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Chassis reference

GM corporate 8.5-inch 10-bolt Anti-Spin axle

rear axle · factory

Anti-Spin Rear Axle reference for the 1974 Oldsmobile Hurst/Olds W-30 455 1974 Oldsmobile Hurst/Olds W-30 455

Reference Details

Availability
factory
Limited-slip
Yes
Notes
The period test documents the 3.42 positraction configuration; exact ratio and axle code remain car-specific checks.
Ratio
3.23:1 with air conditioning or 3.42:1 without air conditioning
Type
rear axle

Cars With This Chassis Detail

1 linked car page.

Sources & Documentation