1985 Oldsmobile 442 Drivetrains

Essential 1985 Oldsmobile 442 Drivetrains

Yukon Gear – Positraction Internals For 8.5" GM With 28 Spline Axles (Part No.16052)

Positraction Internals For 8.5" GM With 28 Spline Axles

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$336.99
Yukon positraction internals (0.795″ diameter) for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc positraction.

Product Features:
  • Spider gear kit
  • Fits GM 8.5″ with 28 spline Dura Grip positraction
  • Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Yukon Gear – Adapter Sleeve Fro GM 7.2", 7.625" & 8.0" Yokes To Use Triple Lip Pinion Seal (Part No.41210)

Adapter Sleeve Fro GM 7.2", 7.625" & 8.0" Yokes To Use Triple Lip Pinion Seal

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$25.99
Yukon 4340 Chrome-Moly replacement outer stub for D44 ’87-’94 Wrangler with a length of 8.31″ and 27 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. 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:
  • 27 spline
  • 8.31″ long
  • Fits Dana Spicer 30 in 1987-1994 Wrangler
  • Outer stub
  • 5-760X U-joint size
  • 4340 Chromoly
  • For WARN hub conversion only
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Dorman – Spindle Nut (Part No.K1002831647DOR)

Spindle Nut

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$5.57
Spindle Nut

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

Differential Pinion Shim Kit

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$12.99


Product Features:
  • KIT SHIM
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Yukon Gear – Yoke For 8.5" Or 8.6" GM (Mech 3R) With A U/Joint Size And Triple Lip Design (Part No.41071)

Yoke For 8.5" Or 8.6" GM (Mech 3R) With A U/Joint Size And Triple Lip Design

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$226.99
Yukon yoke for 8.5″ or 8.6″ GM (mech 3R) with a U/joint size and triple lip design. 2.556″ snap ring span, 1.125″ cap diameter. Inside snap ring. This yoke uses inside snap rings. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 8.5″ and 8.6″
  • 30 spline
  • Mechanics 3R u-joint size
  • 2.556″ snap ring span
  • 1.125″ cap diameter
  • Inside snap ring design
  • Strap style
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National – Bearings (Part No.A-6)

Bearings

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$16.99
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
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Yukon Gear – Cross Pin Shaft For 7.5", 7.625", And 8" GM (Part No.33404)

Cross Pin Shaft For 7.5", 7.625", And 8" GM

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$57.99
Cross pin shaft for 7.5″, 7.625″, and 8″ GM.

Product Features:
  • Cross pin shaft for GM 7.5″, 7.625″ and 8.0″
  • Fits standard open differentials only
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Richmond Gear – Differential Ring And Pinion (Part No.69-0032-1)

Differential Ring And Pinion

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$324.99
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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Yukon Gear – 8.5" & 8.2" GM Carrier Installation Kit (Part No.57008)

8.5" & 8.2" GM Carrier Installation Kit

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$109.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.2″ & 8.5″ differential. This kit contains carrier bearings, races and shims.

Product Features:
  • Fits GM 7.5″, 7.625″ 8.2″ and 8.5″
  • Includes carrier bearings and races and “super” carrier shim kit
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Yukon Gear – 7.5 & 7.625 Standard Open Pinion Gear Thrust Washer (Part No.33390)

7.5 & 7.625 Standard Open Pinion Gear Thrust Washer

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$8.99
7.5 & 7.625 Standard Open Pinion gear Thrust Washer.

Product Features:
  • Pinion gear thrust washer for GM 7.5″ and 7.625″
  • Fits standard open differentials only
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Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

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$12.79
Product Features:
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks
  • Long-life friction modifiers and premium base oils help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • Enhanced cleaning additives help reduce varnish formation and keep the transmission running properly longer
  • Engineered with a unique blend of viscosity modifiers and base oils to provide better oil flow at low temperatures and greater film protection at higher temperatures
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Felpro – DIFFERENTIAL GASKET (Part No.RDS 55072)

DIFFERENTIAL GASKET

from

$7.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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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Yukon Gear – Posi Spring Kit For GM 7.5", With Preload Plates (Part No.33206)

Posi Spring Kit For GM 7.5", With Preload Plates

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$153.99
Product Features:
  • Positraction spring kit
  • Fits GM 7.5″ and 7.625″ Dura Grip
  • Includes preload plates
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Yukon Gear – Pinion Nut Washer (Part No.33167)

Pinion Nut Washer

from

$14.99
Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.5″, 8.6″ & 9.5″.

Product Features:
  • Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.625″, 7.6″ IFS, 8.5″, 8.6″ and 9.5″.
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Dorman – Differential Yoke including Seal and Pinion Nut (Part No.697-500)

Differential Yoke including Seal and Pinion Nut

from

$139.99
Worn or damaged differential end yoke causing driveline vibrations? This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

Product Features:
  • Direct replacement – this differential end yoke matches the fit and construction of the original yoke
  • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
  • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
  • Validated fit – this differential end yoke has been tested to confirm accurate fit
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Dorman – Help – Pinion Crush Sleeves (Part No.81057)

Pinion Crush Sleeves

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$5.29
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
  • Required replacement – when servicing the differential
  • 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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Driveworks – Tapered Roller Bearing (Part No.S-M-802011)

Tapered Roller Bearing

from

$10.49
Product Features:
  • Brand may vary by location
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Felpro – Differential Cover Gasket (Part No.RDS 55028-1)

Differential Cover Gasket

from

$9.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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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Dorman – Spindle Nut 3/4 In.-20 Hex 1-1/16 In. (sold by each) (Part No.615-065)

Spindle Nut 3/4 In.-20 Hex 1-1/16 In. (sold by each)

from

$4.29
This spindle nut 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 spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut 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 – Yoke For GM 7.5" (Mech 3R) In A Triple Lip Design (Part No.41090)

Yoke For GM 7.5" (Mech 3R) In A Triple Lip Design

from

$184.99
Yukon yoke for GM 7.5″ (mech 3R) in a triple lip design. 2.556″ snap ring span, 1.125″ cap diameter. Inside snap ring. This yoke uses inside clips. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 7.5″ and 7.625″
  • 27 spline
  • Mechanics 3R u-joint size
  • Inside snap ring design
  • 2.556″ snap ring span
  • 1.125″ cap diameter
  • Strap style
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Motive Gear – Differential Mini Spool (Part No.MS7.5-28)

Differential Mini Spool

from

$101.99


Product Features:
  • MINI SPOOL GM 7 1/2″ 28 SPLINE
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Yukon Gear – Clutch Guide For GM 7.5" & 7.6" Dura Grip (Part No.33251)

Clutch Guide For GM 7.5" & 7.6" Dura Grip

from

$10.99
Product Features:
  • Clutch guide
  • Fits GM 7.5″ and 7.625″ Dura Grip
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USA Standard Gear – Master Overhaul Kit for the GM 8.5 Differential with HD Posi or Locker (Part No.37057)

Master Overhaul Kit for the GM 8.5 Differential with HD Posi or Locker

from

$208.99
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 GM 8.5″ rear with aftermarket positraction
  • 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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Richmond Gear – Differential Cross Shaft (Part No.CSPGM75)

Differential Cross Shaft

from

$26.49
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.
See More

Yukon Gear – 7.5" & 8.2" GM Redi Sleeve Yoke Saver (Part No.30221)

7.5" & 8.2" GM Redi Sleeve Yoke Saver

from

$136.99
7.5″ & 8.2″ GM REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:
  • Pinion Redi-sleeve
  • Fits GM 7.5″, 7.625″ and 8.2″
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Yukon Gear – Standard Open Side Gear Thrust Washer For 8.5" GM (Part No.33304)

Standard Open Side Gear Thrust Washer For 8.5" GM

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$15.99
Standard open side gear thrust washer for 8.5″ GM.

Product Features:
  • Side gear thrust washer
  • Fits GM 8.5″
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Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

from

$2.79
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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Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

Differential Shaft Lock Bolt

from

$5.99
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
See More

Popular 1985 Oldsmobile 442 Drivetrains Categories

1985 Oldsmobile 442 Drivetrains

You count on your 1985 Oldsmobile 442 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Drivetrains. With 283 Drivetrains ranging in price from $1.99 to $1,153.99, you’re sure to find everything you need for your 1985 Oldsmobile 442.

Brands matter. If you want to shop a specific Drivetrains brand, we stock 14 different brands like Valvoline, Moog, and Driveworks. 1985 Oldsmobile 442 Drivetrains start as low as $1.99!

One of the best ways to find top quality OEM or aftermarket Drivetrains is by asking professionals. Short of that, you can shop with confidence thanks to our 1,228 extensive product reviews on 1985 Oldsmobile 442 Drivetrains. Some of the top-rated Drivetrains products we carry are Universal Joint with 4.6 stars and Greaseable Super Strength Universal Joint with 4.2 stars.

Did we mention you can order your Drivetrains from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Drivetrains inventory for your 1985 Oldsmobile 442 below to get started!

Top-Rated Drivetrains Brands For Your 1985 Oldsmobile 442

Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1985 Oldsmobile 442 running right for years to come. In our inventory you’ll find brands like Valvoline, Moog, Driveworks, and even more.

Popular Valvoline Drivetrains

You’ll find popular Valvoline brand products across Differentials. All are waiting to get your 1985 Oldsmobile 442 back on the road. Some of the top-rated Valvoline products in these categories are:

FAQs for 1985 Oldsmobile 442 Drivetrains

What are the most purchased Drivetrains for the 1985 Oldsmobile 442?

Out of 283 Drivetrains for the 1985 Oldsmobile 442, the most popular in our inventory are:
Differential Cover Gasket
from $9.99
(195)
Differential Cover Gasket
Rear Housing Cover Gaskets
Greaseable Premium Universal Joint
from $26.99
(89)
Greaseable Premium Universal Joint
U-Joints
Taper Bearing Set
from $10.29
(38)
Taper Bearing Set
Differential Bearings

What are the top-rated 1985 Oldsmobile 442 Drivetrains?

Top-rated Drivetrains for your 1985 Oldsmobile 442 based on customer reviews/ratings are:
Universal Joint
from $15.99
(52)
Universal Joint
“Great product.. Nice easy install”
Greaseable Super Strength Universal Joint
from $34.99
(48)
Greaseable Super Strength Universal Joint
“Moog and advanced auto got me out of a bad situation with an amazing part ( u”
DIFFERENTIAL GASKET
from $7.99
(45)
DIFFERENTIAL GASKET
“Some say no need for a gasket and to use gasket sealer only its just as good. I like to make sure that the cover is installed properly to avoid any l”