Yukon Gear Dura Grip For GM 12 Bolt Cars w/ 33 Spline Axles

Yukon Dura Grip case; GM 12 bolt car; 4 series

GM 12P DURA GRIP case, bare, 4.10 & up, 30 Spline & 33 Spline. (Part number YC GM12P-DG-4) This bare Dura Grip case features high-strength nodular iron construction and precision machining. It's ready to accept spider gears, clutches, and springs.

This bare Dura Grip case features high-strength nodular iron construction and precision machining. It’s ready to accept spider gears, clutches, and springs.

This bare Dura Grip case features high-strength nodular iron construction and precision machining. It's ready to accept spider gears, clutches, and springs.