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