Complete each achievement to get the allotted gamerscore:
Sub Zero Hero (20) - You earned yourself a podium finish Winter X Games Tournament.
Rally Evolution (10) - You have experienced key vehicles from Rally history and triumphed.
World Renowned (20) - You have achieved first place finishes and passed the DC Challenge in a World Tour event.
Air Miles (15) - You have won a race in every location.
Kick Off the Training Wheels! (20) - You have achieved a podium finish in the Gymkhana Academy.
Reputation Boost (10) - You have completed 5 bonus Race Objectives.
The Extra Mile (20) - You have completed 25 bonus Race Objectives.
Into the DiRT (10) - You have completed your first DiRT Tour race.
Driving School (10) - You completed all of the Gymkhana tutorials.
Teacher's Pet (20) - You earned a platinum medal in each one of the Gymkhana tutorials.
Rising Talent (10) - You have unlocked Driver Rep level 10.
Self Preservation Society (10) - You won a race using the Mini Cooper without receiving any damage.
The Real Thing (10) - You have experienced the thrill of Rally first hand and beat your competitors.
California Dreams (20) - You earned yourself a podium finish at the X Games Tournament.
Gymkhana Aficionado (30) - You completed all Gymkhana Championships in the DiRT Tour.
SuperSeries Champion (100) - You won the DC SuperSeries Championship.
From DiRT to Glory (50) - You have achieved first place finishes in all DiRT Tour Events.
Shake and Bake (30) - You have unlocked Driver Rep level 20.
Eat my DiRT! (50) - You have unlocked Driver Rep level 30.
Road Trip (10) - You shared the experience of the Battersea Compound with your friends.
The Professional (10) - You completed your first Xbox LIVE Pro Tour Race.
Taking the Trophy (20) - You have won 10 Xbox LIVE games.
Join the Party (20) - You won a game in every party mode.
King of the Road (10) - You have won an Xbox LIVE race in hardcore mode.
Super Star (30) - You earned yourself enough fans to be considered a 'Superstar'.
Can't Touch This! (10) - You have survived a round of Outbreak without being infected (Pro Tour & Jam Session).
Cheeze It! (10) - You evaded the cats, won the game and earned the fans.
Flag Stealer (10) - You stole the flag from the opposing team 5 times in a game of Transporter (Pro Tour).
Battered Battersea (50) - You completed 100% of the Battersea Compound Missions.
Assistance is Futile (20) - You won a race without the use of any Driver Assists.
Driven (20) - You have won DiRT Tour races using vehicles from every discipline.
Pace Setter (15) - You have completed time trials using cars from each class of Rally.
Crash Proof (10) - You used a flashback to take you to victory after facing defeat..
Call me Ace! (15) - You have completed a sensational performance in a Gymkhana Championship event.
Today's Forecast is...Victory! (20) - You have earned victories in all weather conditions.
The Road Ahead (15) - You have completed 25 Xbox LIVE games.
Honorable Driver (10) - You competed via Xbox LIVE and earned a 'Cautious' rating.
Steer Hunter (10) - You have completed a game of Invasion without any negative points (Pro Tour).
Perfect Sprint (20) - You gave a flawless performance in a Gymkhana Sprint DC Challenge.
Showcase Drifter (20) - You have drifted past 25,000 points in a Drift Showcase DC Challenge.
DC Challenger (30) - You have completed all of the DC Challenges.
Gym-Carnage (20) - You scored 500,000 points in a Gymkhana Event.
Cool Running (10) - You have beaten the bobsleigh in the DC Bobsleigh Challenge.
No-bot Wars (20) - You smashed every robot in a Smash Attack DC Challenge.
Hooning Around (10) - You completed 25% of the Battersea Compound Missions.
Donut Addict (20) - You completed 50% of the Battersea Compound Missions.
Burnt Rubber (30) - You completed 75% of the Battersea Compound Missions.
DC Silver (10) - You earned all silver medals in the DC Challenges.
DC Gold (10) - You earned all gold medals in the DC Challenges.
Platinum Performance (20) - You earned all platinum medals in the DC Challenges.
Additionally, there are three Monte Carlo DLC achievements:
The Tourist (20) - Drive in excess of 100 miles (161 km) in Monte Carlo.
French Connection (25) - Win an Xbox LIVE race in Monte Carlo (Jam Session).
La Grande Victoire (30) - Achieve first place in all DiRT Tour Monte Carlo Events.
Unlock Avatar Awards
Racing Shoes - Reach Fan Level 12.
Racing Gloves - Reach Fan Level 24.
Racing Suit - Complete Season 1.
Rally Helmet - Complete Season 2.