CHEVROLET Chevy big block Mark IV Dorman Transmission & Drivetrain

Axle Shaft, Rear, 30-spline Inner, 31.281 in. Length, GM 8.75 in., GM 8.875 in. Truck, Chevy, GMC, 4WD, Designed for 2.795 in. OD Bearing, Each

Part Number: RNB-630-105

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

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Gear, Ring and Pinion, 4.11:1 Ratio, GM 8.25 in., Set

Part Number: RNB-697-359

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.25 in., Set

Part Number: RNB-697-358

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Axle, Rear, 28-Spline, 31.375 in. Length, Chevy, GMC, 8.5 in. Axle, Each

Part Number: RNB-630-125

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Axle, Rear, 30-Spline, 31.313 in. Length, Chevy, GMC, 8.875 in. Axle, Each

Part Number: RNB-630-128

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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