The Ski-Doo 504-0129-00 Sprocket is a double 34T drive sprocket for Ski-Doo snowmobiles, identified by part numbers 504-0129-00 and 504012900. The design is described as a Double 34T Sprocket, with a 34-tooth configuration that matches compatible Ski-Doo drivetrains. It is intended for use in Ski-Doo drive systems where a 34-tooth, double-sprocket assembly is specified.
