Removal (Air Suspension)
- Disconnect fuse on air supply system so that there is no unintentional system regulation. Slacken pipes on distributor block so as to reduce system pressure.
- Raise wheel carrier with workshop. Release locking clip (1). See Figure.
- Remove wheel.
- Remove collar nut. See Fig 1.
- Press out axle shaft with special tool (33 2 111/116/117) with 5 wheel studs (1). Grip with tire iron (2) in so doing. See Fig 2.
- Remove handbrake shoes with brake shoe expander. Remove ABS speed sensor. See appropriate article in BRAKES.
- Remove nut and screw for swinging arm. See Figure.
- Unfasten nut from traction strut (1) and control arm (2) on wheel carrier. Brace on hexagon if necessary. See Fig 3.
- Remove wheel carrier.
- To install, reverse removal procedure. Ensure tapered pins and holes are free of grease. Replace nuts. Tighten fasteners to specification. See TORQUE SPECIFICATIONS
.
- When pulling in axle shaft, lightly oil axle shaft splines and insert into drive flange splines. Screw special tool (33 2 118) onto axle shaft. Screw on special tool (33 2 116) with 5 wheel studs (1). Install axle shaft with special tool (33 2 115). See Fig 4.
- Replace collar nut and tighten to specification. See TORQUE SPECIFICATIONS
. Secure collar nut by calking it at flat area of shaft. See Fig 1.
- The lug (1) must lie in the recess of the wheel carrier hole. See Figure.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.