Here is the full list of all 45 Zero Gear achievements.
Play in a game with 3 other people on your friends list.
Punch 2 players at the same time.
Drive 2,448 miles.
Finish 3rd 25 times.
Score 10,000 accumulative points in target games.
Drive 1,000 miles.
Drive 500 miles.
Finish 1st 100 times.
Finish 2nd 50 times.
Accumulate 15 minutes of airtime.
Stay airborne for 6 seconds.
Use a spring 50 times.
Win back to back games in goal mode without the opposing team scoring.
Win in goal mode after being down by 2.
Win a goal mode game in overtime.
Reset yourself 50 times.
Draft off a player for 10 straight seconds.
Do 20 flips.
Fall off a map 5 times in one game.
Get knocked 100 meters from the platform in Fallout.
Do a triple flip.
Cross the finish line in first place while frozen.
Get iced 5 times in one game.
Get hugged 3 times in one game.
Win a race with the indie slider activated.
Overcome the player in first place and win the race in 1 second.
Win a race without using boost.
Win a race without using a weapon.
Remain in first place for an entire race.
Do a double flip.
Boost for 30 straight seconds.
Win a race while airborne.
Be a good sport.
Play a game with only military officers.
Play a game with only machines.
Play a game with only gentlemen.
Play a game with only inspectors.
Play a game with only pirates.
Lose first place in the last seconds of a race.
Do 10 barrel rolls.
Hit 6 players with a mine.
Steal the arrow 5 times in one tag match.
Repulse 5 players at once.
Do a barrel roll.
Do a flip.