Factory Garage[edit | edit source] Tips:[edit | edit source] Your vehicle will gain XP as you race and achieve player goals. Just get one vehicle in each class to level 3. There are 3 MX classes and 2 ATV classes. MX - 125cc, 250cc, and 450cc. ATV- 250cc and 450cc Retrieved from "https://achievements.fandom.com/wiki/MX_vs._ATV_Alive_-_Factory_Garage?oldid=11260" Categories: THQ Trophies Achievements MX vs ATV Alive Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.