Here is the full list of all 13 Z Runaway achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Buy Mystery van in the game store
Buy all vans in the game store
Collect $5000 in a single try
Buy Hotdog van in the game store
Buy Flamer van in the game store
Collect $3000 in a single try
Buy Orange van in the game store
Have not collected any bills for the first 30 seconds
Buy Turtle van in the game store
Collect $1000 without collecting large bundles of cash
Crash before the first turn
Buy Ace van in the game store
Collect $1000 in a single try