Complete EZM Pace Setter gearbox for a 49cc motorized bicycle engine setup. This kit includes the front pulley, belt, and all components needed to replace other gearbox brands, making it a practical bicycle engine kit upgrade or replacement. A belt cover is included for a more complete installation.

Housing for a 142F or Honda GXH50 with a 5/8" shaft is required. WILL FIT TAPERED SHAFT MOTORS WITH ADAPTER!