the first .truck: http://www.mediafire.com/file/rqtqby091nls81e/D21.truck/file the second truck: http://www.mediafire.com/file/rgd6u51tdksgy6n/D21LOW.truck/file the third .truck: http://www.mediafire.com/file/683theccl7sylxa/D21SFA.truck/file
you dont have to install the version, you can drop the .zips in Documents/My Games/Rigs Of Rods/mods.