Here is the full list of all 37 WRC 5 achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Create a customised driver.
Win a Special Stage in any off-line game mode.
Win a Special Stage in Quick Stage mode.
Finish at least one Special Stage in each rally in Quick Stage mode.
Finish all the Special Stages in the game in Quick Stage mode.
Sign your first contract in Career mode.
Sign a contract with Volkswagen, Citroën, Hyundai or M-Sport.
Finish in the top three in a Special Stage in Career mode.
Win a Special Stage in Career mode.
Win a Special Stage in Simulation setting in any off-line mode.
Win the Rallye Monte Carlo in Career mode
Win the Rally Sweden in Career mode.
Win the Rally Guanajuato México in Career mode.
Win the Xion Rally Argentina in Career mode.
Win the Vodafone Rally de Portugal in Career mode.
Win the Rally Italia Sardegna in Career mode.
Win the LOTOS 72nd Rally Poland in Career mode.
Win the Neste Oil Rally Finland in Career mode.
Win the ADAC Rallye Deutschland in Career mode.
Win the Coates Hire Rally Australia in Career mode.
Win the Rallye de France - Tour de Corse in Career mode.
Win the RallyRACC Catalunya-COSTA DAURADA in Career mode.
Win the Wales Rally GB in Career mode.
Finish a Junior season in first place in Career mode.
Finish a WRC-2 season in first place in Career mode.
Finish a WRC season in first place in Career mode.
Repair your car for the first time.
Exceed the repair time budget for the first time.
Tune your car for the first time.
Finish a Special Stage using tyres that aren't adapted to the road surface.
Respawn manually for the first time.
Use the Snapshot for the first time.
Finish a Special Stage online.
Finish 5 Special Stages online.
Finish 10 Special Stages online.
Win a Special Stage online.
Finish a Special Stage in Offline Multiplayer mode with at least two players.