1981 Dodge W350 Differentials

Keep Your 1981 Dodge W350 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1981 Dodge W350 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 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 National, Dorman, and FELPRO. For example, National Differentials start at just $7.99 with an average 4.3 star rating. Dorman and FELPRO offer similar pricing and quality, backed by strong customer feedback. With over 79 reviews and a solid 4 star average, you can shop with confidence knowing other Dodge W350 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1981 Dodge W350 Differential at Advance Auto Parts is around $302.61, with a range that starts at $2.29 and goes up to $1,910.00. With 315 options in stock from 14 trusted brands, finding the right fit is easy. Popular picks like Ring Gear Bolt, Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size, and Bearing Race start at just $2.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1981 Dodge W350 in peak condition, inside and out.

Essential 1981 Dodge W350 Differentials

Yukon Gear – Replacement Standard Open Spider Gear Kit For Dana 60 With 30 Spline Axles (Part No.16009)

Replacement Standard Open Spider Gear Kit For Dana 60 With 30 Spline Axles

from

$223.99
Yukon replacement standard open spider gear kit for Dana 60 with 30 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 Dana Spicer 60 open differential with 30 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

Differential Shaft Lock Bolt

from

$6.79
This differential pinion shaft lock bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Motive Gear – Ring Gear Bolt (Part No.14066913)

Ring Gear Bolt

from

$2.99


Product Features:
  • RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND
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Yukon Gear – Dana 60 & Dana 70 Power Lok Case Bolt (Part No.33236)

Dana 60 & Dana 70 Power Lok Case Bolt

from

$7.99
Dana 60 & Dana 70 Power Lok case bolt.

Product Features:
  • Power Lok case bolt for Dana Spicer 60 and 70
  • 7/16 x 14 thread
  • 3.5″ long
  • 9/16″ hex head
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Yukon Gear – Differential (Part No.26042)

Differential

from

$889.99
Differential

Dorman – Differential Pinion Yoke Assembly (Part No.697-541)

Differential Pinion Yoke Assembly

from

$234.99
A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

Product Features:
  • Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles
  • Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Needa Parts – Rubber Differential Plug Chrysler 2008-2000 (sold by each) (Part No.090-062)

Rubber Differential Plug Chrysler 2008-2000 (sold by each)

from

$10.99
This differential cover plug is designed to match the fit & function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential cover plug matches the fit and function of the factory part on specified years, makes and models.
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Yukon Gear – Differential Side Bearing Screw Adjuster For 9.25" Chrysler (Part No.33256)

Differential Side Bearing Screw Adjuster For 9.25" Chrysler

from

$64.99
Differential side bearing screw adjuster for 9.25″ Chrysler.

Product Features:
  • Side adjuster for Chrysler 9.25″ rear
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Yukon Gear – Zip Locker Install Kit (Part No.34026)

Zip Locker Install Kit

from

$249.99
Product Features:
  • Installation kit
  • Includes o-ring for bulkhead fitting, bulkhead fitting, outer fitting, switch, front and rear switch cover, solenoid, zip ties and 20′ air line
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Spicer – Differential Clutch Pack-Dana 44 and Chrysler 9.25 (Part No.708203)

Differential Clutch Pack-Dana 44 and Chrysler 9.25

from

$139.99
Demand genuine Spicer. Dana design, engineering, testing and manufacturing processes all work in conjunction with one another to ensure unparalleled performance that non-genuine parts simply cannot deliver.

Product Features:
  • Genuine OE quality. Tested and proven.
  • Built to meet OE standards set by Dana.
  • Tested and validated to rigorous OE specifications.
  • Latest production upgrades ensure genuine Spicer parts are as good or better than the OE parts they replace.
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Yukon Gear – Six Piece Side Gear And Thrust Washer Kit For Chrysler 8" And 9.25" (Part No.33278)

Six Piece Side Gear And Thrust Washer Kit For Chrysler 8" And 9.25"

from

$98.99
Six piece side gear thrust washer kit for Chrysler 8″ and 9.25″.

Product Features:
  • Side gear thrust washer kit
  • Fits Chrysler 8″ and 9.25″
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Yukon Gear – Zip Locker For Dana 60 With 35 Spline Axles, 4.10 & Down (Part No.34022)

Zip Locker For Dana 60 With 35 Spline Axles, 4.10 & Down

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
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Yukon Gear – Chrysler 9.25" And Dana 44 / 60 Tracloc Clutch Guide Replacement (Part No.33249)

Chrysler 9.25" And Dana 44 / 60 Tracloc Clutch Guide Replacement

from

$8.99
Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44 and Dana Spicer 60
  • For Trac Loc positraction applications only
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Yukon Gear – 9.25" Pinion Gear Thrust Washer (Part No.33274)

9.25" Pinion Gear Thrust Washer

from

$12.99
9.25″ pinion gear thrust washer.

Product Features:
  • Pinion gear thrust washer for Chrysler 9.25″ rear
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National – Wheel Bearing: Direct Fit, 1 Piece (Part No.R-1561-TV)

Wheel Bearing: Direct Fit, 1 Piece

from

$53.99
Product Features:
  • STRONG AND DURABLE – Controlled heat treatment process for strength and durability
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for durability and performance
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • Professional technicians know they can depend on National
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Dorman – Differential Ring and Pinion Set (Part No.697-209)

Differential Ring and Pinion Set

from

$911.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
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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″
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Yukon Gear – Replacement Pinion Preload Shims For Dana 60, Dana 61 & Dana 70-U (Part No.55015)

Replacement Pinion Preload Shims For Dana 60, Dana 61 & Dana 70-U

from

$19.99
Product Features:
  • Pinion preload shims for Dana Spicer 60 and 70U
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USA Standard Gear – Master Overhaul Kit for ’00 & Down Chrysler 9.25" Rear Differential. (Part No.37002)

Master Overhaul Kit for '00 & Down Chrysler 9.25" Rear Differential.

from

$267.99
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 2000 and down Chrysler 9.25″ rear
  • 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, thread locker, marking compound with brush and gasket.
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Yukon Gear – Pinion Install Kit For Dana 60 Front Differential (Part No.13093)

Pinion Install Kit For Dana 60 Front Differential

from

$319.99
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 front
  • Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.
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Yukon Gear – Front 4340 Chrome-Moly Replacement Axle Kit For ’79-’93 Dodge, Dana 60 With 35 Splines (Part No.21406)

Front 4340 Chrome-Moly Replacement Axle Kit For '79-'93 Dodge, Dana 60 With 35 Splines

from

$1240.00
Yukon front 4340 Chrome-Moly replacement axle kit for ’79-’93 Dodge, Dana 60 with 35 splines. Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon’s 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. This kit comes with inner & outer axles for both left and right sides along with Dana U/joints. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy’s ring & pinion) makes final determination on warranty considerations.

Product Features:
  • 35 spline inner and outer axles
  • Fits Dana Spicer 60 in 1975-1993 Dodge 1 ton
  • Includes inner and outer 4340 Chromoly axles and Spicer U-Joints
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Yukon Gear – Replacement Yoke For Dana 60 And 70 With A 1330 U/Joint Size (Part No.41024)

Replacement Yoke For Dana 60 And 70 With A 1330 U/Joint Size

from

$187.99
Yukon replacement yoke for Dana 60 and 70 with a 1330 U/joint size. 3.625″ snap ring span, 1.0625″ cap diameter. Outside snap ring. This yoke uses u-bolts. All Yukon yokes come with a one year warranty against manufacturing defects. This is a strap style yoke.

Product Features:
  • Fits Dana Spicer 60, 70, 70U and 70HD
  • 29 spline
  • 1330 u-joint size
  • 3.625″ snap ring span
  • 1.062″ cap diameter
  • Outside snap ring design
  • Strap style
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Yukon Gear – Replacement Carrier Shim Kit For Dana 70 & 70HD (Part No.55019)

Replacement Carrier Shim Kit For Dana 70 & 70HD

from

$126.99
Product Features:
  • Carrier shim kit
  • Fits Dana Spicer 70 and 70HD
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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 – Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD (Part No.33019)

Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD

from

$5.99
Product Features:
  • Outer oil slinger for Dana Spicer 60, 70, 70U and 70HD
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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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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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Yukon Gear – Dana 44 JK / 60 / 70U Pinion Nut Washer Replacement (Part No.33164)

Dana 44 JK / 60 / 70U Pinion Nut Washer Replacement

from

$3.99
Product Features:
  • Pinion nut washer for Chrysler 7.25″, 8.25″, 8.75″ with 29 spline pinion, Jeep JK rear, Dana Spicer 60, 70, 70U and 70HD and 2007-2010 Ford 10.5″
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Popular 1981 Dodge W350 Differentials Categories

Most Popular Rear Differential Cover Gaskets for 1981 Dodge W350s

Enhance your 1981 Dodge W350 with one of the 4 Rear Differential Cover Gaskets we have in stock, starting at just $9.99.

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6014)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$17.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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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

Yukon Gear – 9.25" Chrysler Rear Cover Gasket (Part No.23002)

9.25" Chrysler Rear Cover Gasket

from

$12.99
9.25″ Chrysler rear cover gasket.

Product Features:
  • Cover gasket
  • Fits Chrysler 9.25″ rear
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Victor Reinz – Differential Cover Gasket (Part No.71-14868-00)

Differential Cover Gasket

from

$9.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Best-Selling 1981 Dodge W350 Differential Bearings

Upgrade your W350 with one of our 6 best-selling Differential Bearings, earning an average 5 stars rating across 7 reviews.

National – Bearing Race (Part No.382A)

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
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National – Bearing Race (Part No.28622)

Bearing Race

from

$17.49
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 – Tapered Roller Bearing Cone (Part No.28682)

Tapered Roller Bearing Cone

from

$30.99
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
See More

National – Bearing Race (Part No.382S)

Bearing Race

from

$17.79
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
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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Top-Quality Differential Covers for 1981 Dodge W350s

Choose a high-quality OEM or aftermarket Differential Cover for Dodge W350s and enjoy top-notch performance from $73.99.

Yukon Gear – Steel Cover For Dana 70 (Part No.32322)

Steel Cover For Dana 70

from

$149.99
Product Features:
  • Fits Dana Spicer 70
  • Steel
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Yukon Gear – Chrome Cover For Chrysler 9.25" (Part No.32001)

Chrome Cover For Chrysler 9.25"

from

$73.99
Toyota wheel seal for ’80-’97 Full float Landcruiser outer rear, ’86-’95 dually pick-up.Yukon Mighty seal.

Product Features:
  • Fits Chrysler 9.25″ rear
  • Chrome
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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 – 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 – Steel Cover For Chrysler 9.25" Rear (Part No.32314)

Steel Cover For Chrysler 9.25" Rear

from

$93.99
Product Features:
  • Fits Chrysler 9.25″ rear
  • Steel
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
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Pro-King – Differential Carrier Cover (Part No.716C758)

Differential Carrier Cover

from

$88.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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Top Picks for 1981 Dodge W350 Differential Oil

Invest in one of our 3 durable Differential Oil for your 1981 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

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

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

from

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

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

Redline Synthetic "Shock Proof" Oil - 3 Quarts

from

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

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

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

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

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Top-Rated Differential Pinion Seals for 1981 Dodge W350s

Make a smart move for your 1981 Dodge W350 with products all priced from $13.99 to $39.99.

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

Multi-Purpose Seal

from

$16.99
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
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National – Multi-Purpose Seal (Part No.9316)

Multi-Purpose Seal

from

$17.49
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
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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 – Replacement Pinion Seal For Dana 44HD, Dana 60 & Dana 70 (Part No.30208)

Replacement Pinion Seal For Dana 44HD, Dana 60 & Dana 70

from

$39.99
Replacement pinion seal for Dana 44HD, Dana 60 & Dana 70 .Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Pinion seal
  • Fits Dana Spicer 44HD, 60, 70, 70U and 70HD
See More

FAG US – Shaft Seal (Part No.SS3284)

Shaft Seal

from

$26.49
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Yukon Gear – Pinion Seal For 8.75" Chrysler Or For 9.25" Chrysler With 41 Or 89 Housing (Part No.30121)

Pinion Seal For 8.75" Chrysler Or For 9.25" Chrysler With 41 Or 89 Housing

from

$13.99
Pinion seal for 8.75″ Chrysler or for 9.25″ Chrysler with 41 or 89 housing.Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Fits Chrysler 8.75″ with ’41’ and ’89’ case housings and 2000 and down Chrysler 9.25″
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Top-Rated Differential Brands For Your 1981 Dodge W350

When it comes to finding the perfect Differential for your 1981 Dodge W350, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 14 trusted brands. We carry the most popular Differential brands including FELPRO, National, and Dorman, 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 1981 Dodge W350, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 1981 Dodge W350 Differentials

If you’re looking for a top-quality Differential for your 1981 Dodge W350, Advance Auto Parts has exactly what you need with our selection of FELPRO Differentials. We have 2 FELPRO Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $10.49 and an average cost of $14.24, you’ll find the perfect Differential for your needs and budget. FELPRO Differentials for the 1981 Dodge W350 come highly rated, with over 35 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 Irregular Shaped 10 Bolt Hole Gasket
from $17.99
(1)
Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket
“OEM only uses silicone , the gasket set with a thin layer of silicone is a much better sealant method”

Top-Quality National 1981 Dodge W350 Differentials

For those in search of a high-quality Differential for their 1981 Dodge W350, Advance Auto Parts offers a great selection of National Differentials. With 3 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $7.99, with an average price of $12.16, giving you a range of options to suit your budget. Backed by over 11 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.
Bearing Race
from $10.99
(6)
Bearing Race
“Fit perfectly. No difficulty replacing my old ones.”
Bearing Race
from $7.99
(4)
Bearing Race
“Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”
Bearing Race
from $17.49
(1)
Bearing Race
“I needed them quick an as inexpensive as possible. It was a great buy and experience I would do it again”

FAQs for 1981 Dodge W350 Differentials

What are the best-selling Differentials for 1981 Dodge W350s?

Out of 315 Differentials that fit 1981 Dodge W350s, the following parts are the top sellers:

What’s the price range for 1981 Dodge W350 Differentials?

The prices of Differentials for the 1981 Dodge W350 range from $2.29 up to $1,910.00 for the most premium parts.

What is the average price of a Differential for a 1981 Dodge W350?

The average price for Differentials for the 1981 Dodge W350 is $302.61. 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 Dodge W350 model years?

Yes, we carry Differentials for 11 model years of Dodge W350s between 1982 and 1993. The following model years are the most popular for Differential purchases: 1993, 1992, 1991, 1990, 1989, 1988, 1987, 1986, and 1985.

What are the cheapest Differentials for my 1981 Dodge W350?

The cheapest 1981 Dodge W350 Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1981 Dodge models?

Yes. We stock Differentials for 18 other popular 1981 Dodge models. Some of the most popular are 1981 Challenger Differentials, 1981 Ramcharger Differentials, 1981 W150 Differentials, 1981 D150 Differentials, and 1981 D250 Differentials.

What are the top-rated Differentials that fit the 1981 Dodge W350?

The one 1981 Dodge W350 Differential we have in stock is the Differential Crush Sleeve. It costs $2.29.

What types of Differentials do you sell for my 1981 Dodge W350?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 1981 Dodge W350:

Can I get help with 1981 Dodge W350 Differential orders?

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

What is your return policy for Dodge W350 Differentials?

Advance Auto Parts keeps returns simple. For new Dodge W350 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.