2017

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

STM Gen 2 Tuner Secondary Finned Fixed Sheave Assembly comes with sheave part# 1001116  post part# 2001008 , rollers, pins, pin screws   Fits Polaris Models 2015 XP900 2016 Ace 2015-2019 Ranger XP900            ...

For Stock Polaris XP-Turbo Primary option only

Made from forged 7075. Comes assembled complete with rollers and buttons.  Rollers and buttons are replaceable.  We also have a grunt tool that can be purchased separately part#1001020.