Stock Secondary Clutch Helixes

2016 STM Arctic Cat Team "Boss" Secondary Full Progressive STM Helix. Many angles available or custom angles are available for an additional fee (call for details).  The angles shown are equivalent to "Team" based angles. Comes with bushing and...

Convert your Team secondary into a torsional spring set-up. The idea of torsional springs is to offer quicker smoother back shift, cooler belt temps, faster acceleration, longer belt life, and stronger more constant up shift with tension...