How to make Car Suspension Work

Im trying to mimic the Robloxs Car Systems Suspension, I have made a car system with no suspension and its been tough getting over small obstacles, Currently I want to mimic this:


And Currently its looking like This

The springs seem to be unused and im not sure why. Any help?

i knew the answer but i forgot what it was

ok lil bro, answer my discord messages as soon as possible