1974 Plymouth Duster Differentials

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Keep Your 1974 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 1974 Plymouth Duster looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Pinion Seals, Differential Oil, 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, Felpro, and National. For example, Motive Gear Differentials start at just $7.99 with an average 4.0 star rating. Felpro and National offer similar pricing and quality, backed by strong customer feedback. With over 360 reviews and a solid 3 star average, you can shop with confidence knowing other Plymouth Duster owners approve.

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 1974 Plymouth Duster in peak condition, inside and out.

Essential 1974 Plymouth Duster Differentials

Powertrax – No-Slip Traction System (Part No.9203923125)

No-Slip Traction System

from

$579.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Yukon Gear – Replacement Clutch Set For Dana 44 Powr Lok, Smooth (Part No.16152)

    Replacement Clutch Set For Dana 44 Powr Lok, Smooth

    from

    $177.99
    Product Features:
    • Clutch kit
    • Fit Dana Spicer 44 and Chrysler 8.75″ Powr Lok positraction
    • Smooth design
    See More

    Yukon Gear – Standard Open Spider Gear Kit For ’96 And Older 8.25" Chrysler With 27 Spline Axles (Part No.16002)

    Standard Open Spider Gear Kit For '96 And Older 8.25" Chrysler With 27 Spline Axles

    from

    $301.99
    Yukon standard open spider gear kit for ’96 and older 8.25″ Chrysler with 27 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
    • Fit Chrysler 8.25″ open differntial with 27 spline axles
    • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
    See More

    Yukon Gear – O-Ring For Dana 60 Zip Locker Seal Housing (Part No.34006)

    O-Ring For Dana 60 Zip Locker Seal Housing

    from

    $11.29
    Product Features:
    • O-ring for seal housing
    • Fits Dana Spicer 60
    See More

    Yukon Gear – Carrier Installation Kit For ’76 & Up Chrysler 8.25" Rear (Part No.57014)

    Carrier Installation Kit For '76 & Up Chrysler 8.25" Rear

    from

    $78.99
    Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for ’76 & up Chrysler 8.25″ rear.

    Product Features:
    • Fits 1976 and up Chrysler 8.25″
    • Includes carrier bearings and races
    See More

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

    Side Gear Thrust Washer For Dana 60, 70 & 80

    from

    $4.99
    Product Features:
    • Side gear thrust washer for Dana Spicer 60, 70, 70U, 70HD and 80
    • Fits standard open differentials only
    See More

    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.
    See More

    USA Standard Gear – Pinion Installation Kit For ’76 And Up Chrysler 8.25" (Part No.60020)

    Pinion Installation Kit For '76 And Up Chrysler 8.25"

    from

    $159.99
    Yukon yoke for GM 12 bolt car & truck, 1330 u/joint size. 3.625″ snap ring span, 1.062″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits 1976 and up Chrysler 8.25″
    • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
    See More

    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
    See More

    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
    See More

    Powertrax – Grip LS Traction System (Part No.LS308229)

    Grip LS Traction System

    from

    $505.99
    For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
    See More

    Yukon Gear – Steel Spool For Dana 60 With 35 Spline Axles, 4.56 & Up (Part No.32043)

    Steel Spool For Dana 60 With 35 Spline Axles, 4.56 & Up

    from

    $414.99
    Yukon Performance spool for Dana 60 with 35 spline axles. fits 4.56 and up. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits Chrysler Dana Spicer 60 with 35 spline axles
    • 4.56 and up ratio only
    • Provides 100% traction to both wheels at all times
    • Not recommended for street driven vehicles
    See More

    Yukon Gear – Replacement Cross Pin Shaft For Dana 60, Fits Standard Open And Trac Loc Posi (Part No.33314)

    Replacement Cross Pin Shaft For Dana 60, Fits Standard Open And Trac Loc Posi

    from

    $26.99
    Product Features:
    • Cross pin shaft
    • Fits Dana Spicer 60
    See More

    Yukon Gear – Pinion Install Kit For ’70-’75 Chrysler 8.25" Differential (Part No.13003)

    Pinion Install Kit For '70-'75 Chrysler 8.25" Differential

    from

    $175.99
    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 1975 and down Chrysler 8.25″
    • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
    See More

    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 – Chrysler 8.75" (Coarse Spline) Pinion Nut (Part No.33137)

    Chrysler 8.75" (Coarse Spline) Pinion Nut

    from

    $5.99
    Chrysler 8.75″ (coarse spline) pinion nut. 3/4″ x 16.

    Product Features:
    • Pinion nut
    • Fits Chrysler 8.75″ with 10 spline pinion
    See More

    Yukon Gear – Pinion Depth Shim Kit For Toyota8", GM 7.5", 8.2" & 12 Bolt Truck (Part No.55064)

    Pinion Depth Shim Kit For Toyota8", GM 7.5", 8.2" & 12 Bolt Truck

    from

    $39.99
    8″ Toyota, 7.5″ GM, 8.2″ GM, 12T, pinion shim set, & Mazda truck.

    Product Features:
    • Pinion depth shim kit for Toyota 7.5″, 8″ and V6
    See More

    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

    Motive Gear – Ring Gear Bolt (Part No.1304)

    Ring Gear Bolt

    from

    $7.99


    Product Features:
    • CHRY 8 3/4″ RING GEAR BOLTS C 8.25″
    See More

    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
    See More

    Yukon Gear – High Performance Replacement Ring & Pinion Gear Set For Dana 60 In A 4.56 Ratio (Part No.24061)

    High Performance Replacement Ring & Pinion Gear Set For Dana 60 In A 4.56 Ratio

    from

    $456.99
    Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

    Product Features:
    • Fits standard rotation Dana Spicer 60
    • 9.75″ ring gear diameter
    • 29 spline pinion
    • 12 ring gear bolts
    • 4.56 ratio
    See More

    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
    See More

    Yukon Gear – Differential (Part No.26039)

    Differential

    from

    $869.99
    Differential

    Yukon Gear – Bolt/Screw For Adjuster Lock For Chrysler 7.25", 8.25", 8.75", 9.25" (Part No.33233)

    Bolt/Screw For Adjuster Lock For Chrysler 7.25", 8.25", 8.75", 9.25"

    from

    $15.99
    Bolt/screw for adjuster lock for Chrysler 7.25″, 8.25″, 8.75″, 9.25″.

    Product Features:
    • Side adjuster lock bolt
    • Fits Chrysler 7.25″, 8.25″, 8.75″ and 9.25″
    See More

    Powertrax – Grip PRO Traction System (Part No.GT436035)

    Grip PRO Traction System

    from

    $596.99
    For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
    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″
    See More

    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
    See More

    Motive Gear – Differential Crush Sleeve (Part No.3507575)

    Differential Crush Sleeve

    from

    $2.79


    Product Features:
    • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
    See More

    Most Popular Differential Pinion Seals for 1974 Plymouth Dusters

    Enhance your 1974 Plymouth Duster with one of the 2 Differential Pinion Seals we have in stock, starting at just $16.49.

    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.
    See More

    Yukon Gear – 7.25" & 8.25" Chrysler Pinion Seal (Part No.30189)

    7.25" & 8.25" Chrysler Pinion Seal

    from

    $16.99
    7.25″ & 8.25″ Chrysler pinion seal.Yukon Mighty seal.

    Product Features:
    • Pinion seal
    • Fits Chrysler 7.25″ and 8.25″
    See More

    Best-Selling 1974 Plymouth Duster Differential Oil

    Upgrade your Duster with one of our 5 best-selling Differential Oil.

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

    3 Qt - 80W90 Conventional Gear Oil With Posi Additive

    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
    See More

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

    3 Qt - Penzoil 80W90 Conventional Gear Oil

    from

    $44.99
    3 Qt. Penzoil 80W90 conventional gear Oil.

    Product Features:
    • Includes three quarts of conventional oil
    See More

    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
    See More

    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
    See More

    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-Quality Differential Covers for 1974 Plymouth Dusters

    Choose a high-quality OEM or aftermarket Differential Cover for Plymouth Dusters and enjoy top-notch performance from $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
    See More

    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
    See More

    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

    Top Picks for 1974 Plymouth Duster Rear Differential Cover Gaskets

    Invest in one of our 3 durable Rear Differential Cover Gaskets for your 1974 Plymouth, knowing you’re getting trusted brands and expert craftsmanship.

    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
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    Mr. Gasket – Differential Gasket (Part No.81)

    Differential Gasket

    from

    $22.79
    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.

    Product Features:
    • .047″ thick cellulose/nitrile composite gasket material
    • Precision die cut
    • Reusable
    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-Rated Differential Bearings for 1974 Plymouth Dusters

    Make a smart move for your 1974 Plymouth Duster with products all priced from $15.49 to $26.99.

    Driveworks – Taper Bearing Cone (Part No.S-LM-102949)

    Taper Bearing Cone

    from

    $15.49
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    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

    Top-Rated Differential Brands For Your 1974 Plymouth Duster

    When it comes to finding the perfect Differential for your 1974 Plymouth Duster, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 12 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 1974 Plymouth Duster, providing peace of mind with parts that meet or exceed OEM standards.

    Popular Felpro 1974 Plymouth Duster Differentials

    If you’re looking for a top-quality Differential for your 1974 Plymouth Duster, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 1 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1974 Plymouth Duster come highly rated, with over 21 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 10 Bolt Hole Gasket
    from $8.29
    (21)
    Axle Housing Cover Gasket: Oval Shaped 10 Bolt Hole Gasket
    “I always use Fel-Pro gaskets they’re the best, but this gasket to replace the differential gasket on my son’s Jeep when I did a fluid change work and ”

    Top-Quality National 1974 Plymouth Duster Differentials

    For those in search of a high-quality Differential for their 1974 Plymouth Duster, Advance Auto Parts offers a great selection of National Differentials. With 1 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 $17.99, 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 $17.99
    (7)
    Multi-Purpose Bearing
    “Comparable with the Timkens I removed. NATIONAL bearings have lasted decades in many of my other machines.”

    FAQs for 1974 Plymouth Duster Differentials

    What are the best-selling Differentials for 1974 Plymouth Dusters?

    Out of 182 Differentials that fit 1974 Plymouth Dusters, the following parts are the top sellers:

    What’s the price range for 1974 Plymouth Duster Differentials?

    The prices of Differentials for the 1974 Plymouth Duster range from $3.99 up to $1,566.99 for the most premium parts.

    What is the average price of a Differential for a 1974 Plymouth Duster?

    The average price for Differentials for the 1974 Plymouth Duster is $248.22. 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, 1973, 1972, 1971, and 1970.

    What are the cheapest Differentials for my 1974 Plymouth Duster?

    Does Advance Auto Parts sell Differentials for any other 1974 Plymouth models?

    Yes. We stock Differentials for 13 other popular 1974 Plymouth models. Some of the most popular are 1974 Gran Fury Differentials, 1974 Trailduster Differentials, 1974 Barracuda Differentials, 1974 Fury Differentials, and 1974 Scamp Differentials.

    What types of Differentials do you sell for my 1974 Plymouth Duster?

    As of 3/1/26, these are some of the most in-demand types of Differentials for a 1974 Plymouth Duster:

    Can I get help with 1974 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.