1963-1982 GM 8.875" 12 Bolt Car - Positraction Differential Carrier Axle Spline Count::33 Spline Ring Gear Bolt Size: 11MM

Ring Gear Bolt Size: 11MM X 1

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1963-1982 GM 8.875" 12 Bolt Car - Positraction Differential Carrier Axle Spline Count::33 Spline Ring Gear Bolt Size: 11MMGM 8. 875" 12 Bolt Car Posi Differential Carrier Description Package Includes: (1) Limited Slip Positraction Carrier (Choose Ratio Above) *Note: The GM 8. 875" 12 Bolt Car Posi Differential is available for 30 and 33 spline axle shafts. Please select your axle spline count above. *Note: 12 bolt car applications have the following carrier breaks: 2. 73 & Numerically Lower, 3. 07 3. 90, and 4. 10 & Numerically Higher. Please select a carrier break above