DMI 7/8" X 26" X .600 Torsion bar, Hollow Wheels 5" helper springs

5" helper springs

Hyper Racing # 39-260

3 valving on rebound and 3 valving on compression

Hyper Racing # 407-0737

Hyper Racing # 146-991

DMI 7/8" X 26" X .600 Torsion bar, Hollow Wheels 5" helper springsHyper Racing # 405 600 DMI's T Rex Hollow 7 8" x 26" Bars are made from 4340 steel and adhere to the same stringent standards that their popular full size sprint car bars are made to. They are heat treated first and machined after for more consistency. When the bar is heat treated after machining, the different thicknesses in material can cool at different rates leading to areas of different hardness and inconsistent sprint rates. Other bar