A conversion kit for a snow vehicle has a front assembly component, the front assembly component has a front ski, a bracket that is attached to the front ski, two extension arms that are pivotally attached to the bracket extending upwardly from the front ski, and a rear assembly component having a two or more adjacent members, a mount attached to the pivot unit, comprising a clamping attachment on one end configured to retain a section of the frame on another end, a ski attachment terminating each adjacent member, a pivot unit, comprising at two horizontal pivot bars pivotally connecting the adjacent members at its ends, and pivotally connected to the mount at a midpoint, wherein the one or more horizontal pivot bars move the adjacent members interdependently, and wherein each member extends from a common pivot unit and terminates at a ski attachment.