OLDSMOBILE Differential & Rear-End Components

Rear Axle Shaft Left Side

Part Number: RNB-630-603

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 26-Spline, Buick, Chevy, Oldsmobile, Pontiac, 7.5 in., Pair

Part Number: MSR-A102601

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Rear Axle Shafts

Part Number: RNB-630-604

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Axle Shaft, Rear, 28-spline Inner, 5 x 4.75 in. Wheel Stud Pattern, 30.438 in. Length, Buick, Chevy, GMC, Each

Part Number: RNB-630-142

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Drive Axle Shaft Assembly, Front Axle Shaft Assembly

Part Number: RNB-630-417

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Differential Ring and Pinion Set

Part Number: RNB-697-304

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Estimated Ship Date: Dec 5, 2025 if ordered today

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GEAR KIT-DIFF RING & PINION

Part Number: NAL-23145791

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM 8.25 in., Set

Part Number: RNB-697-804

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Axle Shaft, 28-Spline, Buick, Chevy, GMC, Oldsmobile, 8.0 in., Passenger Side Rear, Each

Part Number: RMG-92-25183

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-GM75390TK

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Estimated Ship Date: Dec 5, 2025 if ordered today

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

Part Number: RMG-12BC410

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Gear, Ring and Pinion, 5.86:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6900371

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Gear, Ring and Pinion, 5.38:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6900351

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-6903261

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Estimated Ship Date: Dec 5, 2025 if ordered today

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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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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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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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