Part No.S-LM-501314)

Yukon Gear – Bearing Install Kit for Model 20 Differential (Part No.11081)

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13089)

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

Yukon Gear – Pinion Nut, M20/35, D30/44 JK front, Ford 10.25"/10.5"/some 9.75" 7/8-20 Thread (Part No.33146)

Motive Gear – Differential Pinion Bearing Spacer (Part No.4105)

Yukon Gear – Zip Locker Bulkhead Fitting (Part No.34001)

Yukon Gear – Pump Up Kit, Zip Locker (Part No.34031)

Yukon Gear – Standard Open Spider Gear Kit for Model 35 with 27 Spline Axles (Part No.16128)

USA Standard Gear – Differential Spider Gear Kits (Part No.39030)

Motive Gear – Differential Pinion Seal (Part No.470331N)

Yukon Gear – Pinion Seal for Model 20 and Model 35 (Part No.30079)

National – Multi-Purpose Bearing (Part No.A-17)

Schaeffler – Cup (Part No.LM48510)

Yukon Gear – Replacement Ring Gear Bolt For Model 35, Dana 25, 27, 30 & 44 – 3/8" X 24 (Part No.33038)

Motive Gear – Ring Gear Bolt (Part No.D8OZ4216B)

Motive Gear – Differential Gear Install Kit (Part No.D35IKJ)

Motive Gear – Differential Gear Install Kit (Part No.AM20IK)

National – Multi-Purpose Bearing (Part No.A-6)

National – Bearing Race (Part No.LM501314)

Driveworks – Taper Bearing Cone (Part No.S-LM-501349)

National – Multi-Purpose Bearing (Part No.A-17)

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

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

Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT5)

Schaeffler – Cone (Part No.KL68149)

Schaeffler – Cup (Part No.LM48510)

National – Multi-Purpose Seal (Part No.470331N)

Motive Gear – Differential Pinion Seal (Part No.470331N)

Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil with Posi Additive (Part No.15003)

Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

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 – Tapered Roller Bearing Cone (Part No.M802048)

National – Bearing Race (Part No.M86610)

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

National – Tapered Roller Bearing Cone (Part No.HM88648)

Driveworks – Tapered Cone Wheel Bearing Assembly (Part No.S-L-68149)

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13089)