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