Here is the full list of all 18 SUPER IMPOSSIBLE ROAD achievements.
Complete the game's tutorial.
Score 50 or more in Survival Mode
Score 100 or more in Survival Mode
Score 200 or more in Survival Mode
Score 500 or more in Survival Mode
Score 1000 or more in Survival Mode
Score 50 or more in Time Gate Mode
Score 100 or more in Time Gate Mode
Score 200 or more in Time Gate Mode
Score 300 or more in Time Gate Mode
Win a race against beginner AI
Win a race against intermediate AI
Win a race against semi-pro AI
Win a race against pro AI
Win a race against ultra AI
Beat your own ghost in Daily Track Mode
Beat the game's career mode
Get 3 stars in all career mode challenges