Full list of all 40 DIRT 5 achievements worth 1,800 gamerscore. It takes around 20-25 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 20 achievements worth 1,000 Gamerscore, and there are 4 DLC packs containing 20 achievements worth 800 Gamerscore.
Drove 1,000 miles
Completed every Career Event
Completed the Superstar Finale of the Career
Completed Chapter 5
Unlocked all Throwdowns in the Career
Completed Chapter 4
Completed Chapter 3
Reached Player level 50
Completed Chapter 2
Earn a total of $1,000,000
Completed 10 clean laps
Completed Chapter 1
Completed one of every type of Career Event
Scored at least 30,000 points in a Career Gymkhana event
Performed a 100m drift
Built and tested your first Playground
Jumped 50m in a single jump
Saved your first customised livery
Rated a Playground
Customised and saved your player card
Drove 30 miles in the Porsche Taycan
Gained all 75 Stamps available in Energy
Beaten Bulldozer
Completed the "Flying Lap" and the "Sprint Spiral" Sprint events
Completed the "Wheelspin" Gate Crasher Event
Drove 30 miles in the Duke Coupe
Gained all 75 Stamps available in Uproar
Gained first place in one of the Main Events of Uproar
Completed "Absolutely Smashing" Smash Attack event
Won a Multi-Class race in career
Drove 30 miles in the Bentley Continental GT Ice Race Car
Gained all 81 Stamps available in Super Size Career
Completed "Race Oddity" Gate Crasher Event
Gained 3 Stamps in one of the Main Events of Super Size Career
Completed the "Rising Tide" and the "Surf n Turf" Land Rush events
Drove 30 miles in the Prodrive Hunter
Gained all 75 Stamps available in Wild Spirits Career
Completed the "Todra Trials" and the "Tinghir Tour" Morocco Stampede events
Gained 3 Stamps in one of the Main Events of Wild Spirits Career
Completed "The Buy-In" Smash Attack event