Full list of all 62 MudRunner achievements worth 1,060 gamerscore. It takes around 25-30 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 58 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 4 achievements worth 60 Gamerscore.
Find and visit 2 fluorescent flower meadows in the "Downhill" at night in one game
Finish a level without reaching any Watchpoints in Single Player mode
Load up two trucks and winch them together to reach Lumber Mill simultaneously
Load up Type A vehicle in the trunk of your truck and drive it for 200 meters in total
Complete all bonus objectives in the challenge "Climb a Hill"
Reach the top of any 2 of 3 mountains in the "Island" in one game
Pass 5 log ownerships to other players
Complete all bonus objectives in the challenge "Crane Operator"
Complete all bonus objectives in the challenge "Cross a River"
Complete the "Crossing" in Hardcore mode
Unlock all Garages in the "Crossing"
Use winch in Pull mode to tow another vehicle for 50 meters in total
Complete all bonus objectives in the challenge "Delivery Mission"
Complete the "Deluge" in Hardcore mode
Unlock all Garages in the "Deluge"
Drive through water so that your vehicle is submerged and then escape without the engine stalling
Complete the "Downhill" in Hardcore mode
Unlock all Garages in the "Downhill"
Deliver the load without receiving any damage and switching to other trucks
Travel 100 kilometers in total
Burn 100 litres of fuel without releasing accelerator
Reach all Watchpoints in the "Crossing"
Reach all Watchpoints in the "Deluge"
Reach all Watchpoints in the "Downhill"
Reach all Watchpoints in the "Island"
Reach all Watchpoints in the "Seashore"
Reach all Watchpoints in "The Bog"
Squelch 50 pumpkins in total
Winch a disabled vehicle out of the water with another vehicle
Finish a level without using the Navigation map in Single Player mode
Fill up other player's trucks with 1000 litres of fuel in total
Finish a level without changing any vehicle addons in Single Player mode
Complete the "Island" in Hardcore mode
Unlock all Garages in the "Island"
Knock down 100 trees
If capsized while delivering load, pick and pack scattered logs back
Repair other player trucks for 1000 points in total
Squelch 50 mushrooms in total
Finish a level using only one vehicle in Single Player mode
Complete all bonus objectives in the challenge "Night Safari"
Fill a particular Lumber Mill by using B-130 truck only
Complete all bonus objectives in the challenge "Repair & Refuel"
More than 150 meters away from any Garage, tow a fully damaged truck to a Garage
Complete the "Seashore" in Hardcore mode
Unlock all Garages in the "Seashore"
Drive with the parking brake engaged for 200 meters in total
Fill a particular Lumber Mill by delivering Long Logs only
Fill a particular Lumber Mill by delivering Short Logs only
Receive 500 or more damage points from a single impact
Make a quick 360 degree roll over the roof
Complete "The Bog" in Hardcore mode
Unlock all Garages in "The Bog"
Complete all bonus objectives in the challenge "The Expedition"
Complete all bonus objectives in the challenge "The Rig"
Reach all Watchpoints on any level with the A-3151 vehicle
Load up a truck and drive to an Lumber Mill without releasing accelerator
Complete all bonus objectives in the challenge "Visit Grandma"
Get in A-968m and drive 400 meters or more away
Reach speed of 40 km/h with a loaded truck
Travel 10 kilometers along the shorelines of American Wilds
Complete all bonus objectives in the challenge "Crane Operator II"
Complete all bonus objectives in the challenge "Freight-Ex"