OLDSMOBILE 442 Differential & Rear-End Components

Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit

Part Number: ALY-352021

4.0 out of 5 stars ( 1 )

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Differential, Select-A-Loc, 28-Spline, GM, 8.5 in., 10-Bolt, Each

Part Number: AUB-545003

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Axle Assemblies, Stock Width, Ford 9 in., Black, 60.25 in. Flange to Flange, 31-Spline Axles, 1541H Alloy, Chevy,Buick, Oldsmobile, Pontiac, Kit

Part Number: ART-11249682

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Axle Assemblies, Narrowed, Ford 9 in., Black, 57.25 in. Flange to Flange, 31-Spline Axles, 1541H Alloy, Chevy,Buick, Oldsmobile, Pontiac, Kit

Part Number: ART-11249683

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SPACER

Part Number: PWT-6241066SEG

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Spring, SPRING,COMPRSN, .25D,250 LB/IN

Part Number: PWT-8011001ZAT

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Spring, SPRING,COMPRSN,15 LB/IN,IN, NS

Part Number: PWT-8021001ZBG

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Spring, SPRING,COMPRSN, 500 LB/IN,OUTR

Part Number: PWT-8031001ZAV

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Estimated Ship Date: Nov 24, 2025 if ordered today

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COUPLER

Part Number: PWT-5201001CJR

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Estimated Ship Date: Nov 24, 2025 if ordered today

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COUPLER

Part Number: PWT-5201004CJY

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COUPLER ASSEMBLY

Part Number: PWT-5201133CIS

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Pinion Spacer, SPACER, SOLID GM 12 BOLT SHORT

Part Number: RMG-04-0012-2M

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SLOTTED DRIVER

Part Number: PWT-424003DGE2

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Estimated Ship Date: Nov 24, 2025 if ordered today

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GEAR PINION 12 BOLT 8 7/8

Part Number: MGR-3880140

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Mini Spool, MINI SPOOL GM 10 BOLT 8.5"

Part Number: RMG-XL-5140

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1040-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Bearing Kit

Part Number: MGR-GM85PIK

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SPACER

Part Number: PWT-1920604SAJ

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4058

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37058

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-308A

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Axle Assemblies, Stock Width, Ford 9 in., Black, 59.38 in. Flange to Flange, 31-Spline Axles, 1541H Alloy, Chevy,Buick, Oldsmobile, Pontiac, Kit

Part Number: ART-11239682

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 26, 2025 if ordered today

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CONVERSION KIT for 8.2" CHEVY R&P+YOKE INTO A BOP DIFF

Part Number: YGA-41184

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Estimated Ship Date: Dec 5, 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: Nov 26, 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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