A rear suspension assembly for a vehicle having a chassis and an endless drive track, comprising at least one suspension arm pivotally connecting to the chassis; a pair of slide rails connected to the at least one suspension arm; at least one shock absorber assembly connected to the pair of slide rails and a rail extension assembly comprising at least one extension arm having a front end pivotally connected to a rear portion of at least one of the slide rails about a pivot axis, the at least one extension arm being pivotable between a raised position and a lowered position with respect to the pair of slide rails about the pivot axis, at least one rear idler wheel rotationally connected the at least one extension arm, and at least one biasing member biasing the at least one extension arm toward the raised position.
Snowmobile rear suspension
2020-10-27
Patent
Electronic Resource
English