

STM ATV helix cover to be used with the PS or KSS style springs.
Original part#'s were 1001007 and 1001009 and has been updated to fit both HD and non-HD springs.
If you have a question on if this is the correct fitment for your STM secondary clutch. Give us a direct reach! 315-530-2512 Monday - Friday / 10am - 6pm