1974 Plymouth Trailduster Differentials

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Keep Your 1974 Plymouth Trailduster 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 Trailduster looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Bearings, 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 National, Felpro, and Dorman. For example, National Differentials start at just $18.99 with an average 4.3 star rating. Felpro and Dorman offer similar pricing and quality, backed by strong customer feedback. With over 5,918 reviews and a solid 4 star average, you can shop with confidence knowing other Plymouth Trailduster owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1974 Plymouth Trailduster Differential at Advance Auto Parts is around $160.02, with a range that starts at $2.29 and goes up to $1,566.99. With 70 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Axle Housing Cover Gasket Octagonal Shaped 12 Bolt Hole Gasket, Taper Bearing Cone, and Axle Housing Cover Gasket: Oval Shaped 10 Bolt Hole Gasket start at just $8.29 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 1974 Plymouth Trailduster in peak condition, inside and out.

Essential 1974 Plymouth Trailduster Differentials

Pro-King – Differential Clutch Pack Clips (Part No.723A937)

Differential Clutch Pack Clips

from

$1.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
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Richmond Gear – Differential Cross Shaft (Part No.CSPD44)

Differential Cross Shaft

from

$26.99
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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Motive Gear – Differential Mini Spool (Part No.MSD44-30)

Differential Mini Spool

from

$101.99


Product Features:
  • MINI SPOOL – DANA 44, 30 SPL.
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Motive Gear – Differential Gear Install Kit (Part No.C9.25IK)

Differential Gear Install Kit

from

$28.99
Product Features:
  • MINI INSTALL KIT CHRYSLER 9.25 9 1/4″
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National – Bearing Race (Part No.JLM104910)

Bearing Race

from

$10.99
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
See More

Motive Gear – CHRYSLER 9.25" 3.92 (Part No.C9.25-392)

CHRYSLER 9.25" 3.92

from

$309.99
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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Motive Gear – Differential Carrier Gear Kit (Part No.C9.25BI)

Differential Carrier Gear Kit

from

$168.99


Product Features:
  • C9.25 OPEN INTERNAL KIT, 1984-UP
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Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

Bearing Race Driver Set, 21 Piece

from

$1566.99
21 Piece bearing race driver set. (Box wt: 140lbs) No return.

Product Features:
  • Bearing race driver set
  • 21 pieces
  • All steel construction
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Motive Gear – Differential Super Bearing Kit – Koyo (Part No.R9.25RSK)

Differential Super Bearing Kit - Koyo

from

$141.99


Product Features:
  • SUPER KIT-CHRY 9.25(NON-HD)
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Pro-King – Differential Case (Empty) (Part No.723A714)

Differential Case (Empty)

from

$243.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

Motive Gear – Differential Spool (Part No.FSD44-30)

Differential Spool

from

$193.99


Product Features:
  • FULL SPOOL-DANA 44, 30 SPL. 3.92-UP
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Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

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
See More

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

    Pro-King – Differential Crush Sleeve (Part No.723A034)

    Differential Crush Sleeve

    from

    $2.49
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • Meets or exceeds OE specifications
    See More

    Pro-King – Differential Internal Nest Kit (Part No.723A717)

    Differential Internal Nest Kit

    from

    $159.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • Meets or exceeds OE specifications
    See More

    Powertrax – Grip LOK Traction System (Part No.LK444430)

    Grip LOK Traction System

    from

    $658.99
    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

    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

    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

    National – Multi-Purpose Seal (Part No.5126)

    Multi-Purpose Seal

    from

    $18.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Design type: spring loaded; multi-lip
    • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
    • Good low temperature capability
    • Low swell in hydrocarbon fluids
    • Delivers quality and reliable performance for every type of repair
    See More

    National – Shaft Repair Sleeve (Part No.99193)

    Shaft Repair Sleeve

    from

    $43.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Designed to repair damaged, grooved or worn shafts
    • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
    • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
    • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
    • Easy to install with removable flange and installation tool
    See More

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

    MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

    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
    See More

    Motive Gear – Pinion Nut (Part No.1260823)

    Pinion Nut

    from

    $9.29
    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

    Motive Gear – Differential Pinion Shim Kit (Part No.1104)

    Differential Pinion Shim Kit

    from

    $12.99


    Product Features:
    • KIT SHIM
    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

    Felpro – Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket (Part No.RDS 6583)

    Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket

    from

    $7.49
    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:
    • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
    • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
    • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
    • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
    • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
    See More

    National – Bearings (Part No.31520)

    Bearings

    from

    $13.49
    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
    See More

    National – Bearing Race (Part No.M86610)

    Bearing Race

    from

    $9.99
    Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    National – Tapered Roller Bearing Cone (Part No.02872)

    Tapered Roller Bearing Cone

    from

    $24.79
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
    See More

    Most Popular Differential Bearings for 1974 Plymouth Traildusters

    Enhance your 1974 Plymouth Trailduster with one of the 6 Differential Bearings we have in stock, starting at just $11.99.

    Driveworks – Taper Bearing Cone (Part No.S-LM-104949)

    Taper Bearing Cone

    from

    $11.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

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

    Multi-Purpose Bearing

    from

    $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
    See More

    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

    National – Bearing Race (Part No.JLM704610)

    Bearing Race

    from

    $12.99
    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
    See More

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

    Bearing - TRB (Tapered Roller Bearing)

    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
    See More

    National – Bearing Race (Part No.25523)

    Bearing Race

    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
    See More

    Best-Selling 1974 Plymouth Trailduster Rear Differential Cover Gaskets

    Upgrade your Trailduster with one of our 2 best-selling Rear Differential Cover Gaskets, earning an average 4.5 stars rating across 55 reviews.

    Felpro – Axle Housing Cover Gasket Octagonal Shaped 12 Bolt Hole Gasket (Part No.RDS 55073)

    Axle Housing Cover Gasket Octagonal Shaped 12 Bolt Hole Gasket

    from

    $10.49
    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
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
    See More

    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

    Top-Quality Rear Housing Cover Gaskets for 1974 Plymouth Traildusters

    Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Plymouth Traildusters and enjoy top-notch performance from $7.99.

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

    Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

    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
    See More

    Our Top Pick for a 1974 Plymouth Trailduster Differential Oil

    Invest in a durable Differential Oil for your 1974 Plymouth, knowing you’re getting trusted brands and expert craftsmanship.

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

    MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

    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
    See More

    Top-Rated Differential Pinion Seals for 1974 Plymouth Traildusters

    Make a smart move for your 1974 Plymouth Trailduster with products all priced from $18.99 to $41.49.

    National – Multi-Purpose Seal (Part No.5126)

    Multi-Purpose Seal

    from

    $18.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Design type: spring loaded; multi-lip
    • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
    • Good low temperature capability
    • Low swell in hydrocarbon fluids
    • Delivers quality and reliable performance for every type of repair
    See More

    National – Differential Pinion Seal (Part No.5778)

    Differential Pinion Seal

    from

    $23.49
    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: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
    • Resistance to EP lubricants
    • Low swell in hydrocarbon fluids
    • Delivers quality and reliable performance for every type of repair
    See More

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

    Multi-Purpose Seal

    from

    $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
    See More

    Top-Rated Differential Brands For Your 1974 Plymouth Trailduster

    When it comes to finding the perfect Differential for your 1974 Plymouth Trailduster, 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 Felpro, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $7.49. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1974 Plymouth Trailduster, providing peace of mind with parts that meet or exceed OEM standards.

    Popular Felpro 1974 Plymouth Trailduster Differentials

    If you’re looking for a top-quality Differential for your 1974 Plymouth Trailduster, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 3 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $7.49 and an average cost of $8.76, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1974 Plymouth Trailduster come highly rated, with over 56 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.
    Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket
    from $7.49
    (1)
    Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket
    “It just what i needed for my 74 cuda rear end house which is 8 3/4”
    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 Trailduster Differentials

    For those in search of a high-quality Differential for their 1974 Plymouth Trailduster, 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 $18.99, with an average price of $28.82, 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.
    Shaft Repair Sleeve
    from $43.99
    (2)
    Shaft Repair Sleeve
    “As a mechanic I dont have time or money to waste on inferior products, which this is not. Great product,great price”
    Differential Pinion Seal
    from $23.49
    (4)
    Differential Pinion Seal
    “Works well fit right in. Love national seals”
    Multi-Purpose Seal
    from $18.99
    (1)
    Multi-Purpose Seal
    “Perfect fit and in stock for a 50 year old vehicle. Thanks Advance Auto Parts”

    FAQs for 1974 Plymouth Trailduster Differentials

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

    Out of 70 Differentials that fit 1974 Plymouth Traildusters, the following parts are the top sellers:

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

    The prices of Differentials for the 1974 Plymouth Trailduster range from $2.29 up to $1,566.99 for the most premium parts.

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

    The average price for Differentials for the 1974 Plymouth Trailduster is $160.02. 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 Trailduster model years?

    Yes, we carry Differentials for 6 model years of Plymouth Traildusters between 1975 and 1981. The following model years are the most popular for Differential purchases: 1981, 1980, 1979, 1978, 1977, 1976, and 1975.

    What are the cheapest Differentials for my 1974 Plymouth Trailduster?

    The cheapest 1974 Plymouth Trailduster Differentials we carry are:

    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 Barracuda Differentials, 1974 Fury Differentials, 1974 Duster Differentials, and 1974 Scamp Differentials.

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

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

    Can I get help with 1974 Plymouth Trailduster 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 Trailduster Differentials?

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