Product Description: Premium 3-Wire Ignition Key Switch for Yamaha Big Bear 400 YFM400 (2009-2012) Enhance the reliability and performance of your Yamaha ATV with our high-quality 3-Wire Ignition Key Switch, designed specifically for the Big Bear 400 YFM400 4x4 models from 2009 to 2012. This essential motorcycle accessory ensures your vehicle operates smoothly and efficiently. Explore the features that make this ignition switch a superior choice: Perfect Fit for Yamaha Models: This ignition key switch is an ideal replacement for the Yamaha ATV Big Bear 400 YFM400 4x4, ensuring seamless compatibility and restoring your vehicle’s ignition system to optimal performance. Superior Performance: Specifically designed to replace or repair damaged electric door locks, this ignition switch improves overall ignition performance, providing a reliable start every time you turn the key. High-Quality Materials: Crafted from premium ABS and metal materials, this ignition switch boasts high strength and excellent anti-corrosion properties. Its durable construction ensures long-lasting use, even in demanding conditions. Easy Installation: This ignition switch is designed for easy and straightforward installation. It serves as a direct replacement for old or damaged 3-wire ignition switches, allowing you to quickly upgrade your vehicle's performance without hassle. Manufactured to High Standards: Produced according to original production specifications, this ignition switch meets strict quality standards, ensuring reliability and performance that you can trust. Upgrade your Yamaha Big Bear 400's ignition system with our Premium 3-Wire Ignition Key Switch. With its durable construction, easy installation, and precise compatibility, this accessory is essential for maintaining your ATV's performance and reliability. Choose quality and dependability for every ride.