Apparatus and kit for coupling a snowmobile suspension (CA)

The present invention provides an apparatus and an after-market, upgrade k it constructed and arranged to be installed onto an uncoupled snowmobile suspension system that, when installed, converts the suspension system into a coupled suspensi on system. Specifically, the upgrade kit of the present invention is configured to be installed onto the Arctic Cat R line of snowmobiles. The upgrade kit includes a pair mounting brackets that are mounted to corresponding slide rails of the suspension system, a pair of support rods that each fixedly attach to the corresponding mounting bracket, and a pair of couplers that are pivotally interconnected to the slide rails by being pivotally mounted to th e support rods.