The water drain hoses for the slide/tilt sunroof are partially permanently integrated in the body and cannot be replaced individually.
These water drain hoses can only be completely replaced with extensive body repair work (e. g. after an accident).
An individual solution is required for damage that was not caused by an accident.
BMW X3 Service & Repair Manual > Electronic chassis alignment: Adjusting rear axle
NOTE: A camber change always means a toe change as well. The camber must
therefore be adjusted first.
Adjusting camber:
Renew nut (1) and eccentric bolt (2) and tighten to 5 Nm.
Turn eccentric bolt (2) to adjust camber to setpoint value.
Tighten nut (1).
Adjusting toe:
Renew nut (2) and ...