86 10... Removing trailing arm, removing and installing or replacing mounting

Replace bearing in trailing arm if there is play in trailing arm.

Release screws (1) between wheel brake (2) and trailing arm (3) and remove complete wheel brake (2).

Installation: 

Do not reuse screws (1). Use only the socket-head cap screws intended for this purpose. Stamped arrow on the reverse side of the brake carrier points in the direction of travel and stands at the 12 o'clock position.

Tightening Torque,

refer to 86 10 24AZ, see 86 10 PLATFORM

Fig 1: Identifying Wheel Brake And Trailing Arm

Courtesy of BMW OF NORTH AMERICA, INC.

The trailing arm folds down once the coil spring on the arm has been released.

No persons should be located underneath trailing arm. Risk of injury!

Release screws (1, 2). Use assembly hole (3) to release screw connection (2).

Press out screws (1, 2) with a mandrel.

Installation: 

Use new self-locking nut.

Tightening Torque,

refer to 86 10 25AZ, see 86 10 PLATFORM

Fig 2: Identifying Trailing Arm Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Mount trailing arms (1) at rear mounts (4) only, viewed in direction of travel, with screws (2, 3).

Fig 3: Identifying Trailing Arms And Rear Mounts

Courtesy of BMW OF NORTH AMERICA, INC.

Do not damage trailing arm with drill when drilling.

Drill spacer tube (1) with a 4 mm drill at three evenly offset points. Place drill as near as possible to compensating bush (2).

Bores relieve tension on material of spacer tube.

Press out spacer tube (1) and compensating bush (2) with a drift.

Fig 4: Identifying Spacer Tube And Compensating Bush

Courtesy of BMW OF NORTH AMERICA, INC.

Grease new spacer tube (1) for installation with Syntheso Glep I. Drive new spacer tube (1) with a rubber mallet into trailing arm mount (2).

Installation: 

Make sure spacer tube (1) is not tilted when driven in.

Fig 5: Identifying Spacer Tube And Trailing Arm Mount

Courtesy of BMW OF NORTH AMERICA, INC.

Drive compensating bush (1) with a drift into spacer tube (2). Set compensating bush (1) and spacer tube (2) centrally in trailing arm mount (3).

Installation: 

Make sure compensating bush (1) is not tilted when driven in.

Install coil spring,

refer to 86 10... REMOVING AND INSTALLING COIL SPRING .

Fig 6: Identifying Compensating Bush, And Spacer Tube And Trailing Arm Mount

Courtesy of BMW OF NORTH AMERICA, INC.