Ball joint covers
The ball joint rubbers were split on three of the four ball joints at the ends of the tie rods. There was no sign of any deterioration of the ball joints themselves. That's good because the joints are expensive, hard to replace and affect the wheel alignment. That being said, the job was not easy. The parts: The ball joints 93802209 [ Now 500310933) (£48+) The rubbers themselves Top 18mm Bottom 42mm height 30 mm Ball joint nut M18 x 1.5 Nyloc (15504121) Suspension arm nut M16 x 1.5 Nyloc (15504021) Top joint: Undo the ball joint nut. Use the jack to lift it up until the weight of the vehicle is pushing it out, then hit the housing hard, really hard with a hammer. it will pop out. However the ball joint can't be worked on without undoing the other end of the tie rod. The tie rod and ball joint can then be worked on on the bench. Remove the damaged boot. Clean (mine were not dirty) pack in a bit of CV grease and put on the new boot. Reuse the old spiral