1991 Chevrolet G20 Drivetrains

Essential 1991 Chevrolet G20 Drivetrains

Motive Gear – Differential Pinion Seal (Part No.2043)

Differential Pinion Seal

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$3.49
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 o
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National – Bearings (Part No.N-1211-L)

Bearings

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$94.99
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
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

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$6.59
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

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$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
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Yukon Gear – Dura Grip Positraction For GM 9.5" With 33 Spline Axles (Part No.26025)

Dura Grip Positraction For GM 9.5" With 33 Spline Axles

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$1025.00
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits GM 9.5″
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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NTN – Axle Shaft Bearing (Part No.K4010212752NTN)

Axle Shaft Bearing

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$42.90
Axle Shaft Bearing

Richmond Gear – Differential Cross Shaft (Part No.CSPGM12)

Differential Cross Shaft

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$27.49
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.
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Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

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$8.99
Positraction clutch guide.

Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
  • Compatible with Dura Grip positractions only
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Yukon Gear – Cast Yoke For GM 8.5" With A 1350 U/Joint Size (Part No.41092)

Cast Yoke For GM 8.5" With A 1350 U/Joint Size

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$234.99
Yukon cast yoke for GM 8.5″ with a 1350 U/joint size. 3.625″ snap ring span, 1.188″ cap diameter. Outside snap ring. This yoke uses straps. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 8.5″
  • 30 spline
  • 1350 u-joint size
  • Outside snap ring design
  • 3.625″ snap ring span
  • 1.188″ cap diameter
  • Strap style
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Dorman – Rear Drive Shaft: Greaseable (Part No.976-891)

Rear Drive Shaft: Greaseable

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$671.99
Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
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Driveworks – Taper Bearing Cup (Part No.S-LM-501314)

Taper Bearing Cup

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$7.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Spicer – Center Support Bearing (Part No.211793-1X)

Center Support Bearing

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$88.99
Center Support Bearing

Yukon Gear – Yoke For GM 8.5" With A 1310 U/Joint Size (Part No.41086)

Yoke For GM 8.5" With A 1310 U/Joint Size

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$449.99
Yukon yoke for GM 8.5″ with a 1310 U/joint size. 3.219″ snap ring span, 1.062″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 8.5″
  • 30 spline
  • 1310 u-joint size
  • Outside snap ring design
  • 3.219″ snap ring span
  • 1.062″ cap diameter
  • Strap style
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Driveworks – Ball Bearing (Part No.S-HB-88107-A)

Ball Bearing

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$19.99
Value-priced bearing meets all cataloged application requirements.
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Motive Gear – Differential Gear Install Kit (Part No.GM12IK)

Differential Gear Install Kit

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$69.99


Product Features:
  • MINI INSTALL KIT GM 12BLT 8.875 TRUCK
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Yukon Gear – Adapter Sleeve Fro GM 8.6" & 9.5" Yokes To Use Triple Lip Pinion Seal (Part No.41150)

Adapter Sleeve Fro GM 8.6" & 9.5" Yokes To Use Triple Lip Pinion Seal

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$24.99
Product Features:
  • Fits GM 8.6″ and 9.5″
  • Sleeve to adapt standard yoke to use late model triple lip pinion seal
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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 – Standard Open Side Gear And Thrust Washer For 9.5" GM (Part No.33303)

Standard Open Side Gear And Thrust Washer For 9.5" GM

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$8.99
Standard open side gear thrust washer for 9.5″ GM.

Product Features:
  • Side gear thrust washer
  • Fits GM 9.5″
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Yukon Gear – Standard Open Cross Pin (0.795" Diameter) For 8.5" GM – Fits Some Eaton Positractions (Part No.33401)

Standard Open Cross Pin (0.795" Diameter) For 8.5" GM - Fits Some Eaton Positractions

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$49.99
Standard open cross pin (0.795″ diameter) for 8.5″ GM. fits some Eaton positractions.

Product Features:
  • Cross pin shaft for GM 8.5″ and 8.6″
  • Fits standard open differentials only
  • 0.795″ diameter
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Motive Gear – Differential Pinion Shim Kit (Part No.1118)

Differential Pinion Shim Kit

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$6.49


Product Features:
  • DANA PRELOAD SHIMS (D60 & D70)
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Yukon Gear – 14 Plate Duragrip Composite Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16064)

14 Plate Duragrip Composite Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron 'Vette

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$373.99
Product Features:
  • Clutch kit
  • Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
  • 14 piece kit
  • Composite clutches
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Powertrax – Lock Right Locker (Part No.1910-LR)

Lock Right Locker

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$376.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! 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!
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    Yukon Gear – Eaton Positraction Shim Kit For 9.5" GM (Part No.16059)

    Eaton Positraction Shim Kit For 9.5" GM

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    $47.99
    Eaton positraction shim kit for 9.5″ GM.

    Product Features:
    • Shim kit
    • Fits GM 9.5″ Eaton positraction
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    Yukon Gear – Grizzly Locker For GM 8.5" & 8.6", 30 Spline, 2.73 & Up (Part No.28035)

    Grizzly Locker For GM 8.5" & 8.6", 30 Spline, 2.73 & Up

    from

    $1153.99
    The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

    Product Features:
    • Fits GM 8.5″ and 8.6″ with 30 spline axles
    • 2.73 and up ratio only
    • Patented internal design reduces common locker failures
    • 8620 internals for added strength
    • Assembled in the USA
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    Pro-King – Differential Internal Nest Kit (Part No.742G717A)

    Differential Internal Nest Kit

    from

    $179.99
    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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    Yukon Gear – Redi Sleeve For GM 8.5", 9.5" & 8.2" Bop Yokes (Part No.30229)

    Redi Sleeve For GM 8.5", 9.5" & 8.2" Bop Yokes

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    $57.99
    8.5, 9.5, & 8.2 Buick, Oldsmobile, Pontiac GM REDI sleeve yoke saver.Yukon Mighty seal.

    Product Features:
    • Pinion Redi-sleeve
    • Fits GM 8.5″, 9.5″ and 8.2″ Buick, Oldsmobile and Pontiac
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    Yukon Gear – 10.5" GM 14 Bolt Truck Ring Gear Bolt (Part No.33051)

    10.5" GM 14 Bolt Truck Ring Gear Bolt

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    $10.99
    14T ring gear bolt 4.11 & down. 9/16″ x 18. 2.085″ overall length.

    Product Features:
    • Ring gear bolt for GM 10.5″ 14 bolt truck
    • 4.11 and down ratio
    • 1/2″ x 18 thread
    • 2.085″ overall length
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    Dorman – Spindle Nut (Part No.K1002831647DOR)

    Spindle Nut

    from

    $5.57
    Spindle Nut

    Popular 1991 Chevrolet G20 Drivetrains Categories

    1991 Chevrolet G20 Drivetrains

    You count on your 1991 Chevrolet G20 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 376 Drivetrains ranging in price from $1.99 to $1,374.99, you’re sure to find everything you need for your 1991 Chevrolet G20.

    Brands matter. If you want to shop a specific Drivetrains brand, we stock 19 different brands like Valvoline, Moog, and Felpro. 1991 Chevrolet G20 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 9,440 extensive product reviews on 1991 Chevrolet G20 Drivetrains. Some of the top-rated Drivetrains products we carry are Greaseable Super Strength Universal Joint with 4.2 stars and Bearings 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 1991 Chevrolet G20 below to get started!

    Top-Rated Drivetrains Brands For Your 1991 Chevrolet G20

    Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1991 Chevrolet G20 running right for years to come. In our inventory you’ll find brands like Valvoline, Moog, Felpro, and even more.

    Popular Powertrax Drivetrains

    You’ll find popular Powertrax brand products across Differentials. All are waiting to get your 1991 Chevrolet G20 back on the road. Some of the top-rated Powertrax products in these categories are:
    Grip LS Traction System
    from $503.99
    (1)
    Grip LS Traction System
    Differential Open Unit and Components

    FAQs for 1991 Chevrolet G20 Drivetrains

    What are the most purchased Drivetrains for the 1991 Chevrolet G20?

    Out of 376 Drivetrains for the 1991 Chevrolet G20, 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
    Universal Joint
    from $15.99
    (52)
    Universal Joint
    U-Joints

    What are the top-rated 1991 Chevrolet G20 Drivetrains?

    Top-rated Drivetrains for your 1991 Chevrolet G20 based on customer reviews/ratings are:
    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”
    Bearings
    from $16.99
    (39)
    Bearings
    “Perfect fit. Make sure you get your bearings completely filled with grease when reassembling your hubs.”
    Universal Joint Strap Kit
    from $11.99
    (35)
    Universal Joint Strap Kit
    “Fit on my 99 gmc sierra 1500 z71 perfect”