At Crazy Mountain Motorsports, our motto is “Relentless Dedication to Perfection.” We engineer and build the highest quality back-country machines for the most demanding back-country rider. We too are avid back-country adventurers who like to take advantage of all that the mountains have to offer. We want to see what is on the other side of the ridge, what is beyond the next creek bottom and what is hiding behind those trees. We know you do too and that is why we build the equipment necessary to get you there and back.

Big day here at CMX!!! After many months of designing, waiting on tooling, production and then truck freight from NY to MT…we finally have a real CMX Track. The 120’s are here. 129’s and 137’s to follow in a few weeks. The lug stiffness feels perfect! Going fast – order yours today. RIDE THE BEST – CMX   See pictures in gallery
CMX Kit Features: Modular chassis design for easy part replacement if you damage it. CMX Belt Drive – Right hand side to balance power delivery. Aluminum Jackshaft and Trackshaft. Aluminum Sprockets – (no splines to wear out and fail) 14″ of travel in the rear suspension. ZBROZ Coil Over Shocks. CMX/Iceage rails. Fits most off-road motorcycles.
Track lengths available 120″ – 129″ – 137″ (2.5″ center lugs with 2″ outer lugs.)

Get your orders in now for Fall delivery. For more information about your new CMX, please contact us by phone 406-686-4921 or email