K&L 21-2999 Universal Starter Relay Solenoid 12V Motorcycle ATV

The K&L Supply 21-2999 is a direct replacement starter relay (solenoid) designed for motorcycles, ATVs, and side-by-sides with 12-volt electrical systems. This Japanese-manufactured relay provides reliable starting performance without requiring any modifications for OEM applications.

Key Features:

• Direct plug-and-play replacement for specified Yamaha motorcycles and powersports vehicles
• Universal fitment kit includes components and detailed instructions for custom installations
• High-quality Japanese construction ensures durability and consistent performance
• Operates on standard 12-volt electrical systems
• Complete kit with all necessary hardware for modified applications

This starter relay controls the high-current flow from the battery to the starter motor, activated by the low-current signal from your ignition switch or start button. The relay protects your electrical system by isolating the starter circuit and preventing damage to switches and wiring. Whether you need an OEM replacement or a universal solution for a custom build, the K&L 21-2999 delivers dependable starting performance.