Replacement Parts

Adjustment nut thrust washer.

Tuner Belt Deflection shim Set Of 6. For 1.181" dia post Fits All Can Am ATV/UTV STM Tuners Gen 1 and Gen 2. WILL NOT WORK ON X3 or Defender  Polaris ATV Gen 2 Tuners  2015 XP900, 2016 Ace 900,...

Replacement button for the STM Gen 1 ATV tuner secondary and the STM Gen 2 snowmobile tuner secondary. This button replaces the roller.  Sold individually.

Movable Sheave Bushing for STM Diamond Drive Secondary  

Nylon spacer goes between the spring and helix cap to prevent wear. Use with KSS style springs and HD compression spring helix cover #1001067 and Cf-Moto secondary clutches 

Turner adjustment nut.

ATV/UTV Fixed Sheave

ATV/UTV Movable Sheave

Upgrade and convert your Tuner ATV driven into an adjustable torsion spring driven. This has seven adjustable positions on the spring cover and two different spring rates to choose from. Includes...

Replacement roller for the STM snowmobile Gen 1 roller covers, Arctic Cat roller covers and the Gen 1 ATV tuner secondary clutches. 

These are sold individually. 1 roller