Ignition switch door lock kit compatible with YFM400, YFM40FB, YFM40FBE Big Bear 400 2WD 4WD, YFZ450R, YFZ450, YFZ450X, 4SH-82510-01.This set includes metal, rubber, and plastic components designed for in off-road conditions.The kit is engineered to fit specific ATV models, proper alignment and function of the ignition switch and door locking mechanism.It provides by maintaining secure connection between the ignition system and locking components, supporting vehicle security and ease of access.Installation is straightforward with included mounting guidance, though professional setup is advised for performance.The design supports stable functionality across various terrains, contributing to overall and usability of the vehicle.