The Season Four Add-on for DiRT Rally 2.0 has 4 achievements worth 100 gamerscore.
Take victory in Hell, Norway, in the rain
Complete a lap in under 39 seconds at the Yas Marina Circuit, Abu Dhabi, in a 2019 RX Supercar
Win a World Rallycross Championship Final with AI set to 100, in cockpit view and assists disabled
Win an event at 8 rallycross locations using Bakkerud's or Doran's Audi S1 EKS RX quattro