Buick GS 400 Differentials

Your One-Stop Shop For Trusted Buick GS 400 Differentials

If you’re in search of Buick GS 400 Differentials aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 53 Differentials from top brands with prices ranging from $5.99 to $1,566.99.

Beyond great prices, we stock trusted brands manufacturing all types of Differentials for your Buick GS 400.

And don’t forget to read customer reviews across all Differentials categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Differentials have to cost top dollar, and we prove it. Browse our top Buick GS 400 Differentials below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential Buick GS 400 Differentials

ARP Auto Racing – For Use With General Motors, 0.800" Head L, 3/8" – 24 Thread Size, Chrome Moly (Part No.230-3001)

For Use With General Motors, 0.800"  Head L, 3/8" - 24 Thread Size, Chrome Moly

from

$47.99
The tremendous shock loads generated at launch by most any drag racing vehicle equipped with todays sticky tire compounds or the acceleration and deceleration of oval track cars put considerable strain on the ring gear. For this reason, the fastener experts at ARP have developed the Pro Series ring gear bolts. They are forged from premium grade 8740 chrome moly steel and are heat treated to a nominal rating of 200,000 PSI tensile strength. Specially hardened, precision ground washers are included where required. Available to fit most any ring gear setup ranging from popular 9 Inch Ford GM 10 and 12 bolt rear ends to the beefy strange differentials found in top fuel and funny car applications.

Product Features:
  • Forged From Premium Grade 8740 Chrome Moly Steel
  • Heat Treated
  • Nominally Rated At 200,000 Psi Tensile Strength
  • Specially Hardened, Precision Ground Washers
  • 3/8″-24 RH Thread Size
  • 0.8″ Underhead Length
  • 200,000 PSI
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Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT5)

Bearing - TRB (Tapered Roller Bearing)

from

$21.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Felpro – Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket (Part No.RDS 55029)

Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket

from

$8.49
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
  • 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 Bearing Kit – Koyo (Part No.R8.5PR)

Differential Bearing Kit - Koyo

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$94.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • BRG & SEAL KIT-10 BOLT “P” AXLE
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Richmond Gear – Differential Cross Shaft (Part No.80-0269-1)

Differential Cross Shaft

from

$64.99
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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National – Shaft Repair Sleeve (Part No.99170)

Shaft Repair Sleeve

from

$46.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
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Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil With Posi Additive (Part No.15003)

3 Qt - 80W90 Conventional Gear Oil With Posi Additive

from

$57.99
3 Qt. Penzoil 80W90 conventional gear Oil. W/ bottle of Posi additive.

Product Features:
  • Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive
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National – Tapered Roller Bearing Cone (Part No.M804049)

Tapered Roller Bearing Cone

from

$34.99
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
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Motive Gear – Pinion Nut (Part No.1260823)

Pinion Nut

from

$9.29
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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Motive Gear – Differential Crush Sleeve (Part No.3954480)

Differential Crush Sleeve

from

$5.99


Product Features:
  • CRUSH SLEEVE 12 BLT CAR
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Powertrax – No-Slip Traction System (Part No.9207883005)

No-Slip Traction System

from

$551.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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    Richmond Gear – RngPnnInstlKt (Part No.83-1019-B)

    RngPnnInstlKt

    from

    $39.49
    RngPnnInstlKt

    Felpro – Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket (Part No.RDS 55009)

    Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket

    from

    $9.29
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
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    Motive Gear – Differential Pinion Shim Kit (Part No.1100)

    Differential Pinion Shim Kit

    from

    $7.99
    High-quality Differential Component Shim

    Product Features:
    • SHIM KIT FITS-8.25-F7.5-AMC20-GM0
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    Motive Gear – Differential Pinion Shim Kit (Part No.1104)

    Differential Pinion Shim Kit

    from

    $12.99


    Product Features:
    • KIT SHIM
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    Motive Gear – Differential Carrier Shim Kit (Part No.1101)

    Differential Carrier Shim Kit

    from

    $8.99
    High-quality Differential Carrier Shim Kit

    Product Features:
    • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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    Motive Gear – Differential Mini Spool (Part No.MS10C-28)

    Differential Mini Spool

    from

    $98.99


    Product Features:
    • MINI SPOOL GM 10 BOLT 8.2″ 28 SPLINE
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    Richmond Gear – MiniSpool (Part No.78-1230-1)

    MiniSpool

    from

    $151.99
    MiniSpool

    Richmond Gear – RngPnn (Part No.49-0113-1)

    RngPnn

    from

    $344.99
    RngPnn

    Richmond Gear – RngPnn (Part No.79-0029-1)

    RngPnn

    from

    $513.99
    RngPnn

    Motive Gear – Differential Mini Spool (Part No.MS12C)

    Differential Mini Spool

    from

    $108.99


    Product Features:
    • MINI SPOOL GM12 BOLT CAR & TRUCK STRANGE # 088430
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    Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

    Bearing Race Driver Set, 21 Piece

    from

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

    Product Features:
    • Bearing race driver set
    • 21 pieces
    • All steel construction
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    Differentials Brands You Can Trust For Your Buick GS 400

    9 trusted brands of Differentials line our shelves, ready to help keep your Buick GS 400 running smooth. Below are some of the most popular brands and their top Differentials offerings:

    Top Buick GS 400 Differentials from National

    Your Buick GS 400 will be purring again thanks to National brand Differentials available for online order or in-store pick up. Popular National parts include:
    Multi-Purpose Bearing
    from $16.99
    (25)
    Multi-Purpose Bearing
    Differential Bearings
    Multi-Purpose Bearing
    from $27.99
    (1)
    Multi-Purpose Bearing
    Differential Bearings

    Most Purchased Buick GS 400 Differentials from Yukon Gear

    When you buy the most frequently purchased Yukon Gear brand Differentials, you can be confident it will be the right part for your Buick GS 400. Here are the Yukon Gear Differentials Advanced Auto customers buy the most:
    3 Qt - 80W90 Conventional Gear Oil With Posi Additive
    from $57.99
    This product is not rated
    3 Qt – 80W90 Conventional Gear Oil With Posi Additive
    Differential Oil
    Multi-Purpose Bearing
    from $16.99
    (25)
    Multi-Purpose Bearing
    Differential Bearings
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil

    FAQs for Buick GS 400 Differentials

    What are the most purchased Differentials for the Buick GS 400?

    Out of 53 Differentials for the Buick GS 400, the most popular in our inventory are:
    3 Qt - 80W90 Conventional Gear Oil With Posi Additive
    from $57.99
    This product is not rated
    3 Qt – 80W90 Conventional Gear Oil With Posi Additive
    Differential Oil
    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 Carrier Shim Kit
    from $8.99
    (3)
    Differential Carrier Shim Kit
    Differential Carrier Shim Kits

    What are the top-rated Buick GS 400 Differentials?

    Top-rated Differentials for your Buick GS 400 based on customer reviews/ratings are:
    Differential Pinion Shim Kit
    from $7.99
    (1)
    Differential Pinion Shim Kit
    “good product”
    Pinion Nut
    from $9.29
    (1)
    Pinion Nut
    “Said it fits 62 Corvette on website, this nut is 7/8-14 thread and the one that fits is 7/8-16 thread. Wrong info on site set me back a week getting t”