1973 Chevrolet Chevelle Differentials

Keep Your 1973 Chevrolet Chevelle in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1973 Chevrolet Chevelle looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Rear Housing Cover Gaskets, and Differential Covers. 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 Motive Gear, National, and FELPRO. For example, Motive Gear Differentials start at just $7.99 with an average 4.0 star rating. National and FELPRO offer similar pricing and quality, backed by strong customer feedback. With over 3,343 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet Chevelle owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 Chevrolet Chevelle Differential at Advance Auto Parts is around $223.11, with a range that starts at $2.59 and goes up to $1,604.99. With 347 options in stock from 14 trusted brands, finding the right fit is easy. Popular picks like DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart, DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart, and Ring Gear Bolt start at just $2.99 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 1973 Chevrolet Chevelle in peak condition, inside and out.

Find Your Specific 1973 Chevrolet Chevelle Differentials

Looking for the perfect Differential for your 1973 Chevrolet Chevelle? 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 Chevrolet Chevelle. Whether you’re driving a 1973 model or another popular model year like 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1974, and 1975, 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 1973 Chevrolet Chevelle Differentials

USA Standard Gear – Master Overhaul Kit for the ’81 & older GM 7.5" Differential (Part No.37048)

Master Overhaul Kit for the '81 & older GM 7.5" Differential

from

$169.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

Product Features:
  • Fits 1981 and down GM 7.5″
  • Uses Koyo bearings and races
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, oil baffles and slingers, thread locker, marking compound with brush, silicone and gasket.
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Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

from

$6.99
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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Richmond Gear – RngPnnInstlKt (Part No.83-1022-1)

RngPnnInstlKt

from

$199.99
RngPnnInstlKt
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Pro-King – Differential Ring Gear Bolt (Part No.742J935)

Differential Ring Gear Bolt

from

$0.91
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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Felpro – Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket (Part No.RDS 55029)

Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket

from

$8.49
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
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(7 reviews)
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Pro-King – Differential Cross Shaft (Part No.742G673)

Differential Cross Shaft

from

$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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Yukon Gear – Pinion Install Kit For GM 12 Bolt Car Differential (Part No.13056)

Pinion Install Kit For GM 12 Bolt Car Differential

from

$232.99
Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:
  • Fits GM 12 bolt passenger car
  • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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Yukon Gear – Carrier Installation Kit For GM 8.5" Differential With HD Bearings (Part No.57009)

Carrier Installation Kit For GM 8.5" Differential With HD Bearings

from

$148.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.5″ differential with HD bearings for large journal carrier. This kit contains carrier bearings, races and shims. This kit is used in 8.5″ differentials using a Yukon Dura Grip, Eaton posi, ValueTrac, True Trac, Pro-Series Auburn, Detroit Locker or standard carrier with large bearing journals.

Product Features:
  • Fits GM 8.5″ with aftermarket positraction
  • Works with Heavy Duty Bearings
  • Includes carrier bearings and races and “super” carrier shim kit
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Richmond Gear – Differential Cross Shaft (Part No.80-0269-1)

Differential Cross Shaft

from

$64.99
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.
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Yukon Gear – Positraction Cross Pin Bolt For For 8.2" GM And Cast Iron Corvette (Part No.33345)

Positraction Cross Pin Bolt For For 8.2" GM And Cast Iron Corvette

from

$53.99
Positraction cross pin bolt for for 8.2″ GM CI ‘Vette.

Product Features:
  • Cross pin bolt for GM 8.2″ and 1963-1979 Corvette
  • For OEM positraction applications only
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Yukon Gear – 1541H Alloy Rear Axle For 8.2" And 8.5" GM Passenger (Part No.21245)

1541H Alloy Rear Axle For 8.2" And 8.5" GM Passenger

from

$273.99
Yukon 1541H alloy rear axle for 8.2″ and 8.5″ GM passenger with a length of 29-1/2″ inches (2.810″ hub) and 28 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a one year warranty against manufacturing defects. This is a C-clip axle.

Product Features:
  • Fits GM 8.2.” and 8.5″ passenger car
  • 28 spline
  • 29 1/2″ long
  • 2.810″ brake pilot
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Yukon Gear – Bearing Race Driver (Part No.56022)

Bearing Race Driver

from

$188.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits M86610 race
  • All steel construction
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Motive Gear – Differential Gear Install Kit (Part No.GM12IKC)

Differential Gear Install Kit

from

$64.49


Product Features:
  • MINI INSTALL KIT GM 12BLT 8.875 CAR
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Yukon Gear – Posi Spring Kit For GM 7.5", With Preload Plates (Part No.33206)

Posi Spring Kit For GM 7.5", With Preload Plates

from

$153.99
Product Features:
  • Positraction spring kit
  • Fits GM 7.5″ and 7.625″ Dura Grip
  • Includes preload plates
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Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

from

$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
See More

(195 reviews)
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Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

from

$8.99
Positraction clutch guide.

Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
  • Compatible with Dura Grip positractions only
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Yukon Gear – Yoke For GM 8.2" With A 1310 U/Joint Size – This Yoke Uses U-Bolts (Part No.41094)

Yoke For GM 8.2" With A 1310 U/Joint Size - This Yoke Uses U-Bolts

from

$219.99
Yukon yoke for GM 8.2″ with a 1310 U/joint size. 3.219″ snap ring span, 1.062″ cap diameter. Outside snap ring. This yoke uses u-bolts. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 8.2″
  • 25 spline
  • 1310 u-joint size
  • 3.219″ snap ring span
  • 1.062″ cap diameter
  • Outside snap ring design
  • U-bolt style
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Yukon Gear – Crush Sleeve Eliminator Kit For GM 8.5" & Chrysler 9.25" (Part No.55048)

Crush Sleeve Eliminator Kit For GM 8.5" & Chrysler 9.25"

from

$57.99
Product Features:
  • Crush sleeve eliminator kit for GM 8.5″, 8.6″ and Chrysler 9.25″ rear
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Yukon Gear – Dura Grip Case, GM 12 Bolt Car, 3 Series (Part No.20104)

Dura Grip Case, GM 12 Bolt Car, 3 Series

from

$386.99
GM 12P DURA GRIP case, bare, 3.08-3.90, 30spline & 33spline.

Product Features:
  • Dura Grip positraction carrier case
  • Does not include spider gears
  • Fits GM 12 bolt passenger car
  • 3.08 – 3.90 ratios only
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Yukon Gear – Posi Shim Kit For GM 7.5" & 7.625" Eaton Positraction (Part No.16047)

Posi Shim Kit For GM 7.5" & 7.625" Eaton Positraction

from

$42.99
Product Features:
  • Shim kit
  • Fits GM 7.5″ and 7.625″ with Eaton positraction
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Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Differential Carrier Shim Kit

from

$8.99
High-quality Differential Carrier Shim Kit

Product Features:
  • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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(3 reviews)
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

from

$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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FAG US – Cup (Part No.M88010)

Cup

from

$11.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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USA Standard Gear – Mini Spool For GM 8.2" (Part No.59024)

Mini Spool For GM 8.2"

from

$146.99
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 a

Product Features:
  • Fits GM 8.2″
  • Provides 100% traction to both wheels at all times
  • Installs into standard open carrier case
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Yukon Gear – Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles (Part No.26016)

Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles

from

$929.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects. This unit has larger bearing journals for added strength & uses heavy-duty carrier bearings & races.

Product Features:
  • Fits GM 8.5″ and 8.6″ with 30 spline axles
  • 2.73 ratio and up only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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Yukon Gear – Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio (Part No.26011)

Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio

from

$804.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits GM 12 bolt passenger car with 30 spline axles
  • 3.08-3.90 ratios only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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Yukon Gear – Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck (Part No.32236)

Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck

from

$61.99
Chrome Moly cross pin shaft for Mini-Spool for GM 12P and 12T HD.

Product Features:
  • Hardened cross pin shaft
  • Fits GM 12 bolt passenger car and truck
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Yukon Gear – Standard Open Cross Pin Shaft For GM 8.2" And 55P (Part No.33407)

Standard Open Cross Pin Shaft For GM 8.2" And 55P

from

$96.99
Standard Open cross pin shaft for GM 8.2″ and 55P.

Product Features:
  • Cross pin shaft
  • Fits GM 8.2″ and 1955-1964 passenger car
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Popular 1973 Chevrolet Chevelle Differentials Categories

Differential Oil
Differential Oil
Rear Differential Cover Gaskets
Rear Differential Cover Gaskets
Differential Open Unit and Components
Differential Open Unit and Components
Differential Covers
Differential Covers
Differential Pinion Shaft Lock Bolts
Differential Pinion Shaft Lock Bolts
Differential Bearings
Differential Bearings
Differential Axle Shafts
Differential Axle Shafts
Differential Pinion Pilot Bearings
Differential Pinion Pilot Bearings
Differential Cover Bolts
Differential Cover Bolts
Differential Carriers
Differential Carriers
Differential Bearing Kits
Differential Bearing Kits
Front Differential Pinion Bearings
Front Differential Pinion Bearings
Differential Spider Gear Kits
Differential Spider Gear Kits
Differential Rebuild Kits
Differential Rebuild Kits
Differential Carrier Shim Kits
Differential Carrier Shim Kits
Differential Pinion Seals
Differential Pinion Seals
Differential Cover Plugs
Differential Cover Plugs
Differential Clutch Packs
Differential Clutch Packs
Differential Mini Spools
Differential Mini Spools
Differential Ring and Pinions
Differential Ring and Pinions
Differential End Yokes
Differential End Yokes
Differential Pinion Supports
Differential Pinion Supports
Differential Lock Assemblies
Differential Lock Assemblies
Differential Spools
Differential Spools
Differential Carrier Bearings
Differential Carrier Bearings
Differential Lock Springs
Differential Lock Springs
Rear Housing Cover Gaskets
Rear Housing Cover Gaskets
Differential Pinion Bearing Kits
Differential Pinion Bearing Kits
Complete Differentials
Complete Differentials
Differential Ring Gear Bolts
Differential Ring Gear Bolts
Bearing Race Drivers
Bearing Race Drivers
Differential Pinion Shafts
Differential Pinion Shafts
Differential Carrier Bearing Shims
Differential Carrier Bearing Shims
Differential Crush Sleeves
Differential Crush Sleeves
Differential Side Bearing Spacers
Differential Side Bearing Spacers
Differential Pinion Shims
Differential Pinion Shims
Differential Pinion Shaft Nuts
Differential Pinion Shaft Nuts
Differential Gear Install Kits
Differential Gear Install Kits
Differential Cross Pins
Differential Cross Pins
Differential Side Gear Thrust Washers
Differential Side Gear Thrust Washers
Differential Pinion Gear Thrust Washers
Differential Pinion Gear Thrust Washers
Differential Ring and Pinion Kits
Differential Ring and Pinion Kits
Limited Slip Differential Assemblies
Limited Slip Differential Assemblies
Differential Lock Washers
Differential Lock Washers
Differential Clutch Pack Clips
Differential Clutch Pack Clips

Most Popular Differential Oil for 1973 Chevrolet Chevelles

Enhance your 1973 Chevrolet Chevelle with one of the 5 Differential Oil we have in stock, starting at just $11.99.
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Valvoline – DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822405)

DEXRON - VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$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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(2 reviews)
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Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium 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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Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

from

$148.99
Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Redline Synthetic "Shock Proof" Oil - 3 Quarts

from

$99.99
Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:
  • Includes three quarts of Redline Shockproof oil
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Best-Selling 1973 Chevrolet Chevelle Rear Housing Cover Gasket

Upgrade your Chevelle with our best-selling Rear Housing Cover Gasket with a 4.5 Starts rating across 195 reviews.
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Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

from

$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
See More

(195 reviews)
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Top-Quality Differential Covers for 1973 Chevrolet Chevelles

Choose a high-quality OEM or aftermarket Differential Cover for Chevrolet Chevelles and enjoy top-notch performance from $62.99.
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Mr. Gasket – Differential Cover Kit (Part No.9891)

Differential Cover Kit

from

$75.99
Add some bling to the underside of your car with Mr. Gasket’s chrome differential cover. This chrome-plated steel cover is made to fit GM 10-bolt with 8 1/2 in ring gear. Is a complete kit with a gasket and bolts.

Product Features:
  • Made Of Chrome Plated Steel
  • Fits GM 8.5-Inch 10 Bolt
  • Complete Kit With Gasket And Bolts
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(2 reviews)
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Yukon Gear – Chrome Cover For 8.6", 8.5" And 8.2" GM Rear (Part No.32017)

Chrome Cover For 8.6", 8.5" And 8.2" GM Rear

from

$74.99
Chrome cover for 8.6″, 8.5″ and 8.2″ GM rear.

Product Features:
  • Fits GM 8.2″, 8.5″ and 8.6″
  • Chrome
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Yukon Gear – Aluminum Girdle Cover For GM 7.5" & 7.625" (Part No.32118)

Aluminum Girdle Cover For GM 7.5" & 7.625"

from

$379.99
Product Features:
  • Fits GM 7.5″ and 7.625″
  • Aluminum girdle cover
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Yukon Gear – Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear (Part No.32030)

Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear

from

$255.99
Polished aluminum cover for 8.6″, 8.2″ and 8.5″ GM rear.

Product Features:
  • Fits GM 8.5″ and 8.6″
  • Finned polished aluminum
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Yukon Gear – Steel Cover For GM 8.2" & 8.5" Rear (Part No.32332)

Steel Cover For GM 8.2" & 8.5" Rear

from

$123.99
Product Features:
  • Fits GM 8.2″, 8.5″ and 8.6″
  • Steel
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Yukon Gear – Polished Aluminum Cover For GM 12 Bolt Car (Part No.32101)

Polished Aluminum Cover For GM 12 Bolt Car

from

$278.99
Polished aluminum cover for 12P GM.

Product Features:
  • Fits GM 12 bolt passenger car
  • Finned polished aluminum
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Yukon Gear – Steel Cover For GM 7.5" & 7.625" (Part No.32331)

Steel Cover For GM 7.5" & 7.625"

from

$67.99
Product Features:
  • Fits GM 7.5″ and 7.625″
  • Steel
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Yukon Gear – Chrome Cover For 7.5" GM (Part No.32014)

Chrome Cover For 7.5" GM

from

$67.99
Chrome cover for 7.5″ GM.

Product Features:
  • Fits GM 7.5″ and 7.625″
  • Chrome
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Yukon Gear – Chrome Cover For GM 12 Bolt Car (Part No.32011)

Chrome Cover For GM 12 Bolt Car

from

$62.99
Chrome cover for GM 12P.

Product Features:
  • Fits GM 12 bolt passenger car
  • Chrome
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Top Picks for 1973 Chevrolet Chevelle Rear Differential Cover Gaskets

Invest in one of our 6 durable Rear Differential Cover Gaskets for your 1973 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.
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Mr. Gasket – Differential Gasket (Part No.84B)

Differential Gasket

from

$20.99
Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit. Fits 1964-1970 Chevrolet 8.2 inch 10 bolt & 1970-1981 GM 8.5 inch ring gear

Product Features:
  • .047″ thick cellulose/nitrile composite gasket material
  • Precision die cut
  • Reusable
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(1 reviews)
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Felpro – Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket (Part No.RDS 55029)

Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket

from

$8.49
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
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(7 reviews)
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Yukon Gear – 7.5 GM Cover Gasket (Part No.23018)

7.5 GM Cover Gasket

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$11.99
7.5 GM cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 7.5″ and 7.625″
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Pro-King – Differential Cover Gasket (Part No.742G303A)

Differential Cover Gasket

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$31.49
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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Yukon Gear – 8.2" & 8.5" Rear Cover Gasket (Part No.23020)

8.2" & 8.5" Rear Cover Gasket

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$10.99
8.2″ & 8.5″ rear cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 8.2″, 8.5″ and 8.6″
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Yukon Gear – GM 12 Bolt Passenger Car Cover Gasket (Part No.23014)

GM 12 Bolt Passenger Car Cover Gasket

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$10.99
12P cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 12 bolt passenger car
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Top-Rated Differential Bearings for 1973 Chevrolet Chevelles

Make a smart move for your 1973 Chevrolet Chevelle with products all priced from $4.49 to $28.99.
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National – Bearing Race (Part No.LM501314)

Bearing Race

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$9.29
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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(2 reviews)
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National – Multi-Purpose Bearing (Part No.A-36)

Multi-Purpose Bearing

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

Tapered Roller Bearing Cone

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
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(2 reviews)
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National – Bearing Race (Part No.LM67010)

Bearing Race

from

$4.49
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 for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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Yukon Gear – Positraction Cross Pin Bolt For GM 12 Bolt Car And Truck (Part No.33344)

Positraction Cross Pin Bolt For GM 12 Bolt Car And Truck

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$28.99
Positraction cross pin bolt for GM 12P and 12T.

Product Features:
  • Cross pin bolt for GM 12 bolt passenger car and truck
  • For OEM positraction applications only
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FAG US – Cup (Part No.M88010)

Cup

from

$11.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Yukon Gear – Cross Pin Bolt (Part No.33067)

Cross Pin Bolt

from

$6.99
Cross pin bolt for Chrysler 8.25″, 9.25″ rear, Ford 7.5″, 8.8″, GM 12 bolt car & truck, 7.2″ IFs, 7.5″, 7.6″, 8.0″, 8.25″ IFS & 8.5″.

Product Features:
  • Cross pin bolt for Chrysler 8.25″ and 9.25″ rear, Ford 7.5″ and 8.8″, GM 12 botl car and truck, 8.5″, 8.25″ IFS, 8.0″, 7.625″, 7.5″ and 7.2″ IFS
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FAG US – Cup (Part No.LM67010)

Cup

from

$6.69
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
See More
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Top-Rated Differential Brands For Your 1973 Chevrolet Chevelle

When it comes to finding the perfect Differential for your 1973 Chevrolet Chevelle, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 14 trusted brands. We carry the most popular Differential brands including FELPRO, National, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $7.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1973 Chevrolet Chevelle, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 1973 Chevrolet Chevelle Differentials

If you’re looking for a top-quality Differential for your 1973 Chevrolet Chevelle, Advance Auto Parts has exactly what you need with our selection of FELPRO Differentials. We have 2 FELPRO Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.49 and an average cost of $9.74, you’ll find the perfect Differential for your needs and budget. FELPRO Differentials for the 1973 Chevrolet Chevelle come highly rated, with over 202 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket
from $8.49
(7)
Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket
“good”
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
from $10.99
(195)
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
“Worked as described”

Top-Quality National 1973 Chevrolet Chevelle Differentials

For those in search of a high-quality Differential for their 1973 Chevrolet Chevelle, 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 $7.99, with an average price of $15.09, giving you a range of options to suit your budget. Backed by over 7 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.
Multi-Purpose Bearing
from $27.99
(1)
Multi-Purpose Bearing
“great price”
Bearing Race
from $7.99
(4)
Bearing Race
“Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”
Bearing Race
from $9.29
(2)
Bearing Race
“Reasonable price and woks well. front diff 2006 Escalade esv”

FAQs for 1973 Chevrolet Chevelle Differentials

What are the best-selling Differentials for 1973 Chevrolet Chevelles?

Out of 347 Differentials that fit 1973 Chevrolet Chevelles, the following parts are the top sellers:

What’s the price range for 1973 Chevrolet Chevelle Differentials?

The prices of Differentials for the 1973 Chevrolet Chevelle range from $2.59 up to $1,604.99 for the most premium parts.

What is the average price of a Differential for a 1973 Chevrolet Chevelle?

The average price for Differentials for the 1973 Chevrolet Chevelle is $223.11. 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 Chevrolet Chevelle model years?

Yes, we carry Differentials for 10 model years of Chevrolet Chevelles between 1964 and 1975. The following model years are the most popular for Differential purchases: 1975, 1974, 1972, 1971, 1970, 1969, 1968, 1967, and 1966.

What are the cheapest Differentials for my 1973 Chevrolet Chevelle?

The cheapest 1973 Chevrolet Chevelle Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1973 Chevrolet models?

Yes. We stock Differentials for 30 other popular 1973 Chevrolet models. Some of the most popular are 1973 Impala Differentials, 1973 Malibu Differentials, 1973 Camaro Differentials, 1973 Monte Carlo Differentials, and 1973 Corvette Differentials.

What are the top-rated Differentials that fit the 1973 Chevrolet Chevelle?

The one 1973 Chevrolet Chevelle Differential we have in stock is the Differential Pinion Gear Washer. It costs $2.59.

What types of Differentials do you sell for my 1973 Chevrolet Chevelle?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 1973 Chevrolet Chevelle:

Can I get help with 1973 Chevrolet Chevelle Differential orders?

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

What is your return policy for Chevrolet Chevelle Differentials?

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

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