This Schumacher Racing Products factory replacement alloy chassis is designed for the Eclipse 4 platform. The precision-cut metal plate features multiple mounting holes and cutouts sized and positioned to accept Eclipse 4 components without modification. Upgrading or replacing a damaged tub with this alloy chassis maintains the structural integrity and correct geometry the car was designed around. Features: Alloy metal construction Direct factory replacement for Eclipse 4 Multiple pre-cut mounting holes and component openings Compatible with Schumacher Cat L1R platform 7/7/26 cs