The Chernobyl DLC Add-on for SPINTIRES has 6 achievements.
Finish the Chernobyl level in hardcore mode.
Finish the Chernobyl level in Multiplayer with at least 2 players.
Remove all Cloaking areas from Chernobyl.
Unlock all of the Garages in Chernobyl.
Find the infamous highly radiated "Claw" of Chernobyl.
Deliver a load on the Chernobyl level without receiving damage from radiated areas.