General description This CDI BOX Ignition Coil Voltage Regulator Rectifier Relay Kit is designed specifically for the FourTrax 300 TRX300 and TRX300FW models from 1993. It includes essential components for optimal performance and reliability. Technical specifications Part number: 30410-HC4-770 Replacement parts: 30510-HC4-000, 31600-HC5-970, 35850-HC4-000 Material: Plastic Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with FourTrax 300 TRX300 2x4 (1993) Compatible with FourTrax 300 TRX300FW (1993) Package contents: 1x regulator, 1x ignition coil, 1x spark plug, 1x relay, 1x CDI box