1973 Chevrolet K20 Suburban Differentials

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1973 Chevrolet K20 Suburban 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 K20 Suburban looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Differential Cover Gaskets, Differential Bearings, 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 Richmond Gear, National, and Valvoline. For example, Richmond Gear Differentials start at just $350.99 with an average 4.5 star rating. National and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 8,649 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet K20 Suburban owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 Chevrolet K20 Suburban Differential at Advance Auto Parts is around $245.97, with a range that starts at $1.89 and goes up to $1,566.99. With 289 options in stock from 14 trusted brands, finding the right fit is easy. Popular picks like 3 Qt – 80W90 Conventional Gear Oil With Posi Additive, 3 Qt – Penzoil 80W90 Conventional Gear Oil, and Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket start at just $7.99 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 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1973 Chevrolet K20 Suburban in peak condition, inside and out.

Looking for the perfect Differential for your 1973 Chevrolet K20 Suburban? 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 K20 Suburban. Whether you’re driving a 1973 model or another popular model year like 1967, 1968, 1969, 1970, 1971, 1972, and 1974, 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 K20 Suburban Differentials

from

$509.99

Product Features:

Trac Loc positraction carrier case
Does not include spider gears
Fits Dana Spicer 60
4.10 and down ratio only
ABS and non-ABS compatible

from

$54.99

Product Features:

MINI INST KIT GM 14BLT 10.5″ 4.10DN 1972-88

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

$275.99

8.75″ Chrysler & 55P Chevy Power Lok clutches, Model 20 also, POSI.

Product Features:

Clutch kit
Fits Chrysler 8.75″, 1955-1964 GM passenger car and AMC Model 20 Powr Lok positraction

from

$153.99

M802048 set-up bearing (one bearing). No return.

Product Features:

Set up bearing
Fits M802048 pinion bearing
Easily slips on and off pinion journal to allow for easier pinion depth adjustment

from

$369.99

Product Features:

Fits Chrysler Dana Spicer 60 with 30 spline axles
4.56 and up ratio only
Provides 100% traction to both wheels at all times
Not recommended for street driven vehicles

from

$11.29

Product Features:

O-ring for seal housing
Fits Dana Spicer 44 and Toyota 8″ and V6

from

$1487.99

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 selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years. This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.

Product Features:

Fits Dana Spicer 60 with 35 spline axles
4.10 and down ratio only
Forged case and 8620 internals for added strength
Works with a variety of air delivery systems
Assembled in the USA

from

$854.99

Differential

from

$339.99

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 Dana Spicer 60 front
Uses Koyo bearings and races
Included are carrier bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, crush sleeve, oil baffles and slingers, thread locker, marking compound with brush and gasket.

from

$13.99

Product Features:

Cover gasket
Fits Dana Spicer 60, 70, 70U and 70HD

from

$5.99

DiffrlPinSupportBolt

from

$5.99

Product Features:

Floater roll pin
Fits Dana Spicer 44 and Chrysler 8.75″
Powr Lok positraction only

from

$151.99

MiniSpool

from

$7.99

Dana 50 Dana 60 Dana 70 & Dana 80 roll PIN, 0.225″ DIA, for X/P shaft, 1.87″ LNG.

Product Features:

Roll pin for Dana Spicer 50, 60, 70, 70U, 70HD and 80
0.225″ diameter
1.870″ long

from

$369.99

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 Dana Spicer 60
9.75″ ring gear diameter
29 spline pinion
12 ring gear bolts
5.13 ratio

from

$11.99

Product Features:

CRUSH SLEEVE 14 BOLT 10.5 3116

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$41.49

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

Product Features:

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

from

$6.99

Product Features:

Inner oil slinger for Dana Spicer 25, 27, 30, 44 and 50

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

from

$4.99

Product Features:

Side gear thrust washer for Dana Spicer 60, 70, 70U, 70HD and 80
Fits standard open differentials only

from

$229.99

Product Features:

DANA 44 R/P 3.92 STD MG

from

$1.89

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

Product Features:

Meets or exceeds OE specifications

from

$83.99

Replacement front axle inner seal redi-sleeve for Dana 44 & 8.5″ GM.Yukon Mighty seal.

Product Features:

Axle Redi-sleeve
Fits Dana Spicer 44

from

$554.99

Yukon 1541H replacement left hand assembly for Dana 44 (’73-’82 GM) with 30 splines. The inner axle measures 36.6 inches and the measures 46.4 inches axle overall. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H front axles come with a one year warranty against manufacturing defects.

Product Features:

30 spline inner, 19 spline outer
36.13″ long
Fits Dana Spicer 44 in 1969-1980 GM 1/2 ton
Left hand assembly
5-760X U-joint size

from

$295.99

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, pinion nut, 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 Dana Spicer 60 rear
Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.

from

$218.99

Yukon standard open spider gear replacement kit for Dana 44 with 30 spline axles (all are without c-cup, including IFS). Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

Spider gear kit
Fit Dana Spicer 44 open differential with 30 spline axles
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

from

$883.99

The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:

Carrier bearing puller
Works with an impact gun to safely and easliy remove carrrier bearings

Popular 1973 Chevrolet K20 Suburban Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Covers

Differential Pinion Shaft Lock Bolts

Differential Bearings

Differential Axle Shafts

Differential Pinion Pilot Bearings

Differential Cover Bolts

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Clutch Packs

Differential Mini Spools

Differential Ring and Pinions

Differential Cases

Differential End Yokes

Differential Lock Assemblies

Differential Air System Seal Housings

Differential Spools

Differential Carrier Bearings

Front Differential Cover Gaskets

Rear Housing Cover Gaskets

Differential Pinion Bearing Kits

Differential Seals

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Pinion Shafts

Differential Carrier Bearing Shims

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Differential Side Gear Thrust Washers

Differential Pinion Bearing Baffles

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Differential Drive Pinion Oil Deflectors

Differential Carrier Bolts

Differential Ring and Pinion Kits

Limited Slip Differential Assemblies

Differential Clutch Pack Clips

Differential Lock Thrust Blocks

Most Popular Rear Differential Cover Gaskets for 1973 Chevrolet K20 Suburbans

Enhance your 1973 Chevrolet K20 Suburban with one of the 2 Rear Differential Cover Gaskets we have in stock, starting at just $13.99.

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from

$21.49

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

from

$13.99

14T cover gasket.

Product Features:

Cover gasket
Fits GM 10.5″ 14 bolt truck

Best-Selling 1973 Chevrolet K20 Suburban Differential Bearings

Upgrade your K20 Suburban with one of our 6 best-selling Differential Bearings, earning an average 5 stars rating across 7 reviews.

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from

$13.99

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

$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

$15.99

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

$34.49

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

Product Features:

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

from

$20.79

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

from

$19.99

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

Top-Quality Differential Oil for 1973 Chevrolet K20 Suburbans

Choose a high-quality OEM or aftermarket Differential Oil for Chevrolet K20 Suburbans and enjoy top-notch performance from $12.99.

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from

$35.99

Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life. Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:

Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
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

from

$12.99

Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

Product Features:

Formulated for reliable gear protection
Protects against severe temperatures to help extend service life
Formulated with extreme-pressure additives to minimize gear wear from shock loads
Helps protect against gear wear from scuffing, scouring, corrosion and pitting
Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials

from

$57.99

3 Qt. Penzoil 80W90 conventional gear Oil. W/ bottle of Posi additive.

Product Features:

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

from

$44.99

3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:

Includes three quarts of conventional oil

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

from

$99.99

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

Includes three quarts of Redline Shockproof oil

from

$137.99

Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:

Includes four quarts of Redline Shockproof oil

Top Picks for 1973 Chevrolet K20 Suburban Differential Covers

Invest in one of our 7 durable Differential Covers for your 1973 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

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from

$85.99

The Mr. Gasket chrome plated rear end cover is made from heavy-gauge steel, and comes complete with bolts and gaskets.

Product Features:

Chrome plated steel for looks
Includes bolts and gasket

from

$67.99

0.080″ thick Chrome replacement cover for Dana 44.

Product Features:

Fits standard rotation Dana Spicer 44
Chrome

from

$92.99

Product Features:

Fits GM 10.5″ 14 bolt truck
Steel

from

$59.99

Chrome cover for GM 14T.

Product Features:

Fits GM 10.5″ 14 bolt truck
Chrome

from

$129.99

Product Features:

Fits standard rotation Dana Spicer 44
Steel

from

$359.99

Aluminum Girdle replacement cover for Dana 44 TA HD.

Product Features:

Fits standard rotation Dana Spicer 44
Aluminum girdle cover

from

$271.99

Differential

Our Top-Rated Rear Housing Cover Gaskets for 1973 Chevrolet K20 Suburbans

Make a smart move for your 1973 Chevrolet K20 Suburban with our Rear Housing Cover Gasket for $7.99.

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from

$7.99

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

Product Features:

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

Top-Rated Differential Brands For Your 1973 Chevrolet K20 Suburban

When it comes to finding the perfect Differential for your 1973 Chevrolet K20 Suburban, 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 Valvoline, Richmond Gear, and National, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $12.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1973 Chevrolet K20 Suburban, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1973 Chevrolet K20 Suburban Differentials

If you’re looking for a top-quality Differential for your 1973 Chevrolet K20 Suburban, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 2 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99 and an average cost of $24.49, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1973 Chevrolet K20 Suburban come highly rated, with over 681 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 $35.99

(446)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

“Good quality great price”

from $12.99

(235)

High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

“Good quality oil. Does it’s job.”

Top-Quality Richmond Gear 1973 Chevrolet K20 Suburban Differentials

For those in search of a high-quality Differential for their 1973 Chevrolet K20 Suburban, Advance Auto Parts offers a great selection of Richmond Gear Differentials. With 3 Richmond Gear 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 $350.99, with an average price of $354.32, giving you a range of options to suit your budget. Backed by over 10 customer ratings and an average rating of 4.5 stars, Richmond Gear Differentials provide both reliability and excellent performance. Choosing a Richmond Gear Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

from $350.99

(7)

Differential Ring And Pinion

“Great spark plugs.”

from $350.99

(2)

Differential Ring And Pinion

“I have a Chevy Impala 07 that runs on 3 cylinders when not needing the power of 6, and the new plugs have significantly provided an inexpensive tuneup”

from $360.99

(1)

Differential Ring And Pinion

“Best ever!!!’nn”

FAQs for 1973 Chevrolet K20 Suburban Differentials

What are the best-selling Differentials for 1973 Chevrolet K20 Suburbans?

Out of 289 Differentials that fit 1973 Chevrolet K20 Suburbans, the following parts are the top sellers:

3 Qt – 80W90 Conventional Gear Oil With Posi Additive (11645418) – $57.99
3 Qt – Penzoil 80W90 Conventional Gear Oil (11644279) – $44.99
Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (5185793) – $7.99

What’s the price range for 1973 Chevrolet K20 Suburban Differentials?

The prices of Differentials for the 1973 Chevrolet K20 Suburban range from $1.89 up to $1,566.99 for the most premium parts.

What is the average price of a Differential for a 1973 Chevrolet K20 Suburban?

The average price for Differentials for the 1973 Chevrolet K20 Suburban is $245.97. 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 K20 Suburban model years?

Yes, we carry Differentials for 6 model years of Chevrolet K20 Suburbans between 1967 and 1974. The following model years are the most popular for Differential purchases: 1974, 1972, 1971, 1970, 1969, 1968, and 1967.

What are the cheapest Differentials for my 1973 Chevrolet K20 Suburban?

The cheapest 1973 Chevrolet K20 Suburban Differentials we carry are:

Differential Ring Gear Bolt (10282457) – $1.89
Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement (11642796) – $3.99
Dana 44 Pinion Gear Thrust Washer (11642998) – $4.99
Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement (11642264) – $5.99
Differential Crush Sleeve (20520216) – $5.99

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 types of Differentials do you sell for my 1973 Chevrolet K20 Suburban?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1973 Chevrolet K20 Suburban:

Can I get help with 1973 Chevrolet K20 Suburban 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 K20 Suburban Differentials?

Advance Auto Parts keeps returns simple. For new Chevrolet K20 Suburban Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1973 Chevrolet K20 Suburban Differentials

Yukon Gear – Replacement Trac Loc Carrier Case, Dana 60, 4.10 & Down (Part No.20043)

Motive Gear – Differential Gear Install Kit (Part No.GM10.5IK)

National – Tapered Roller Bearing Cone (Part No.368A)

Yukon Gear – 8.75" Chrysler & 55P Chevy Power Lok Clutches, Model 20 Also, Posi (Part No.16148)

Yukon Gear – Set Up Bearing (Part No.56045)

USA Standard Gear – Steel Spool For Dana 60 With 30 Spline Axles, 4.56 & Up (Part No.59017)

Yukon Gear – O-Ring For Toyota & Dana 44 Zip Locker Seal Housing (Part No.34004)

Yukon Gear – Zip Locker For Dana 60 With 35 Spline Axles, 4.10 & Down (Part No.34022)

Yukon Gear – Differential (Part No.26037)

USA Standard Gear – Master Overhaul Kit Dana 60 Front (Part No.37020)

Yukon Gear – Replacement Cover Gasket For Dana 50, Dana 60 & Dana 70 (Part No.23007)

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

Yukon Gear – Replacement Floater Roll Pin For Dana 44 & 8.75" Chrysler Power Lok (Part No.33326)

Richmond Gear – MiniSpool (Part No.78-1230-1)

Yukon Gear – Dana 50 Dana 60 Dana 70 & Dana 80 Roll Pin, 0.225" Dia, For X/P Shaft, 1.87" Lng (Part No.33327)

USA Standard Gear – Replacement Ring & Pinion Gear Set For Dana 60 In A 5.13 Ratio (Part No.36078)

Motive Gear – Differential Crush Sleeve (Part No.3977355)

National – Multi-Purpose Seal (Part No.5778V)

Yukon Gear – Dana 25 / 27 / 30 / 44 / 50 Inner Oil Slinger Replacement (Part No.33012)

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

Yukon Gear – Side Gear Thrust Washer For Dana 60, 70 & 80 (Part No.33532)

Motive Gear – Differential Ring and Pinion (Part No.D44-392)

Pro-King – Differential Ring Gear Bolt (Part No.744A935)

Yukon Gear – Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM (Part No.30219)

Yukon Gear – 1541H Replacement Left Hand Assembly For Dana 44 (’73-’82 GM) (Part No.21062)

Yukon Gear – Pinion Install Kit For Dana 60 Rear Differential (Part No.13032)

Yukon Gear – Dana 44 Standard Open Spider Gear Kit Replacement (Part No.16077)

Yukon Gear – The Carrier Bearing Puller (Part No.56072)

Mr. Gasket – Differential Gasket (Part No.84B)

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

National – Bearing Race (Part No.382A)

National – Tapered Roller Bearing Cone (Part No.368A)

National – Bearing Race (Part No.362A)

Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT36)

Schaeffler – Cup (Part No.382A)

National – Bearing Race (Part No.25523)

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

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)

Mr. Gasket – Differential Cover Kit (Part No.9895)

Yukon Gear – Replacement Chrome Cover For Dana 44 (Part No.32004)

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

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

Yukon Gear – Steel Cover For Dana 44 Standard Rotation (Part No.32319)

Yukon Gear – Aluminum Girdle Replacement Cover For Dana 44 Ta HD (Part No.32110)

Yukon Gear – Differential (Part No.29101)

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