Full list of all 54 GRID (2008) achievements worth 1,100 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game on Xbox 360.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 4 achievements worth 100 Gamerscore.
You have reached the highest rank in the Xbox LIVE game mode.
You have reached the 'Elite' rank in the Xbox LIVE game mode.
You have earned the full reputation available on EXTREME difficulty
You completed a lap of Okatama Grand Circuit in under 90 seconds
You climbed to the top of the Team Leaderboard
You achieved a x50 drift multiplier
You've driven 1200km/750 miles in a single car
You won a Touge Event on EXTREME
You won a race using manual gears!
You've won all the Event Trophies
You executed a 5 second drift
Congratulations! You climbed to the top of the Driver Leaderboard
You sold a car for more money than you paid for it
Congratulations! Your team was placed 2nd and 1st!
You have just unlocked your Global License
You have rolled your car a total of 20 times
You crossed the finish line in reverse
You have got onto the Hall of Fame Leaderboard
You won an entire Event having made no contact with other cars
You lapped the entire field
You managed to be the sole survivor in a Demolition Derby
You've won 5 Xbox LIVE races!
You’ve raced in every city!
You have raced at every location in the game
You’ve driven 1,600km/1,000 miles
You’re a True Pro! You beat the 24hr Le Mans
You took to the air for more than 1 second!
You won your first ranked Xbox LIVE race
You beat the developer or someone who has beaten the developer online
You’ve driven 800km/500 miles
You spun your car 360º and still won the race
You earned enough money to buy the Lamborghini Murcielago GTR
You won your first Head 2 Head!
You've replaced your teammate with a higher ranked driver
You topped 200mph
You filled all livery slots with sponsors!
Your team has won its first Event!
You have won all races in an Event!
You won a race starting from the back of the pack!
You have completed your first Le Mans 24 hour race
You have caused insane damage to your car
You lapped an opposing car!
You have bought your first car!
You were in a pile-up with over 3 cars!
You have raced for a team from every region!
You have won a race!
You have used the Flashback feature and won the race
You broke the original lap record!
You've completed your first race
Drive every car
Get a 99x drift combo in an 8 Ball Pack car
Clock up over 250 miles/400 km in your favourite 8 Ball Pack car
Win a clean race in an 8 Ball Pack car from the back of the pack
Win an Xbox LIVE race in each of the 8 Ball Pack cars