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Summit Racing SpeedCard - learn how to get 10% back up to $100

Save With Limited-Time Deals on Exterior Parts & Accessories Today!

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BUICK Differential & Rear-End Components

Showing In Stock Items. Show All 10 Items.

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Results 1 - 8 of 8

Powertrax No-Slip Traction Systems GM 8.875 Inch (12-bolt), Car/Truck 9207883005

Powertrax No-Slip Traction Systems GM 8.875 Inch (12-bolt), Car/Truck 9207883005

Powertrax No-Slip Traction Systems GM 8.875 Inch (12-bolt), Car/Truck 9207883005

Differential, No-Slip Traction System, 30-Spline, GM, 12-Bolt, Each

Part Number: PWT-92-0788-3005

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Richmond Gear Pro Gear Ring and Pinion Sets 79-0064-1 GM 8.875 in. (12-bolt) passenger car 4.88 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0064-1 GM 8.875 in. (12-bolt) passenger car 4.88 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0064-1 GM 8.875 in. (12-bolt) passenger car 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0064-1

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Powertrax No-Slip Traction Systems GM 8.2 Inch, BOP axle 9207822801

Powertrax No-Slip Traction Systems GM 8.2 Inch, BOP axle 9207822801

Powertrax No-Slip Traction Systems GM 8.2 Inch, BOP axle 9207822801

Differential, No-Slip Traction System, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each

Part Number: PWT-92-0782-2801

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Richmond Gear Pro Gear Ring and Pinion Sets 79-0074-1 GM 8.875 in. (12-bolt) passenger car 4.33 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0074-1 GM 8.875 in. (12-bolt) passenger car 4.33 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0074-1 GM 8.875 in. (12-bolt) passenger car 4.33 Gears

Gear, Ring and Pinion, 4.33:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0074-1

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Richmond Gear Pro Gear Ring and Pinion Sets 79-0029-1 GM 8.875 in. (12-bolt) passenger car 5.38 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0029-1 GM 8.875 in. (12-bolt) passenger car 5.38 Gears

Richmond Gear Pro Gear Ring and Pinion Sets 79-0029-1 GM 8.875 in. (12-bolt) passenger car 5.38 Gears

Gear, Ring and Pinion, 5.38:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-7900291

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS241230

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS241230

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS241230

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each

Part Number: PWT-LS241230

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Powertrax Grip Pro Traction Systems GM 8.875 Inch (12-bolt) GT231230

Powertrax Grip Pro Traction Systems GM 8.875 Inch (12-bolt) GT231230

Powertrax Grip Pro Traction Systems GM 8.875 Inch (12-bolt) GT231230

Differential, Grip Pro Traction System, 30-Spline, GM 8.875 in., 12-Bolt Car, Each

Part Number: PWT-GT231230

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 546033

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 546033

5 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS231230

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS231230

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS231230

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 3 Series Carrier, Each

Part Number: PWT-LS231230

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

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