6-Pin Electrical Kit for all Razor Dirt Quad models including V1-V10 that came with 5-pin throttle. May also be used on other makes & models. Note: Model versions can be determined based on your 8-digit product ID code. The product ID code can be found on the battery cover and/or on the bottom of the frame. The last two digits are the version number (e.g. “01”=version 1, “02”=version 2, etc.) Electronic items are non-returnable