BUICK Differential & Rear-End Components

Mini Spool, MINI SPOOL GM 10 BOLT 8.2"

Part Number: RMG-XL-5135

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Special Order

Pinion Bearing, Rear, 1.875 in. i.d., Buick, Cadillac, Chevy, Chrysler, Dodge, Plymouth, Mitsubishi, Each

Part Number: TMK-M804049

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.08 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10635

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion

Part Number: MGR-GM75-323

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Axle Housing, Circle Track, Grand National, Ford 9 in., Fabricated, Mild Steel, 60 in Length, Each

Part Number: PE2-HNM300300

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36195

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Vent, Round Head Style, Plastic, White, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: OPG-C220128

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Differential Internals, Yukon Dura Grip or Eaton Positraction Internals for 8.5" GM with 28 Spline Axles, Kit

Part Number: YGA-16052

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pinion Spacer and Shims, Steel, GM, 8.875 in., Passenger Car, Kit

Part Number: RMG-040012S

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Pinion Crush Sleeves, Steel, GM, 8.5 in., 8.6 in., 8.75 in., Pair

Part Number: RNB-81057

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Differential Cover, 12-bolt, Aluminum, Polished, GM 8.875 in. Passenger Car, Each

Part Number: YGA-32101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12622

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ford 9 in. Axle Shafts, 1967-69 Camaro/Firebird 1968-74 Nova,Torino Flange, 1/2 in. -20 Studs, Pair

Part Number: DSR-070900DS

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Free Shipping
• Special Order

Differential Shaft Lock Bolt, Steel, Cadillac, Chevy, GMC, Ford, Mercury, Each

Part Number: RNB-81048

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each

Part Number: SPZ-17041

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential, Lock-Right, Locker, 26-Spline, GM, 7.625 in., Each

Part Number: PWT-1932-LR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $605.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Spider Gear Kits, Open Differential, GM 7.5/7.625 in., 26 Spline, Kit

Part Number: MGR-GM7-5BI

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Ring and Pinion Installation Kit, GM 8.2 in. BOP Axle, Rear, Kit

Part Number: SPZ-37054

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, EXCel, 4.11:1 Ratio, GM, 8.2 in., 10-Bolt, Set

Part Number: RMG-GM82411

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Spool, Mini, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-78-1028-1

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Differential Crush Sleeves, Steel, Fits with Aftermarket Ring and Pinion Set Only, Buick, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Each

Part Number: MGR-9785792

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, GM G-Body, 7.5 in., Each

Part Number: MSR-A102801-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping