Here is the full list of all 43 WRC 9 achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox One.
Drive using all cameras in the game
Totalled a car in any mode
Performed a jump longer than 30m
Completed your first Stage in online Multiplayer mode
Started a new career in WRC 9
Win 25 Stages
Win 50 Stages
Win 100 Stages
Win 5 Stages at night
Complete a season objective
Complete 5 objectives of any type during the same season
Win a Stage on Authentic difficulty
Join the WRC 2 Championship
Become WRC World Champion
Reach the podium in the Rally Monte Carlo in Career mode
Reach the podium in the Rally Sweden in Career mode
Reach the podium in the Safari Rally Kenya in Career mode
Reach the podium in the Rally Guanajuato México in Career mode
Reach the podium in the XION Rally Argentina in Career mode
Reach the podium in the Rally New Zealand in Career mode
Reach the podium in the Vodafone Rally de Portugal in Career mode
Reach the podium in the Rally Italia Sardegna in Career mode
Reach the podium in the Neste Rally Finland in Career mode
Reach the podium in the ADAC Rallye Deutschland in Career mode
Reach the podium in the Rally Turkey in Career mode
Reach the podium in the Rally Japan in Career mode
Reach the podium in the Dayinsure Wales Rally GB in Career mode
Reach level 10
Reach the podium in all rallies in Career mode
Reach Level 20
Reach Level 30
Reach Level 50
Have 4 legendary cards in an active crew
Change team 3 times
Win 3 Stages with dynamic weather in Quick Play mode
Take part in 25 events in the calendar
Win a rare event
Win a Historic Race event
Drive over 200km in any mode
Drive over 500km in any mode
Drive over 1,000km in any mode
Cross 200 water puddles
Win a Stage with a car that hasn't been repaired (when repairs are available and the car is damaged)