CDI Module Yamaha Big Bear YFM350 Fw 4KB-85540-30-00 4SH-85540-00-00 20-5360

This CDI module is a direct OEM replacement designed for Yamaha Big Bear and related utility ATV models, providing reliable ignition control and maintaining factory timing curves. It features a plug-and-play design and is constructed with high-grade Japanese electronic components to ensure durability and performance under demanding conditions.

Features:

• Plug-and-play unit for easy installation
• Retains original factory timing curve
• Built with high-grade Japanese electronic components
• Surpasses OEM equipment quality standards
• Designed to handle increased power loads
• Matches OEM appearance and specifications
• 100% factory tested before shipping
• Electrical parts are non-returnable
• Reference image before ordering to ensure correct fit

Cross-Reference OEM Part Numbers:

• 4SH-85540-00-00
• 4KB-85540-30-00
• F8T32372
• F8T32374
• K&L Supply Equivalent: 20-5360

Vehicle Fitments:

• Yamaha YFM350F Big Bear 2WD & 4WD (1996–1999)
• Yamaha YFM400FWH Kodiak 4WD (1996)
• Yamaha YFM400FWJ Kodiak 4WD (1997)
• Yamaha YFM400FWK Kodiak 4WD (1998)
• Yamaha YFM400 Timberwolf (1995–1999)