Supports your S module as well as providing a simple, slim, light-weight skid plate for your XM / XS / XP model Ski-Doo. Also includes the E module brace brackets that support the upper A-arm rear location from damaging the E module (the most commonly broken parts on current Ski-Doo XM / XS / XP machines today). Simple rivet on application that can be done with hand tools.