Likely causes, most common first
Worn shock absorbers or struts
Replace in axle pairs.
Failed top mounts
Adds a knock over small bumps.
Broken spring
Car sits low on one corner.
Checks to run first
- 1.Bounce test each corner
- 2.Look for oil film on the damper body
- 3.Measure ride height corner to corner
Frequently asked questions
- car bounces a lot after speed bump?
- More than one rebound after a bump means the dampers are no longer controlling the springs.
- Is it safe to drive with this?
- Short local trips are usually fine, but the fault will get worse and often damages other parts if you leave it.
- How much does it cost to fix?
- The most likely repair is shock absorber replacement, which runs $235–$1,280 in the US including labour, or $90–$620 in parts if you fit it yourself.
Suspension & steering parts
Shocks, struts, control arms, bushings and bearings
Find parts that fit
Year, make, model, trim — then only parts that fit your car.