Rear suspension system for a snowmobile

摘要: A snowmobile suspension that provides a substantially constant motion-ration (i.e. reduced falling rate) over the entire stroke of system. The system includes assembly lower arm assembly, arm, and shock absorber. pivotally interconnects portion end absorber to slide frame at location relative chassis within endless track. upper pivot independently from each other, is positioned forward mounting positions defined by (i) (ii) absorber, (iii) (iv) cooperate provide motion-ratio as collapses toward element.