RR Torsion Arm, Offset 2", 7/8" x 11-1/2", 600cc micro sprint Body or 4 bolt hubs

or 4 bolt hubs

Fits the EVO stock throttle body conversion

The high and low speed valvings are just as important as the stamped 0

Designed for easy entry and exit from the race ca

Click the Configure button to specify our fully customizable FK Shock Selector

RR Torsion Arm, Offset 2", 7/8" x 11-1/2", 600cc micro sprint Body or 4 bolt hubsHyper Racing # 40 172HD This is a heavy duty " thick torsion arm. This arm provides more offset to move the right rear bearing carrier out. This is generally needed for use with longer paddles (12" & 13"). It also depends on which Jacob's Ladder frame tab hole the paddle is mounted to. Redesigned in 2017, the X4, X6, & X7 Hyper rear torsion arms are now designed with two shock mounting holes. The idea for the new hole, which is closer to the shackle