ACE 900 XC

ATV secondary HD clutch spring - orange/purple 2 1/2" load 199 lbs 1 1/4" load 370 lbs Requires HD spring cap part number 1001009.

This is a Gen 2 style bearing 47mm non sleeved. Only works with sheaves that have previously had 47mm bearing.

STM tuner bolt kit, this is a generic bolt kit that will include all fasteners for the STM Tuner Secondary's listed below.. PN 1001034 replaces PN 1001035, PN 1001036, PN 1001050 and PN 1001082.  FITS  STM Gen 1 and Gen 2 ATV/UTV Tuner...

ATV Gen 2 helix fits our STM Gen 2 ATV secondarys (3-roller Design) 

Replacement bushings for the STM Supertip R-series weights and the P-series weights. These bushings get pressed in and reamed after installation. Reamers available as part # RMR in sizes .251, .248, .311, & .317. Purchase separately.

A heavy duty tool (also known as the grunt tool) that allows you to remove and install your spider. It will work on the primary clutch cover as well to hold it from turning while torqueing the clutch bolt. This tool works on all STM Rage 3 & 6...

Primary clutch .125 spring shim spacer 

For the 2015-2023 clutch housing cover update on the RZR XP1000 to run our secondary, the clutch housing cover needs to be spaced out for clearance. The kit can be used on 2014-2023 XP1000’s running the 2015-2023 clutch housing cover. This is a...

ONLY WORKS IN STM CLUTCHES  **Updated part # from 28ACS312** Sold in a per arm set. 1 pin and bushing set per arm is needed. Works with non-fixed style cam arms Non-Fixed Pin only works with cam arms that have a bushing.  Updated from...

Fastner kit comes with the following hardware:Supplied per arm: 2   - 7 gram tungsten inserts  16 - 1 gram washers  4   - O-rings  8  - M3 x 6 long screws  2  - set screws  Supplied per kit...

  40 Gram Base 3-Arm 40ATVX-3.5-3 (3.5 radius)  40 Gram Base 4-Arm 40ATVX-3.5-4 (3.5 radius) 45 Gram base 3-Arm 45ATVX3 is designed specifically for the STM Rage 3 only. 45 Gram base 6-arm 45ATVX-3 45 Gram base 8-arm 45ATVX-4 50 Gram base...

This part supersedes 2001016     STM Polaris ATV Tuner Secondary Belt removal tool  Thread size M10x1.25 Fits  2014-2020 Polaris XP-1000, 2012-2020 XP 900 tuner...