BUICK 3.7L/225 Differential & Rear-End Components

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

Part Number: RMG-6903781

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Estimated Ship Date: Monday 7/21/2025

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 3 Series, Set

Part Number: RMG-6903061

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/21/2025

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 29.625 in. Length, Each

Part Number: MGR-MG1010

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Estimated Ship Date: Monday 7/21/2025

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Axle Assembly, 59-64 Chevy B-Body, Rear, Centurion 9-inch, 31-Spline, 5 x 4.75 in. Bolt Pattern, Housing & Axle Kit

Part Number: CUR-CE-GMB5964X

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6900321

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC373T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 7/21/2025

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 7/21/2025

Gear, Ring and Pinion, 3.55:1 Ratio, 27 Spline, 8.2 in. BOP Axle, Set

Part Number: YGA-24504

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Estimated Ship Date: Aug 20, 2025 if ordered today

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Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L

Part Number: MGR-GM12BI

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Estimated Ship Date: Monday 7/21/2025

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Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., BOP Axle, Each

Part Number: YGA-32015

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

Pinion Bearing, 1.187 in. Inside Diameter, Each

Part Number: TMK-M86649

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/21/2025

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC410T

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Pinion Bearing, 1.437 in. i.d., BMW, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Mercedes-Benz, Volvo, Each

Part Number: TMK-HM89449

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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: Monday 7/21/2025

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

Part Number: PWT-LS241230

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Estimated Ship Date: Monday 7/21/2025

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Axle Assembly, 9 in. Alloy Steel, 1541H Alloy Steel Axles, 31 Spline Axles, GM, Each

Part Number: CUR-CE-GMA6466X

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 12-Bolt Car, 3 Series, Set

Part Number: RMG-4900401

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 15, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, Standard Rotation, 8.20 in. Diameter, GM, BOP, Set

Part Number: MGR-BP882411

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, GM 8.2 in., BOP Axle, Each

Part Number: YGA-32120

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Bearing Race, Differential Pinion, 2.531 in. Outside Diameter, Each

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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: Monday 7/21/2025

Gear, Ring and Pinion, 3.55:1 Ratio, GM, 8.2 in., B or P Axle, 10-Bolt, 3 Series, Set

Part Number: RMG-4900821

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Estimated Ship Date: Monday 7/21/2025

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC456

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 8.2 in., BOP, Set

Part Number: YGA-24505

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Estimated Ship Date: Monday 7/21/2025

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