GM TH400 Forward Clutch and Direct Clutch Assembly w/ Carbon Fiber Clutches - Racing Speedmaster degree wheels are designed

Speedmaster degree wheels are designed for the normal rebuild

Increased piston apply feed holes

These rockers are precision-machined to ensure consistency and ratio accuracy and have a great looking anodized finish

greater resistance to tooth shear

self-service-able to easily change your stall speed right at home

GM TH400 Forward Clutch and Direct Clutch Assembly w/ Carbon Fiber Clutches - Racing Speedmaster degree wheels are designedThe Speedmaster forward drum and direct drum assembly are designed to withstand high horsepower with their upgraded 36 element sprag design and carbon fiber friction plate material. Speedmaster GM automatic transmission parts are manufactured using the highest quality materials for strength and durability.