Air Suspension Air Suspension Repair As mentioned previously, one option is to repair the system by replacing the damaged air Suspension units with new units. The benefits of this option are that it restores the vehicles air suspension to its original condition and functionality. Cost is considered one of the downfalls of replacing the air Suspension units with new parts. It is highly recommended that you replace the compressor and the dryer assembly while doing the job to ensure that the replacement air Suspension unit will last. How do air suspensions work? Shock absorbers and coil springs help absorb and direct road force, maintaining wheel oscillation, jounce and rebound. The air springs are simply tough rubber and plastic bags inflated to a certain pressure and height to mimic the coil springs. Many Autos Ltd Unit 4, Tunbridge Jones Industrial Estate Cradock Road, Reading, RG2 0JT 01189 876300 info@manyautosltd.com