No missable achievements (plus 143 unknown)
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Rolled your car, landed on your wheels and carried on.
Bought a Rally car.
Crashed your car so badly it ended your rally.
Changed your livery.
Unlocked an upgrade for one of your cars.
Hired an Engineer to a work in your Service Area.
Finished a Stage with the fastest time in Championships.
Fully upgraded a FWD vehicle.
Fully upgraded a RWD vehicle.
Competed in an Event in PVP.
Completed a Joker Lap in PVP without losing a position.
Bought a Hillclimb car.
Applied a Perk to an Engineer.
Won a Rally event in headcam.
When the spotter recommended you take the Joker on the first lap, you did and won the race.
Won an Online Custom Championship in PVP.
Unlocked the Crew Chief's 5th level of skills.
Won a Night Stage in Championships.
Fully upgraded a 4WD vehicle.
Finished in the Top Tier of an Online Event.
Fully upgraded a Rallycross car.
Completed a Weekly Event.
Scored 200 heats points in a Championship Rallycross event (fastest in all 4 heats).
Won an Event in PvP with a car that you own.
Hired Engineers into every slot in your Service Area.
Finished in the Top Tier of the Owners Club Daily in Online Events.
Fully upgraded a vehicle in four different vehicle classes.
Won a Hillclimb Stage where both of your Run times are faster than any other.
Achieved a Team Rating of 70.
Finished in the top tier of a Rallycross Online Event.
Completed a Season in Leagues.
Filled three of an Engineer's Perk Slots.
Finished in the Top Tier of a Hillclimb Daily in Online Events.
You were first into the first turn in the Final of an FIA World RallyX Event.
Finished an event after heavily damaging three or more components.
Won the FIA World Rallycross Championship.
Won a Championship in a Hillclimb vehicle.
Completed a Monthly Event.
Won a Championship in a 1970s vehicle.
Fully upgraded the Peugeot 205 T16 Evo 2.
Won a Championship in a Group B 4WD vehicle.
Won the maximum return on your stake in a Wager Event in Online Events.
Became Champion at Masters level in Championships.
Earned a total of 1,000,000CR in Custom Championships.
Won an Event in the Subaru Impreza 1995 with the DiRT 3 livery applied.
Won an Event at Pikes Peak (Mixed Surface) in the Peugeot 405 T16 Pikes Peak.
Won a Championship in a 2010s vehicle.
Won a Championship in an R4 vehicle.
Won a Championship in a 2000s vehicle.
Won every stage on a 12 stage event with all assists off.