ACE 900

STM Tuner Secondary roller pin (pull dowel)  Sold individually 

Bushing comes with VH131 retaining clip.

This bushing works with the sleeved bearing style ATV clutches and some 35mm snowmobile clutches and STM Primary Assembly Part# 1001603. Includes retaining clip.

Qty 1 .570 wide Replacement bushing for the STM Supertip cam arm . will require reaming after press  Fits  STM  Supertip Yamaha Y, YS, YX and YXE style cam arms that fit the stock 8mm pins.  (Ream after press .316 reamer is...

ATV Rage 3 and 6 primary cover screw set. Includes:  6 - ¼ x 20 x 3/4 BHCS

Pin roller kit for 3 and 6 arm spider.  NOT FOR USE IN 3VL PRIMARY CLUTCHES! for 3vl pin roller kits please Click Here  This kit includes new buttons, rollers with composite style bushings, and spider pins. Also used as a replacement for...

These are sold individually. 1 roller

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

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...

Sold individually. Clutch requires 2 washers. Works only with bearing 1001675 Required to convert from bearing part# 1001000

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...

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.