1966 Pontiac Grand Prix Differentials

Essential 1966 Pontiac Grand Prix Differentials

Yukon Gear – Pinion Install Kit For GM 8.2" Differential For Buick, Pontiac, And Oldsmobile (Part No.13068)

Pinion Install Kit For GM 8.2" Differential For Buick, Pontiac, And Oldsmobile

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$259.99
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, 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 8.2″ Buick, Oldsmobile and Pontiac
  • 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 – Carrier Installation Kit For GM 8.5" Differential With HD Bearings (Part No.57009)

Carrier Installation Kit For GM 8.5" Differential With HD Bearings

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$151.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.5″ differential with HD bearings for large journal carrier. This kit contains carrier bearings, races and shims. This kit is used in 8.5″ differentials using a Yukon Dura Grip, Eaton posi, ValueTrac, True Trac, Pro-Series Auburn, Detroit Locker or standard carrier with large bearing journals.

Product Features:
  • Fits GM 8.5″ with aftermarket positraction
  • Works with Heavy Duty Bearings
  • Includes carrier bearings and races and “super” carrier shim kit
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USA Standard Gear – Ring & Pinion "Thick" Gear Set For GM 7.5" In A 3.42 Ratio (Part No.36196)

Ring & Pinion "Thick" Gear Set For GM 7.5" In A 3.42 Ratio

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$354.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 7.5″ and 7.6″
  • 7.50″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.42 ratio
  • Thick gear for 3.23 and down carrier
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Pro-King – Differential Rebuild Kit (Part No.742G004)

Differential Rebuild Kit

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$82.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:
  • Contains the highest quality Japanese bearings
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Driveworks – Taper Bearing Set (Part No.S-A-5)

Taper Bearing Set

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$10.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Yukon Gear – 63-64 Oldsmobile Dropout Pinion Seal (Part No.30179)

63-64 Oldsmobile Dropout Pinion Seal

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$67.99
63-64 Oldsmobile dropout pinion seal.Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Fits 1963-1964 Oldsmobile dropout
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

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$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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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

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$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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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

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$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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Yukon Gear – The Carrier Bearing Puller (Part No.56072)

The Carrier Bearing Puller

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$883.99
The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
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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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    Powertrax – Grip LS Traction System (Part No.LS231230)

    Grip LS Traction System

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    $480.99
    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!
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    Yukon Gear – Chrome Cover For 8.6", 8.5" And 8.2" GM Rear (Part No.32017)

    Chrome Cover For 8.6", 8.5" And 8.2" GM Rear

    from

    $72.99
    Chrome cover for 8.6″, 8.5″ and 8.2″ GM rear.

    Product Features:
    • Fits GM 8.2″, 8.5″ and 8.6″
    • Chrome
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    Motive Gear – Differential Pinion Shim Kit (Part No.1100)

    Differential Pinion Shim Kit

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    $7.49
    High-quality Differential Component Shim

    Product Features:
    • SHIM KIT FITS-8.25-F7.5-AMC20-GM0
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    Yukon Gear – Ring Gear Bolt (Part No.33049)

    Ring Gear Bolt

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    $6.99
    Ring gear bolt for GM 7.5″, 7.6″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ & 8.6″ IRS. 7/16″ x 20.

    Product Features:
    • Ring gear bolt for GM 7.5″, 7.625″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ and 8.6″ IRS
    • 7/16″ x 20
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    Dorman – Rear Axle Shaft, Left or Right (Part No.630-142)

    Rear Axle Shaft, Left or Right

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    $281.99
    Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

    Product Features:
    • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
    • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
    • Durable construction – designed to rigorous standards and tested to ensure performance
    • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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    Yukon Gear – Bearing Race Driver (Part No.56016)

    Bearing Race Driver

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    $188.99
    Bearing race driver. No return.

    Product Features:
    • Bearing race driver
    • Fits HM89210 race
    • All steel construction
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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

    from

    $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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    Yukon Gear – Crush Sleeve Eliminator Kit For GM 7.5" & 8.2" (Part No.55047)

    Crush Sleeve Eliminator Kit For GM 7.5" & 8.2"

    from

    $52.99
    Product Features:
    • Crush sleeve eliminator kit for GM 7.5″, 7.625″ and 8.2″
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    Driveworks – Taper Bearing Cone (Part No.S-M-86649)

    Taper Bearing Cone

    from

    $8.79
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
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    Yukon Gear – Conversion Kit (Part No.41184)

    Conversion Kit

    from

    $249.99
    Product Features:
    • Fits GM 8.2″ Buick, Oldsmobile and Pontiac
    • Adapt GM gears for BOP housing
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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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    Motive Gear – Differential Gear Install Kit (Part No.GM7.5IK)

    Differential Gear Install Kit

    from

    $49.99


    Product Features:
    • MINI INSTALL KIT GM 7.5
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    Motive Gear – Differential Gear Install Kit (Part No.GM12IKC)

    Differential Gear Install Kit

    from

    $64.49


    Product Features:
    • MINI INSTALL KIT GM 12BLT 8.875 CAR
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    Yukon Gear – 3/8" Ring Gear Bolt Washer For GM 12 Bolt Car & Truck, 8.2 Bop & More (Part No.33347)

    3/8" Ring Gear Bolt Washer For GM 12 Bolt Car & Truck, 8.2 Bop & More

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    $4.99
    3/8″ ring gear bolt washer for GM 12 bolt car & truck, 8.2 BOP & more.

    Product Features:
    • Ring gear bolt washer for GM 12 bolt car and truck, 1955-1964 passenger car, 1963-1979 Corvette and 8.2″ Buick, Oldsmobile and Pontiac
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    Motive Gear – Differential Carrier Shim Kit (Part No.1101)

    Differential Carrier Shim Kit

    from

    $8.49
    High-quality Differential Carrier Shim Kit

    Product Features:
    • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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    Pro-King – Shim Kit (Part No.741A200)

    Shim Kit

    from

    $19.99
    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 – Spider Gear Set For GM 7.5" & 7.625" Dura Grip Posi, 26 Spline (Part No.16116)

    Spider Gear Set For GM 7.5" & 7.625" Dura Grip Posi, 26 Spline

    from

    $279.99
    Yukon spider gear set for GM 7.5″ & 7.625″ Dura Grip posi, 26 spline. This kit does not include clutches. This kit fits Yukon Dura Grip ONLY.

    Product Features:
    • Spider gear kit
    • Fits GM gm 7.5″ with 26 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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    1966 Pontiac Grand Prix Differentials

    Maybe you’re in the middle of a full rebuild of that 1966 Pontiac Grand Prix. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 56 different Differentials in our inventory ranging from $4.99 to $883.99. That means you can find the exact parts or products you need to keep that 1966 Pontiac Grand Prix running smoothly.

    Differentials are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 1966 Pontiac Grand Prix. National, Yukon Gear, and Motive Gear are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

    We know you’ll find the perfect Differentials for your 1966 Pontiac Grand Prix, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

    So if you’re in the market for aftermarket Differentials to keep your 1966 Pontiac Grand Prix rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

    Differentials Brands To Make Your 1966 Pontiac Grand Prix Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1966 Pontiac Grand Prix demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Grand Prix the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Felpro Differentials

    We carry Felpro parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 1966 Pontiac Grand Prix, our most popular Felpro Differentials include:
    Differential Cover Gasket
    from $11.49
    (1)
    Differential Cover Gasket
    Rear Differential Cover Gaskets

    Top 1966 Pontiac Grand Prix Differentials from National

    National products are another trusted brand when it comes to Differentials for your 1966 Pontiac Grand Prix. Popular National parts include:
    Bearings
    from $16.99
    (25)
    Bearings
    Differential Bearings

    FAQs for 1966 Pontiac Grand Prix Differentials

    What are the most purchased Differentials for the 1966 Pontiac Grand Prix?

    Out of 56 Differentials for the 1966 Pontiac Grand Prix, the most popular in our inventory are:
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil
    Differential Pinion Nut
    from $8.49
    (1)
    Differential Pinion Nut
    Differential Pinion Shaft Nuts
    Bearings
    from $38.49
    This product is not rated
    Bearings
    Front Differential Pinion Bearings