2017

STM clutch support brace designed to tie the primary and secondary together to prevent shaft flexing for improved performance and belt life.  WORKS WITH STM PRIMARY AND SECONDARY ONLY  REQUIRES MODIFICATIONS TO CLUTCH HOUSING TO COVER CLUTCHES...

ONLY WORKS IN STM CLUTCHES  Sold each set. 1 pin and bushing set per arm is needed. Only for .470 wide cam arms with 8mm AXI 1001709 bushings.   Includes:  2 -  1001324 Inner bushings for 1/4" pins  2 -...

ONLY WORKS IN STM CLUTCHES  Sold each set. 1 pin and bushing set per arm is needed. Only for .470 wide cam arms with 8mm AXI 1001709 bushings.   Includes: 2 -  1001732 inner bushings for 8mm pins 2 -  1001328 outer washer...

A non fixed bushing style arm incorporating our signature style of adjustability to offer the most tuning capabilities available. Each arm needs our 1001709 bushings for the 8mm Non fixed .470 wide pin style rage primary 

For use with adjuster nut Sku: 1001717

Turner adjustment nut with 1/4"-20 tapped holes to use a bolt to open the secondary while leaving the adjust nut in place. Must be used with adjuster nut washer Sku: 1001716

POLARIS RAGE BILLET PRIMARY  MUST BE USED WITH THE STM TUNER DRIVEN FOR BEST RESULTS!  Click here to order parts from a clickable parts breakdown -#2001194! New improved two-way bearing design. The main shaft bearing is now smaller with...

STM HD compression spring helix cover to be used with the KSS style springs, works with HXATV , HXATVG2 and HXSM2S helix's.  ONLY works on secondary's with a 1.500" diameter post.    Comes complete with  Qty 1 - 2408 Bushing for 1...

The 24FDU558 bushing is a replacement bushing for some STM tuner secondary Dual Spring Caps sku: 1001676 applications. 

Polaris XP-1000 Wide Belt ConversionConvert xp-1000 machines to be able to utilize XP-Turbo bigger belts   WILL NOT FIT UNDER STOCK CLUTCH HOUSING!!  Weights and spring sold separately.  Uses TRA or PS style springs.  This clutch is...

The 24FDU13 bushing is a replacement bushing for some STM tuner secondary movable sheave applications. 

Replacement sheave for the STM  Tuner Secondary clutch Superseded part to replace sku: 2001062   Fits All STM Z1/Apex conversion secondary's Polaris XP-Turbo  Polaris RS1 2019 Polaris Ranger XP-1000 Comes with flanged...