This motorcycle electrical starter solenoid relay ignition switch is designed for Suzuki ATV Quadrunner models LT160 Quadrunner (2003 2004) and LT300E Quadrunner (1987 1989). It provides a current solution to reliably engage the starter motor when starting the engine. Key benefits and features Function and purpose: When the starter requires a current to engage, this solenoid relay delivers reliable actuation to the starter motor for a smooth, consistent start. Compatibility: Fits Suzuki ATV Quadrunner LT160 (2003 2004) and LT300E Quadrunner (1987 1989). Replacement and durability: A performance replacement for a worn or broken starter solenoid, offering stable operation, durability, and dependable starting performance at a competitive . Installation: Simple bolt on installation with straightforward wiring, designed for practical replacement on compatible models. Use scenarios Scenario 1: Replacing a failed starter solenoid on a 2003 2004 LT160 Quadrunner to restore reliable engine starting. Scenario 2: Replacing a worn or intermittent solenoid on a 1987 1989 LT300E Quadrunner to improve starting reliability. Scenario 3: Having this solenoid on hand as a spare part for maintenance on Suzuki Quadrunner ATVs to minimize downtime during starting issues. Attributes highlighted Function: current engagement for the starter motor. Compatibility: Suzuki ATV Quadrunner LT160 (2003 2004) and LT300E Quadrunner (1987 1989). Performance: Stable, efficient, and durable replacement part. Installation: Easy to install as a direct replacement.