SCS Professional Series Quick Change Gear Set #28 HASZ14SM Booster: Annular

Booster: Annular

A tire too hard won't bite and a tire too soft may wear quickly or even ball up

and produce more low-end torque and horsepower

1977-1986 Chevrolet K30 Standard Cab Pickup

25" x 17" x 17"

SCS Professional Series Quick Change Gear Set #28 HASZ14SM Booster: AnnularSCS Professional Series Quick Change Gears are made from aircraft steel for maximum strength. Each gear has a shaved finish to minimize backlash and run out, and is broached for proper 10 spline shaft fit. The SCS Extra 5 step heat treating process yields maximum gear life for high stress applications such as big block Oswego Super Modifieds and World of Outlaws Sprint Cars. Gears have a black oxide finish, and the faces have been lightened to reduce