Here is the full list of all 46 WRC 10 achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox One.
Start a new WRC 10 career
Win 1 Special Stage in Career mode
Win 20 Special Stages in Career mode
Win 50 Special Stages in Career mode
Win 5 Night Special Stages in Career mode
Complete a season objective
Complete 5 objectives of any type during the same season
Join the WRC Championship
Finish a career in Realistic duration mode
Become World Rally Champion
Secure a podium finish at the Rallye Monte Carlo in Career mode
Secure a podium finish at the Rally Sweden in Career mode
Secure a podium finish at the Safari Rally Kenya in Career mode
Secure a podium finish at the Croatia Rally in Career mode
Secure a podium finish at the Vodafone Rally de Portugal in Career mode
Secure a podium finish at the Rally Italia Sardegna in Career mode
Secure a podium finish at the Rally Estonia in Career mode
Secure a podium finish at the Rally Finland in Career mode
Secure a podium finish at the Rally RACC Catalunya - Rally de España in Career mode
Secure a podium finish at the Rally Japan in Career mode
Win all rallies in Career mode
Reach level 10 in Career mode
Reach level 20 in Career mode
Reach level 50 in Career mode
Reach level 80 in Career mode
Complete a Skill Tree branch in Manufacturer Team mode
Have 4 legendary cards in an active crew
Change team 3 times
Create a Ghost in Quick Play
Download an online Ghost in Quick Play
Complete 3 Special Stages with dynamic weather in Quick Play
Beat a Ghost
Win an Anniversary event
Drive over 200km in any mode
Drive over 500km in any mode
Perform a jump over 30m
Complete a race in Co-driver mode as the driver
Complete a race in Co-driver mode as the co-driver
Cross-mount tyres in Career mode between 2 Special Stages
Finish a rally with at least a 30s lead
Create a Club
Participate in 20 Club games
Win Bronze in at least 10 challenges
Win Gold in at least 10 challenges
Complete 12 Anniversary mode events
Complete a full season in Season mode