Suspension bushings are cushions made of rubber and polyurethane and are mounted on the steering joints to absorb road bumps and minimize vibrations and noise. One of the primary causes of a faulty sway bar is a worn-out bushing, which may create popping, squeaking, or knocking noises near t...
Sway bar links feature rubber bushings that help isolate vibration and dampen harshness as energy is transfered through the system One or more worn sway bar link bushings may cause a clunking or banging noise from the underside of the truckMore...
While the sway bar tends to have few problems, the links and bushings are in constant motion under push and pull forces. Eventually, links and bushings wear and loosen, leading to clunking noises on uneven bumps. Straight-on speed bumps shouldn’t agitate a loose bushing or link, but a ma...