2017

Set of 3 rollers.

ONLY WORKS IN STM WIDE PRIMARY CLUTCHES  Includes: 1 -  5/16 x 2 1/2" shoulder bolt with set screw dimple 1 -  1/4 - 20 Nyloc nut  

Cylinder Mount for the STM Pneumatic Primary Lock Up clutch   

8 arm snowmobile screw-on spider. Comes complete with rollers, buttons and 1st stage arms. 

 STM Tuner Secondary Gen 2 Fixed sheave assembly Complete with sheave, post, rollers, pins, pin retaining screws.   Fits 2016-2023 Polaris RZR XP 1000 2016-2022 XP 900 Does not fit...

Plunger bearing spacer for all Pneumatic Lockup clutches.

Adjustment nut.

Screw-on HD spider shim .03 thick. Fits STM 30, 33 and 35mm primary clutch with 1.875" dia post   Old part number - 25-30-35-HD-SO-03

Replacement movable sheave for the 2001255 Primary  includes bushing & snap ring (Part # 1001004)

Primary bolt washer for STM clutch support brace for 1/2" and 14mm bolts 

Tied Clutch Brace Secondary Retaining Washer For m10 Bolt

Bearing Block for the STM Pneumatic Primary Lock Up clutch