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