Installing lower trailing arm
NOTE:
- All screws and threaded joints on the axle must be tightened in vehicle position. Vehicle position means: vehicle standing on its wheels, or the wheel suspension is raised with a universal vehicle lift. Dimension -1-
, from lower edge of wing to center of axle corresponds to vehicle position. The current height can be found in → 4495TW ADJUSTMENT VALUES FOR SUSPENSION ALIGNMENT
. Always observe the following points!
Dimension 1 - center of wheel to lower edge of wing (rear axle shown)
- Screws and nuts are Geomet-coated and must not be greased.
- Installation is performed in reverse order.
Observe specified tightening torques:
Lower trailing arm to front-axle carrier: Initial tightening 70 Nm (52 ftlb.) Final tightening +180°
Lower trailing arm to wheel bearing housing: Tightening torque 140 Nm (104 ftlb.)
Spring strut to lower trailing arm: Initial tightening 90 Nm (67 ftlb.) Final tightening +90°
Tie-rod ball to wheel bearing housing: Tightening torque 100 Nm (74 ftlb.)
Level sensor to lower trailing arm: Tightening torque 9 Nm (6.5 ftlb.)