Sheaves

For STM Gen 2 Tuner Secondary ONLY. Movable Sheave with 2408 bushing and bushing retaining screws 

Replacement Fixed sheave and post assembly for STM Gen 2 Tuner Secondary's>  Includes 4001062 fixed sheave & 7001010 post for Ski-Doo E-Tech      

Replacement Fixed Sheave & Post for the STM Gen 1 tuner secondary Yamaha Apex/RX1 

Replacement Fixed sheave and post assembly for STM Gen 2 Tuner Secondary's  Fits  2016-20 Arctic Cat 8000 series snowmobiles        MH3-16-20

Replacement movable sheave for the STM Gen 1 Tuner Secondary Arctic Cat Diamond Drive.  Includes:  # 4001058 Movable sheave   # 1001057 Post qty 3 # 1001061 Lock nut 5/16-18 Qty 3 # 1001063 Post screw 5/16-18 x 3/4" BHCS Qty 3 #...