Here is the full list of all 20 LocoCycle achievements.
Took no damage during a whole level.
Unlocked all game bonus content.
Unlocked all bonus content.
Beat a tanker truck sequence in less than 60 seconds.
Unlocked all film bonus content.
Finished Final Level.
Finished Neighborly Farmlands.
Maxed level up on all weapons and abilities.
Combo streak reached 1,000.
Blew up 200 civilian cars.
Finished Bi-Polar Offroads.
Countered 150 total enemies.
Combo streak reached 250.
Finished Cruisin' Keys.
Took out a Big Arms car using only melee.
Finished Hidden Canyons.
Countered 50 total enemies.
Finished El Highway.
Blew up Leaper Agent's car before he reached you.
Finished Prologue.