Here is the full list of all 50 Truck Racer achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Crash 15 of your opponents' trucks.
Post a time in all the Time Attack races.
Win a bronze medal in every event.
Win a silver medal in every event.
Win a gold medal in every event.
Win a platinum medal in every event.
Finish the event "Legendary Tournament"
Earn 1,000,000 credits.
Crash 5 of your opponents' trucks.
Finish the event "All-Star Tour"
Finish the event "Team 41 Cup"
Finish an Expert race in a truck that has all of its original parts.
Finish the event "Royal KT"
Earn 500,000 credits.
Finish the event "Raion World Cup"
Drive all of the trucks in the championship.
Buy all of the trucks.
Finish the event "Eight"
Finish the event "Weston Trophy"
Complete a race with a truck which has no more original parts.
Create a paint set.
Finish the event "Rocky Competition"
Engine class A purchased.
Have an engine breakdown in the last 50 meters of the race.
Have an engine failure during a race.
Restart a race you haven't finished on the podium for yet.
Finish the event "The Rampage"
Mount the podium 15 times in the championship.
Finish the event "Truck-Cross Cup"
Engine class B purchased.
Limp across the finish line with every part of the truck's bodywork damaged.
Beat your own record in an event race.
Engine class C purchased.
Finish the event "Asphalt King"
Finish the event "On Dirt"
Fill the Nitro bar and then use it all in one go without hitting anything.
Engine class D purchased.
Race in a truck you bought.
Make your 1st purchase.
Finish the event "Engine On!"
Come in 1st place in an event race.
Finish the training.
Take part in 25 online races.
Win a race starting from the back of the grid.
Take part in 10 online races.
Take part in 5 online races.
Come first in 5 online races in a row.
Drift for over 5 seconds.
Come 1st in an online race.
Do a complete lap without touching the decor.