The speederbikes.zip file you have requested: Modifications / Vehicles / Speederbikes - 1.66mb is not available. Perhaps try browsing all files for the game Call of Duty: United Offensive and upload any files you want to share or are missing. This is the only information we could locate:
Thank you for downloading MoViEsTaR's speederbikes.... Its very simple to use, just place the zzz_speederbikes'pk3 file in c:/Program files/call of duty/uo (based on standard install) and it will replace all the stock jeeps with speederbikes. If you Here's an incredible new vehicle mod by MoViEsTaR. These speederbikes replace all your jeeps in CoDUO.