Jackshafts

The STM HD jackshaft is a direct replacement upgrade for the stock 2012-2014 ProCross 800 jackshaft. If used on  2012-14 1100 it will loose reverse. This shaft allows the use of 15 wide (7/8") HYVO chain and gears.

The STM HD jackshaft is a direct replacement upgrade for the 2015 ProCross 800 jackshaft. Will also fit the 2015 ProCross 1100 but you will loose reverse. Allows for use of 15 wide (7/8") HYVO gears and chain 

This jackshaft speed sensor pickup requires a 5/16 bolt to mount and a sensor from digi-Key part# 480-2807-nd. For use with the Data logging ecu's (ex: Vipec) this sensor will give you accurate jackshaft speeds for optimal tuning for trying to obtain...

The STM HD Jackshaft is a direct replacement upgrade for the 2015 ProCross 1100 Jackshaft with reverse.  Replaces OEM part# 2602-765

This is a conversion jackshaft to be able to run aftermarket secondary clutches with a 1" dia. post with 1/4" keyway. Fits 2017-2018 850 Etec