0 AS-3409 Arnott New Front Left Air Strut Mercedes-Benz GL/GLS/ML/GLE (X/W166, w/ADS) 150

AIR STRUT REMOVAL

1 Set steering to straight ahead.

2 Raise vehicle.

3 Remove the left front wheel.

4 Open the hood.

5 Remove any applicable rubber trim depicted as needed. (Figures 1, 2)

6 Remove panel to gain access to the air strut top mount. (Figure 3)

7 Disconnect the air line from the strut assembly. (Figure 6)

8 Remove the three (3) top strut mount nuts. (Figure 7)

9 Disconnect the damping coil electrical connection. (Figure 8)

10 Unroute wires from the strut wire harness bracket. (Figure 9)

11 Remove the upper sway arm link nut. (Figure 10)

12 Disconnect the steering link from the wheel carrier mount. (Figures 11, 12)

13 Remove the bottom strut mount bolt. (Figure 13)

14 Disconnect and separate the wheel carrier and upper control arm. (Figures 14, 15)

15 Separate the sway arm link from the wheel carrier mount. (Figure 16)

16 Disconnect axle at the gearbox enough to help maneuver strut removal. (Figure 17)

17 Carefully remove the air strut. (Figure 18)

18 Removal complete.

AIR STRUT INSTALLATION

Tighten all nuts and bolts to manufacturer’s specifications during the installation process.

Do not remove the air fitting from the air strut. Doing so may cause damage and/or void warranty. Remove the white shipping pin from the new air fitting and insert the air line until fully seated.

1 Carefully install the strut into the vehicle. (Figure 19)

2 Reinstall the axle back into the gearbox. (Figure 20)

3 Reconnect the sway arm link at the wheel carrier mount. (Figure 21)

4 Reconnect the wheel carrier and upper control arm. Tighten to manufacturer’s specifications. (Figures 22, 23)

5 Install the bottom nut and bolt and tighten to manufacturer’s specifications. (Figures 24, 25)

6 Reconnect the steering link to the wheel carrier mount and tighten to manufacturer’s specifications. (Figures 26, 27)

7 Reinstall sway arm link nut and tighten to manufacturer’s specifications. (Figure 28)

8 Reconnect and secure strut damping coil wires. (Figures 29, 30)

9 Install the three (3) top strut mount nuts. Tighten to manufacturer’s specifications. (Figure 31)

10 Remove the white shipping pin on the new air line fitting. Insert the air line into the new air fitting until the air line is firmly seated within the fitting. (Figures 32, 33)

11 Reinstall the panel covering the air strut top mount.

12 Reinstall any additional applicable rubber trim or paneling.

13 Reinstall the left front wheel.

14 Inflate the air system per manufacturer’s specifications.

15 Lower the vehicle.

16 Installation complete.