OLDSMOBILE Differential & Rear-End Components

Performance Mini Spool (GM 7.5 - 26 Spine)

Part Number: SDH-10015364

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Performance Mini Spool (GM 7.5 - 28 Spline)

Part Number: SDH-10015376

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Estimated Ship Date: Dec 18, 2025 if ordered today

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4WD Actuator GM

Part Number: SDH-10033321

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Rear Axle Shaft - Right & Left

Part Number: SVL-2022633

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Spider Gears, Side Gears, Cross Shaft Pin, 28 Spline, Open, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: SVL-2023876

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Rear Axle Shaft - Right & Left

Part Number: SVL-10004410

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Performance Mini Spool (GM 8.5 - 28 Spline)

Part Number: SDH-10015373

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Estimated Ship Date: Dec 17, 2025 if ordered today

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Mini Spool, MINI SPOOL GM 12 BOLT CAR

Part Number: RMG-XL-5145

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Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: PWT-LS231230

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Estimated Ship Date: Dec 8, 2025 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $799.99

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

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Bearing, Pinion, 1.625 in. Inside Diameter, Buick, Cadillac, Chevrolet, GMC, Olds, Each

Part Number: TMK-NP457992

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Estimated Ship Date: Nov 28, 2025 if ordered today

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65-70 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GB337TNBB

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crate Axle, 65-70 GM B-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Explorer Disc

Part Number: CUR-CR-GB335TEBB

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 7.2 in. IFS, Front, Kit

Part Number: MGR-R7-2RIFS

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900481

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in. O Axle, Rear, Kit

Part Number: MGR-R8-5OR

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, Master, GM 8.5 in. O Axle, Rear, Kit

Part Number: MGR-R8-5ORMK

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 7.2 in. IFS, Front, Kit

Part Number: MGR-R7-2RIFST

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Gear, Ring and Pinion, 5.57:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-7900311

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Pinion Bearing and Races, Differential Pinion Bearing, 8.2 BOP, GM, Kit

Part Number: MGR-R8-5PRTPK

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, Super Kit, Chevy 7.25 IFS, Kit

Part Number: MGR-R72RIFSMK

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in. O Axle, Rear, Kit

Part Number: MGR-R8-5ORT

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Installation Kit, GM, 10-Bolt, 8.2 in. Diameter Ring Gear, 27-Spline Pinion, Kit

Part Number: RMG-831040B

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Cross Shaft, Differential, Steel, GM, 12-Bolt, 8.875 in. Each

Part Number: RMG-8002691

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5 in., O Axle, 10-Bolt, 3 Series, Set

Part Number: RMG-4900501

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Estimated Ship Date: Dec 5, 2025 if ordered today

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65-70 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GB330TNBB

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Estimated Ship Date: Tomorrow if ordered today

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