Ranger XP1000 Northstar Ult Trailboss

These are designed for the STM Rage 3VL 2016-2017 RZR XP-Turbo primary clutch. They have the capability adding 32 grams per arm for adjustment.  This design allows the option of adding large quantity of weight to three different areas on both sides...

Spider retaining nut STM Rage Primary Clutches 

STM Tuner Secondary Dual Compression Spring  Helix Cover to be used with the KSS style springs with ps , works with HXATV , HXATVG2 and HXSM2S helix's.  ONLY works on secondary's with a 1.500" diameter post.    Comes complete...

This compression tool will allow you to change weights in your STM primary clutch without removing it from the crank. Simply remove the belt and clutch bolt, screw in the thread rod with the plastic cup and tighten the nut to collapse the sheaves...

Bushing Retaining Clip.

STM Tuner Secondary Base Tool will sit on your bench and works great for removing and installing the helix and spring along with changing belt deflection.

Replacement primary M14 retaining washer and steel wedge lock washer (91074A134) for STM primary clutches purchased on or after 2/25/2020 for Polaris RS1, XP-turbo and Pro all models 

ATV spider shim .060.   supercedes or replaces C166597.

Replacement sheave for the STM  Tuner Secondary clutch   Fits All STM Z1/Apex conversion secondary's Polaris XP-Turbo  Polaris RS1 2019 Polaris Ranger XP-1000 Comes with bushing and bushing retaining clip installed  

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...

Replaces part #2001226

The spanner tool works with the STM torsional Spring Cover PN1001078