Here is the full list of all 32 Crash Drive 2 achievements.
Find all rings
Complete the Forest level challenges
Win 10 Events
Do a triple frontflip
Complete the Tropical level challenges
Do a triple backflip
Honk 100 times
Do a front and backflip in one combo
Fall out of the level
Complete the Canyons level challenges
Get 10.000 points in one combo
Fully level 5 cars
Collect 5 cars
Fully level a car
Win a King of the Crown event
Win a race against atleast 3 opponents
Get 6 Seconds of airtime
Complete the Snow level challenges
Win 50 Events
Win 100 Events
Unlock all special cars
Collect 10 cars
Collect 20 cars
Collect 30 cars
Do a 1080 spin
Do a 500m drift
Shoot a player with the tank
Fully level 10 cars
Fully level 20 cars
Fully level 30 cars
Tag 25 objects in a Tag event
Be the first to find the ring