Original suspension bushes are long-lasting on the Discovery 3 and Range Rover Sport, assuming the vehicle is driven normally, on normal roads. Hard driving and off-roading will shorten their life.

Ball joints act like hinges and connect the suspension control arms to the steering knuckles with a rotating, spherical stud and a socket, giving the wheels a wide range of movement — from side to ...

CARS.COM — Worn ball joints allow too much movement in the suspension, so the driver may feel more vibrations — or hear squeaks or rattles on bumpy surfaces or when turning — caused by looseness in ...