With gasoline engines

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335xi, and 2010 BMW 335i. However, it is still accessible from the selected car via links, so may be relevant.

Remove circlip (1) and washer (2).

In diesel engines, no washer is fitted.

Fig 1: Identifying Circlip And Washer

Courtesy of BMW OF NORTH AMERICA, INC.

Remove compression spring and locking bolt.

IMPORTANT: Compression springs and locking bolts for 6th gear and
reverse gear must not be mixed up.

REVERSE AND 6TH GEAR LOCKING BOLT REFERENCE CHART

6th gear locking bolt	Reverse gear locking bolt
Curved chamfer	Straight chamfer
Weaker compression spring	Stronger compression spring

Fig 2: Identifying Compression Spring And Locking Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Graphic shows: Reverse gear locking bolt

IMPORTANT: 6th gear locking bolt:
Reverse gear locking bolt: Bevel must point in bell housing downwards to reverse gear!
Bevel must point in bell housing upwards to 6th gear!

Fig 3: Identifying Reverse Gear Locking Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

Using special tool 23 4 023, drive locking bolt with compression spring, washer and circlip simultaneously into housing.

Drive in sealing cap (1) with special tool 23 4 021.

Fig 1: Installing Sealing Cap Using Special Tool 23 4 021

Courtesy of BMW OF NORTH AMERICA, INC.