407719 Removing and installing anti-roll bar

WM 407719 Removing and installing anti-roll bar

Technical values





Preliminary work

1. Raise the vehicle at the jacking points provided for this purpose. -> 4X00IN Lifting the vehicle Service and Repair
2. Remove engine guard. -> 108019 Removing and installing engine guard - section on "Removing" 108019 Removing and installing engine guard

Information

Component information





Component overview - front anti-roll bar





Removing anti-roll bar

Information

- The pictures shown in this document may differ from the original.

- However, this does not affect the validity and relevance of the pictures.

1. Only for 19-inch or larger brake systems: Remove the fastening screws on the air guide -8- at the left and right. Use a suitable tool to counter the fastening nuts -9-.





Removing air guide

2. Remove connecting link at the left and right of the anti-roll bar.
3. Remove four fastening screws on the anti-roll bar and take off the clamps.
4. Carefully pull out the anti-roll bar.

Installing anti-roll bar

WARNING

Wheel bearing housing raised incorrectly

- Risk of squashing
- Risk of damage to components

-> Wear personal protective gear.
-> Do not raise the wheel suspension higher than the normal vehicle position (vehicle resting on wheels).

Information

The anti-roll bar must be positioned before tightening the fastening screws on the anti-roll-bar mount (= front-axle support). Highest point on anti-roll bar arm to lower edge of longitudinal member, dimension -Y-.

Dimension -Y-.=> Control value: 165 mm.





Dimension -Y-

This ensures that the position of the anti-roll bar in the support corresponds to the normal vehicle position.

Information

- All screws and bolts on the axle must be tightened in vehicle position. Vehicle position means: vehicle resting on its wheels, or the wheel suspension is lifted with a universal jack. -Dimension X- from lower edge of wing to centre of axle corresponds to vehicle position. For the current height values, please refer to the adjustment values for suspension alignment -> 4495TW Adjustment values for suspension alignment 4495TW Adjustment values for suspension alignment.





Dimension -X-: lower edge of wing to centre of axle (shown as an example)

- Visually inspect all parts.

- Replace self-locking nuts.

- Replace all expansion screws (screws fitted using torque angle tightening procedure).

- Use correct tightening torques and torque angle. -> 4X00IN Tightening torques for front axle 4X00IN Tightening torques for front axle

1. Position the anti-roll bar.
2. Fit the four fastening screws on the anti-roll bar and tighten hand-tight.
3. Fit the fastening screws for the anti-roll bar at the connecting links and tighten hand-tight.
4. Tighten the fastening screws and fastening nuts for the anti-roll bar and connecting links to the specified tightening torques -> 4X00IN Tightening torques for front axle 4X00IN Tightening torques for front axle.
5. Only for 19-inch or larger brake systems: Fit the fastening screws on the air guide -8- at the left and right. Use a suitable tool to counter the fastening nuts -9-.





Fitting air guide

Subsequent work

1. Install engine guard. -> 108019 Removing and installing engine guard - section on "Installing" 108019 Removing and installing engine guard
2. Lower the vehicle. -> 4X00IN Lifting the vehicle Service and Repair