BMW F97 Technical Training Manual page 38

F97/F98￿Complete￿Vehicle
4.￿Powertrain
Index
7
8
9
10
11
12
13
14
15
F97/F98,￿sectional￿view￿of￿parking￿lock￿differential
Index
1
2
3
4
5
34
Explanation
Axial￿bearing￿thrust￿washer
Circlip￿(ball￿bearing￿fixing)
Ball￿bearing￿between￿inner￿output￿hub￿and￿differential￿housing
Disc￿spring￿pressure￿ring
Disc￿spring
Differential￿lid￿(connected￿to￿differential￿housing,￿cannot￿rotate)
Pressure￿plate
Disc￿set
Counter￿pressure￿plate
Explanation
Electric￿motor
Transfer￿box
Ball￿ramp￿consisting￿of￿geared￿mobile￿adjusting￿disc￿and￿first￿half￿of￿ball￿ramp
Balls/Spherical￿washer
Fixed￿pressure￿disc￿with￿second￿half￿of￿ball￿ramp