Yamaha 42X-81940-00-00 Starter Solenoid Relay

The Yamaha 42X-81940-00-00 Starter Solenoid Relay is a sealed, 12V DC high-current switching device that routes battery power to the starter motor during engine ignition in Yamaha motorcycles and related small-engine applications. It provides controlled power delivery to the starter motor for reliable engagement in engine starting and electrical systems. This OEM component is intended for replacement, repair, or retrofit to restore starting functionality and maintain system reliability, with model-specific fitment for Yamaha motorcycles. Key specifications include Manufacturer Part Number 42X-81940-00-00, Brand Yamaha, Product Type Starter Solenoid Relay, Function high-current switching for the starter motor, System engine starting / electrical system, Voltage Rating 12V DC, Construction sealed relay unit with terminals, Connector Type OEM electrical terminals, Installation bolt-on mounting with wiring connection. Common replacements listed: Yamaha 3Y1-81940-00-00 Starter Relay, Yamaha 2A6-81940-00-00 Starter Relay, Yamaha 1T3-81940-00-00 Starter Relay.