Moon Level And Moon Buggy
Find all 9 Blue Moon cafe signs in free roam or career mode. (It is easier in free roam mode). There will be 3 signs in each level. When you find all the signs, you will unlock the Moon leve, and the Moon buggy vehicle.
Hold R after a jump, then use the Left Analog-stick to steer your descent.
Rod Hall Hummer
Finish in first place in all divisions in career mode to unlock the Rod Hall
Finish in first place in season four of career mode in the power division to
unlock the Dodge T-Rex.
Shelby Dodge Durango
Finish in first place in season four of career mode in the speed division to
unlock the Shelby Dodge Durango.
Finish in first place in the first three seasons of career mode in all divisions
to unlock the Humvee.
Successfully complete all 36 tracks on the hard difficulty setting in single race
mode to unlock the monster truck.
Unlimited Class Trucks
Successfully complete the first twenty-seven tracks in single race mode.
Pro Class Trucks
Successfully complete the first nine tracks in single race mode.