2020

ATV Primary Fixed Sheave Gen 2 contains fixed sheave part# 3001010 and post part# 3001004 assembled. This sheave is only for the 3S or 3P Can-Am options.

Cover screw set for the STM snowmobile and some ATV/UTV Rage 4 and 8 primary clutches.   1/4-20x1 1/4 HHFS set of 8 for non-counter bore cover. Torque to 125 in/lbs.

Pneumatic clutch button head Hex drive screw 10-32 x 1.5 BHCS

Plunger shaft for the STM Pneumatic Primary Lock Up clutch   

Set of 3 rollers.

This is the updated replacement part for part# 1001015. Made from forged 7075. Comes assembled complete with rollers and buttons.  Rollers and buttons are replaceable.  We also have a grunt (spider) tool that can be purchased separately...

Includes: 1 pin 1/4"x 1.5"  2 set screws 5/16"x3/8"

New improved two-way bearing design. The main shaft bearing is now smaller with a 47mm outside diameter allowing a lower initial takeoff ratio than our past design. Allows tighter belt deflection and smoother transmission shifting. Click here to order...

Made from billet aluminum. Comes assembled with rollers and buttons. 

Pneumatic Primary clutch puller for the STM Pneumatic Primary Lockup clutch for 2017 Yamaha Sidewinder, 2017 Arctic Cat Thunder Cat, all Skidoo, Can-Am X3 and RZR XP Turbo. PNEUMATIC CLUTCHES ONLY! M14*1.5 x 9 3/4"  

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...

This a a complete adjustable cam arm weight set for the stock primary clutch on the Can-Am X3 and Defender primary clutches  They have the capability to add grams of weight to each arm for adjustment.  The design gives the option to addi a...