The Razor MX350 & MX400 Electrical Kit consists of a throttle and control module and is compatible with all versions of the MX350 and MX400, but the throttle and module must be replaced at the same time with the replacements in this kit.
This kit will upgrade Razor MX350 Dirt Rocket Versions 1-32 variable speed throttle (and module) to the newer 4-wire throttle (non-variable speed with no lights) and module. The MX350 electrical kit consists of 1 throttle assembly (4-wire / no lights /single speed) and 1 control module (model # HB2430DYC-FS).
IMPORTANT NOTE: Model versions can be determined by locating your bar code ID on the bottom of the scooter or bike frame.
The 7th and 8th digit in the series will tell you the version of your product: 01=version 1; 02=version 2; 09=version 9, and so on. Please be sure you identify your product version before placing an order for this part.