Mark Williams Extreme Duty 4340 billet steel yokes offer ultimate strength for your pinion yoke which is a high stress area on any rear differential. This GM 12 bolt 8.875 1350 style yoke is designed to work with 30 spline pinion. All machining is done in relationship to the spline pitch diameter to ensure each yoke is symmetrical for balance and smooth operation.
This yoke is designed to be a direct replacement for factory length yokes.
Features
Fits GM 12 bolt
Fits C2 C3 Corvette 10 Bolt rear ends
30 spline yoke
High strength 4340 steel construction
Thru Hardened for ultimate strength
Black Oxide finished
1350 U-Joint
2.875" End of Pinion Yoke to U Joint Center (B dimension)