BMW F12 2011 Technical Training Manual page 11

F12￿Chassis￿Dynamics
3.￿Chassis￿and￿suspension
The￿F12￿double-wishbone￿front￿axle￿was￿originally￿introduced￿with￿the￿E70/E71.￿The￿design￿was￿fur-
ther￿developed￿and￿also￿used￿in￿the￿F01/F02,￿F07,￿and￿F10.
Conventional￿shock￿absorbers￿or￿EDC￿can￿be￿installed￿in￿the￿double-wishbone￿front￿axle.￿In￿addition,￿It
is￿can￿also￿be￿equipped￿for￿use￿in￿an￿all-wheel￿drive￿configuration.
3.1.1.￿Technical￿data
Designation
Castor￿angle
Camber
Total￿toe-in
Toe￿difference￿angle
Steering￿axis￿inclination
Rim￿offset￿IS
Kingpin￿offset
Track￿width
maximum￿outer￿steer￿angle
maximum￿inner￿steer￿angle
3.1.2.￿Service￿Information
The￿following￿tables￿show￿when￿wheel￿alignment￿of￿the￿double-wishbone￿front￿axle￿is￿necessary.
Component￿replaced
Front￿axle￿support
Steering￿box
Lower￿Wishbone
Rubber￿mount￿for￿lower￿wishbone
Trailing￿link
Rubber￿mount￿for￿trailing￿link
Upper￿wishbone
Rubber￿mount￿for￿upper￿wishbone
Track￿rod
Swivel￿bearing
Wheel￿bearing
Spring￿strut
Coil￿spring
Support￿bearing
F12
7°￿0'
-0°￿29'￿±￿30'
10'￿±￿12'
≤￿12'
9°￿57'
30￿mm
2.89￿mm
1600￿mm
33°￿0'
42°￿14'
Wheel￿alignment￿required
YES
YES
YES
YES
NO
NO
NO
NO
YES
YES
NO
NO
NO
NO
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