STM tuner Secondary clutch (11.25") for High HP application
- Calculated at Checkout
STM tuner Secondary clutch (11.25") for High HP application.
Much better belt durability
much better performance both on trail and at race track.
BOTH STM clutches are on all our Pro mods and Pro stock turbo race sleds.
This secondary clutch does not come with an Helix or Spring.
Must Purchase Secondary spring and Secondary Helix