1973 Plymouth Duster Differentials

Keep Your 1973 Plymouth Duster in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1973 Plymouth Duster looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Rear Differential Cover Gaskets, and Rear Housing Cover Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like Motive Gear, National, and DriveWorks. For example, Motive Gear Differentials start at just $7.99 with an average 4.0 star rating. National and DriveWorks offer similar pricing and quality, backed by strong customer feedback. With over 368 reviews and a solid 4 star average, you can shop with confidence knowing other Plymouth Duster owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 Plymouth Duster Differential at Advance Auto Parts is around $238.44, with a range that starts at $3.99 and goes up to $1,487.99. With 216 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Bearing Race, Dana 60, Dana 70 & Dana 80 Cover Bolt, and Multi-Purpose Seal start at just $5.99 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 Plymouth Duster in peak condition, inside and out.

Essential 1973 Plymouth Duster Differentials

Yukon Gear – Minor Install Kit For Chrysler 42 8.75" Differential (Part No.12006)

Minor Install Kit For Chrysler 42 8.75" Differential

from

$142.99
Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:
  • Fits Chrysler 8.75″ ’42’ case
  • Included are a pinion seal, pinion nut, completete shim kit, marking compound and brush.
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Felpro – Axle Housing Cover Gasket Irregular Shaped 9 Bolt Hole Gasket (Part No.RDS 12775)

Axle Housing Cover Gasket Irregular Shaped 9 Bolt Hole Gasket

from

$8.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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

USA Standard Gear – Power Lok Positraction for Chrysler 8.75" (Part No.59027)

Power Lok Positraction for Chrysler 8.75"

from

$1015.00
USA Standard Gear Power Lok posi for Chrysler 8.75″, smooth design

Product Features:
  • Gear Power Lok Posi LSD
  • Fits Chrysler 8.75″
  • Smooth design
  • Positraction
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Yukon Gear – Replacement Standard Open Carrier Case For Dana 60, 4.56 & Up (Part No.20031)

Replacement Standard Open Carrier Case For Dana 60, 4.56 & Up

from

$274.99
Yukon replacement standard open carrier case for Dana 60, 4.56 & up (Not ABS) 2-7/16″ tall.

Product Features:
  • Standard open carrier case
  • Fits Dana Spicer 60
  • 4.56 and up ratio only
  • Does not include spider gears
  • Not compatible with ABS applications
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Yukon Gear – Set Up Bearing (Part No.56046)

Set Up Bearing

from

$153.99
M804049 set-up bearing (one bearing). No return.

Product Features:
  • Set up bearing
  • Fits HM804049 pinion bearing
  • Easily slips on and off pinion journal to allow for pinion depth adjustment
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Motive Gear – Differential Pinion Seal (Part No.9316)

Differential Pinion Seal

from

$16.49
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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Yukon Gear – Standard Open Spider Gear Kit For 7.25" Chrysler With 25 Spline Axles (Part No.16001)

Standard Open Spider Gear Kit For 7.25" Chrysler With 25 Spline Axles

from

$234.99
Yukon standard open spider gear kit for 7.25″ Chrysler with 25 spline axles. 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
  • Fits Chrysler 7.25″ rear with open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – Replacement Ring Gear Bolt For Dana 60, 70, 70U & 70HD, 1/2" X 18 (Part No.33037)

Replacement Ring Gear Bolt For Dana 60, 70, 70U & 70HD, 1/2" X 18

from

$4.99
Replacement ring gear bolt for Dana 60, 70, 70U & 70HD, 1/2″ x 18.

Product Features:
  • Ring gear bolt for Dana Spicer 60, 70, 70U and 70HD
  • 1/2″ x 18 thread
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Yukon Gear – Rubber Fill Plug For Chrysler (Part No.33463)

Rubber Fill Plug For Chrysler

from

$22.99
Product Features:
  • Rubber fill plug
  • Fits Chrysler 7.25″, 8.25″ and 9.25″
See More

Yukon Gear – Pinion Install Kit For Chrysler 8.75" (#89) Differential (Part No.13007)

Pinion Install Kit For Chrysler 8.75" (#89) Differential

from

$289.99
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 Chrysler 8.75″ ’89’ case
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
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Yukon Gear – Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD (Part No.30228)

Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD

from

$37.99
Replacement redi-sleeve yoke saver for 8.75″ c, 9.25″ c, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD .Yukon Mighty seal.

Product Features:
  • Redi-Sleeve yoke saver
  • Fits Chrysler 8.75″ and 9.25″ rear, Dana Spicer 60, 70, 70U and 70HD
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Yukon Gear – Round Replacement Yoke Companion Flange For Dana 60 And 70 (Part No.41033)

Round Replacement Yoke Companion Flange For Dana 60 And 70

from

$287.99
Yukon round replacement yoke companion flange for Dana 60 and 70. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Dana Spicer 60 and 70
  • 29 spline
  • 5.00″ O.D.
  • 8 x 4.25″ bolt pattern
  • Round companion flange
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Yukon Gear – Powr Lok Flat Drive Plate For Dana 44 (Part No.16172)

Powr Lok Flat Drive Plate For Dana 44

from

$31.99
Product Features:
  • Flat drive plate
  • Fits Dana Spicer 44 Powr Lok
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Motive Gear – Differential Pinion Shim Kit (Part No.1104)

Differential Pinion Shim Kit

from

$12.99


Product Features:
  • KIT SHIM
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Yukon Gear – Chrysler 8.75" "89" Housing Nodular Iron Drop Out Case (Part No.32052)

Chrysler 8.75" "89" Housing Nodular Iron Drop Out Case

from

$564.99
89 housing nodular Iron Drop Out case, up to 500 HP, Billet adjuster for 8.75″ Chrysler. This dropout does not come with fill plug (Part number CHY612017).

Product Features:
  • Fits Chrysler 8.75″
  • ’89’ case design
  • Nodular iron for added strength
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Yukon Gear – Seal Housing For Dana 60, Zip Locker, With O-Rings (Part No.34039)

Seal Housing For Dana 60, Zip Locker, With O-Rings

from

$79.99
Seal housing for Dana 60, Zip locker, with o-rings.

Product Features:
  • Seal housing for Dana Spicer 60
  • Includes o-rings
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USA Standard Gear – Ring/Pinion Sets (Part No.36350)

Ring/Pinion Sets

from

$469.99
Ring/Pinion Sets

Yukon Gear – Dana 60 Pinion Gear Thrust Washer, Standard Open & Tracloc (Also 8.75" Chrysler Std) Dana 70 2Pc (Part No.33287)

Dana 60 Pinion Gear Thrust Washer, Standard Open & Tracloc (Also 8.75" Chrysler Std) Dana 70 2Pc

from

$5.99
Dana 60 pinion gear Thrust washer, standard Open & TracLoc (also 8.75″ Chrysler STD) Dana 70 2PC.

Product Features:
  • Pinion gear thrust washer for Dana Spicer 60
  • Fits standard open and Trac Loc applications
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Yukon Gear – Steel Cover For Dana 60 Standard Rotation (Part No.32321)

Steel Cover For Dana 60 Standard Rotation

from

$114.99
Product Features:
  • Fits standard rotation Dana Spicer 60
  • Steel
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Yukon Gear – Replacement Baffle For Dana 60 & Dana 70-U (Part No.33001)

Replacement Baffle For Dana 60 & Dana 70-U

from

$6.99
Product Features:
  • Oil baffle for Dana Spicer 60 and Dana Spicer 70U
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Yukon Gear – Replacement Cover Gasket For Dana 50, Dana 60 & Dana 70 (Part No.23007)

Replacement Cover Gasket For Dana 50, Dana 60 & Dana 70

from

$13.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 60, 70, 70U and 70HD
See More

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)

Dana 50 Dana 60 Dana 70 & Dana 80 Roll Pin, 0.225" Dia, For X/P Shaft, 1.87" Lng

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
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Motive Gear – Differential Gear Install Kit (Part No.C7.25IK)

Differential Gear Install Kit

from

$31.99
Product Features:
  • MINI-INSTLTN KIT-CHRYSLER 7 1/4″
See More

Yukon Gear – Dana 60, Dana 70 & Dana 80 Cover Bolt (Part No.33235)

Dana 60, Dana 70 & Dana 80 Cover Bolt

from

$5.99
3/8″ cover bolt, Dana 60, Dana 70 & Dana 80.

Product Features:
  • Cover bolt for Dana Spicer 60, 70 and 80
  • 3/8″
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Yukon Gear – Differential (Part No.26039)

Differential

from

$869.99
Differential

Yukon Gear – 8.75" Chrysler Gasket (Part No.23001)

8.75" Chrysler Gasket

from

$12.99
8.75″ Chrysler gasket.

Product Features:
  • Dropout gasket
  • Fits Chrysler 8.75″
See More

Yukon Gear – Bearing Race Driver (Part No.56017)

Bearing Race Driver

from

$215.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits HM89410 race
  • All steel construction
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Motive Gear – Differential Ring and Pinion (Part No.D60-354)

Differential Ring and Pinion

from

$275.99


Product Features:
  • DANA-60 R/P 3.54 STD MG 24813-5X (USES PRE-LOAD SHIMS)
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Most Popular Differential Covers for 1973 Plymouth Dusters

Enhance your 1973 Plymouth Duster with one of the 5 Differential Covers we have in stock, starting at just $89.99.

Yukon Gear – Steel Cover For Chrysler 8.25" (Part No.32312)

Steel Cover For Chrysler 8.25"

from

$159.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:
  • Fits Chrysler 8.25″
  • Steel
See More

Yukon Gear – Steel Cover For Dana 60 Standard Rotation (Part No.32321)

Steel Cover For Dana 60 Standard Rotation

from

$114.99
Product Features:
  • Fits standard rotation Dana Spicer 60
  • Steel
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Yukon Gear – Hardcore Diff Cover For Dana 50, Dana 60 & Dana 70 (Part No.32352)

Hardcore Diff Cover For Dana 50, Dana 60 & Dana 70

from

$288.99
Product Features:
  • Nodular iron for added strength
  • Thick design
  • Durable powder coat finish
  • Magnetic drain plug
  • Made in USA
  • High strength stainless steel fasteners
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Yukon Gear – Polished Aluminum Replacement Cover For Dana 60 (Part No.32024)

Polished Aluminum Replacement Cover For Dana 60

from

$269.99
Polished aluminum replacement cover for Dana 60 (standard rotation only).

Product Features:
  • Fits standard rotation Dana Spicer 60
  • Finned polished aluminum
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Yukon Gear – Chrome Replacement Cover For Dana 60 And 61 Standard Rotation (Part No.32005)

Chrome Replacement Cover For Dana 60 And 61 Standard Rotation

from

$89.99
Chrome replacement cover for Dana 60 and 61(not reverse rotation!).

Product Features:
  • Fits standard rotation Dana Spicer 60
  • Chrome
See More

Best-Selling 1973 Plymouth Duster Rear Differential Cover Gaskets

Upgrade your Duster with one of our 3 best-selling Rear Differential Cover Gaskets, earning an average 4.5 stars rating across 21 reviews.

Felpro – Axle Housing Cover Gasket: Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55047)

Axle Housing Cover Gasket: Oval Shaped 10 Bolt Hole Gasket

from

$8.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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

Yukon Gear – 8.75" Chrysler Gasket (Part No.23001)

8.75" Chrysler Gasket

from

$12.99
8.75″ Chrysler gasket.

Product Features:
  • Dropout gasket
  • Fits Chrysler 8.75″
See More

Yukon Gear – 8.25" Chrysler Cover Gasket (Part No.23000)

8.25" Chrysler Cover Gasket

from

$12.99
8.25″ Chrysler cover gasket.

Product Features:
  • Cover gasket
  • Fits Chrysler 8.25″
See More

Top-Quality Rear Housing Cover Gaskets for 1973 Plymouth Dusters

Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Plymouth Dusters and enjoy top-notch performance from $8.29.

Felpro – Axle Housing Cover Gasket Irregular Shaped 9 Bolt Hole Gasket (Part No.RDS 12775)

Axle Housing Cover Gasket Irregular Shaped 9 Bolt Hole Gasket

from

$8.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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

Top Picks for 1973 Plymouth Duster Differential Bearings

Invest in one of our 10 durable Differential Bearings for your 1973 Plymouth, knowing you’re getting trusted brands and expert craftsmanship.

Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

Tapered Cone/Cup Wheel Bearing Set

from

$26.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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National – Bearing Race (Part No.LM102910)

Bearing Race

from

$7.79
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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National – Bearing Race (Part No.LM501310)

Bearing Race

from

$8.49
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
See More

Yukon Gear – Cross Pin Bolt For 7.25" Chrysler (Part No.33231)

Cross Pin Bolt For 7.25" Chrysler

from

$26.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:
  • Cross pin bolt
  • Fits Chrylser 7.25″
See More

FAG US – Cone (Part No.KM86649)

Cone

from

$24.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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FAG US – Bearing – TRB (Tapered Roller Bearing) (Part No.KT17)

Bearing - TRB (Tapered Roller Bearing)

from

$19.49
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
See More

Yukon Gear – Model 35 (Standard Open & Tracloc) 8.25" Chrysler Tracloc Cross Pin Bolt (Part No.33230)

Model 35 (Standard Open & Tracloc) 8.25" Chrysler Tracloc Cross Pin Bolt

from

$13.99
Model 35 (standard Open & TracLoc) 8.25″ Chrysler TracLoc cross pin bolt.

Product Features:
  • Cross pin bolt for AMC Model 35 with c-clip axles
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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
See More

Yukon Gear – 9.25" Chrysler, Dana 60 Semi-Float X/P Bolt, 80 & Up, 5/16" Head, Tapered Shoulder (Part No.33238)

9.25" Chrysler, Dana 60 Semi-Float X/P Bolt, 80 & Up, 5/16" Head, Tapered Shoulder

from

$9.99
Product Features:
  • Cross pin bolt for Dana Spicer 60 with c-clip axles
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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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Differential Oil for 1973 Plymouth Dusters

Make a smart move for your 1973 Plymouth Duster with products all priced from $99.99 to $148.99.

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
See More

Top-Rated Differential Brands For Your 1973 Plymouth Duster

When it comes to finding the perfect Differential for your 1973 Plymouth Duster, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 11 trusted brands. We carry the most popular Differential brands including National, DriveWorks, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $7.79. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1973 Plymouth Duster, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1973 Plymouth Duster Differentials

If you’re looking for a top-quality Differential for your 1973 Plymouth Duster, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 2 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $7.79 and an average cost of $9.39, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1973 Plymouth Duster come highly rated, with over 7 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Bearing Race
from $7.79
(6)
Bearing Race
“perfect fit”
Multi-Purpose Seal
from $10.99
(1)
Multi-Purpose Seal
“Love advance they carry better parts than competitors online ordering with all the different promo codes and you can pick up in store”

Top-Quality DriveWorks 1973 Plymouth Duster Differentials

For those in search of a high-quality Differential for their 1973 Plymouth Duster, Advance Auto Parts offers a great selection of DriveWorks Differentials. With 1 DriveWorks 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 $26.99, giving you a range of options to suit your budget. Backed by over 14 customer ratings and an average rating of 4.3 stars, DriveWorks Differentials provide both reliability and excellent performance. Choosing a DriveWorks Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Tapered Cone/Cup Wheel Bearing Set
from $26.99
(14)
Tapered Cone/Cup Wheel Bearing Set
“Advance Auto website when entering my 1989 Ford F150 doesn’t ask if it is 2 wheel or 4 wheel drive. So I had to return the first set”

FAQs for 1973 Plymouth Duster Differentials

What are the best-selling Differentials for 1973 Plymouth Dusters?

Out of 216 Differentials that fit 1973 Plymouth Dusters, the following parts are the top sellers:

What’s the price range for 1973 Plymouth Duster Differentials?

The prices of Differentials for the 1973 Plymouth Duster range from $3.99 up to $1,487.99 for the most premium parts.

What is the average price of a Differential for a 1973 Plymouth Duster?

The average price for Differentials for the 1973 Plymouth Duster is $238.44. 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 Plymouth Duster model years?

Yes, we carry Differentials for 5 model years of Plymouth Dusters between 1970 and 1976. The following model years are the most popular for Differential purchases: 1976, 1975, 1974, 1972, 1971, and 1970.

What are the cheapest Differentials for my 1973 Plymouth Duster?

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

Yes. We stock Differentials for 10 other popular 1973 Plymouth models. Some of the most popular are 1973 Gran Fury Differentials, 1973 Barracuda Differentials, 1973 Cricket Differentials, 1973 Fury Differentials, and 1973 Scamp Differentials.

What are the top-rated Differentials that fit the 1973 Plymouth Duster?

The one 1973 Plymouth Duster Differential we have in stock is the Dana 44 JK / 60 / 70U Pinion Nut Washer Replacement. It costs $3.99.

What types of Differentials do you sell for my 1973 Plymouth Duster?

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

Can I get help with 1973 Plymouth Duster Differential orders?

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

What is your return policy for Plymouth Duster Differentials?

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