how much is it to get a ball joint done
1 Basic parts for a do-it-yourself project start around $30-$100 per ball joint, or $125-$400 for four, but it can cost more for luxury or rare vehicles. 2  Some ball joints are connected to the control arm in one assembly, which must be replaced as a complete unit; part kits for this average about $500-$650. To replace one or two ball joints, CostHelper readers report paying $260-$1,450, for an average of $522. 2  To replace four ball joints, CostHelper readers report paying $360-$2,000, with an average price of $677.