Suspension

Almost all joints and pivots in a modern suspension system have rubber or plastic bushes, with the possible exception of steering swivel joints . Read more

When the damper inside a MacPherson strut wears out, you can buy a replacement cartridge which — depending on type — may or may not include new parts for the strut itself. Read more

A lever-arm damper on the front often acts as part of the suspension unit. Read more

The forces imposed on the anti-roll bar subject it to constant twisting and flexing, which in turn put its various rubber mounting bushes under great load. The bushes gradually wear and lose their effectiveness. Over a period of years the rubber hardens and tends to crack. Read more

Modern telescopic dampers cannot be overhauled at home. The only servicing possible is to replace rubber bushes (See Checking damper units ). Read more

If you have to replace a coil spring on the front suspension , the replacement spring must be of the correct rating. Read more

Almost all modern cars have hydraulic telescopic dampers in their suspension systems . Read more

Engines prone to rock on their rubber mountings, particularly at idling speeds, have extra dampers or plain bars with rubber-bonded bushes at either end to hold them steady. Read more

Leaf springs are likely to wear because they have several moving parts. They should be inspected at intervals specified by the car manufacturer, or at major service intervals - usually every 12,000 miles (20,000 km). Read more