Here is the full list of all 19 Red Bull Crashed Ice Kinect achievements worth 400 gamerscore.
Get Gold in Munich Event
Performed 50 jumps in game
Performed 50 air tricks in game
Get Gold in Åre Event
Got Gold in Valkenburg Event
Got powered up 5 times in 1 race
Watched the credits
Get all Gold in the World Tour
Get Gold in Quebec Event
Get Gold in St. Paul Event
Race a total of 10 Versus races
Get powered up and perform a T-Pose over the Thor Statue
Perform a total of 50 Powerlandings
Perform 30 perfect starts
Perform a total of 51 Takedowns
#1 place in Overall leaderboard Event or Qualifier on any track
Collect all badges
Win races against 13 Ghosts
Grab the Red Bull can on every track