Replacement Front Wheel Complete compatible with: E300 Electric Scooter (versions 41+) The assembly includes a 2.80/2.50 (9") tyre, inner tube, axle and pre-installed bearings. Razor Part #W13113614049. Note: Model versions can be determined based on the product ID code on your Razor product. The product ID code can be found on the battery cover and/or on the bottom of the frame. The 7th and 8th numbers in your product ID code are the version number of your Razor product (e.g. "01" = Version 1, "02" = Version 2, etc.).