The partnership of a Yamaha YZ450FX and the Yeti SnowMX 120 or 129 are a perfect combination in a snowbike. It’s for the rider who deliberately chooses to go out on those waist deep days and loves it. For the rider who likes to break trail. Who wants to know they are riding what it takes to get back up what he just came down. For the rider who loves to explore and doesn’t worry about riding fast or carrying speed through the tough spots. The kits combined with the YZ450FX has the floatation, traction and power to pull through any terrain ahead of them. This combination is pure confidence in any snow condition. Try one today!