5 or 10 pieces per set motorcycle electrical starter solenoid relay switches designed for use with models compatible with TRX400, TRX500, TRX680, TRX 400, 500, 600, FL400R, VF750, VT.These solenoid relays are engineered to engage the starter motor in the ignition system, providing electrical connection for starting the engine.Each unit is built to handle current loads and features standard mounting configuration for straightforward replacement.The set includes solenoid relay switches suitable for various off-road and sport motorcycles requiring this specification. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.