OLDSMOBILE Differential & Rear-End Components

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

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Overhaul, GM, 8.2 in., Kit

Part Number: YGA-13068

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Installation Kit, GM 7.5 in., Rear, Kit

Part Number: RNB-697-102

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Estimated Ship Date: Dec 5, 2025 if ordered today

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USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Differential Inner Gear Kit; GM 7.5/7.6 - 26 Spline, Dura Grip Positraction

Part Number: SVL-10003707

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Direct Fit Axle Shafts, C-Clip Axle, Rear, Left or Right, 28-Spline, 1541H Alloy Steel, GM 8.5 in. 10-Bolt, Buick, Oldsmobile, Each

Part Number: MSR-A102808-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 30-spline Inner, 30.063 in. Length, Each

Part Number: MGR-MG1000

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Spider Gear Kit, Open, 26 Spline, Rear, GM 7.5 in., GM 7.6 in., Kit

Part Number: YGA-16048

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Differential master rebuild kit

Part Number: SKF-SDK321-MK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20084

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Estimated Ship Date: Monday 11/17/2025

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

Part Number: SPZ-58011

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Estimated Ship Date: Dec 1, 2025 if ordered today

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BEARING AND SEAL KIT

Part Number: TMK-DRK321MK

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Ring and Pinion Install Kit

Part Number: RMG-83-1088-1

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Estimated Ship Date: Monday 11/17/2025

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Ring and Pinion Gear Installation Kit, Differential Rebuild Master, GM 7.5/7.6 in., Kit

Part Number: NTN-NBRA320CMK

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Estimated Ship Date: Nov 17, 2025 if ordered today

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

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1019-1

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Axle Shaft, CV-Style, Replacement, Each

Part Number: AAZ-60-1014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

• Core Charge $3.00

Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12CRT

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Axle Shaft, 26-Spline, 30.50 in. Length, Buick, Chevy, Oldsmobile, Pontiac, 7.5 in., Rear, Each

Part Number: RMG-92-25125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Axle Shaft, Direct Fit, 1541H Alloy Steel, GM 8.5, 28-Spline, 30.437 in. Length, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MGR-MG27123

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Estimated Ship Date: Monday 11/17/2025

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Differential Inner Gear Kit; GM 8.5 - 30 Spline, Dura Grip or Eaton Positraction

Part Number: SVL-10028814

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Estimated Ship Date: Monday 11/17/2025

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Axle Shaft, Rear, 30-spline Inner, 5 x 5.00 in. Wheel Stud Pattern, 31.813 in. Length, Buick, Chevy, Each

Part Number: RNB-630-118

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Axle, Rear, 26-Spline, 30.5 in. Length, GM, 7.50 in. Axle, Each

Part Number: RNB-630-113

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Estimated Ship Date: Monday 11/17/2025

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RNB-697-100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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