Detaching and attaching steering knuckle on upper wishbone - AR33.25-P-0500-01A

Do not stretch the brake hose and cables

WHEEL LOCATION, HUB

Number	Designation		Model 140
BA33.20-P-1001-01A	Self-locking nut, clamp connection of upper wishbone to steering knuckle	Nm	125

Fig 1: Identifying Spreader (140 589 02 31 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Detaching:

Unscrew nut (6g) and press bolt (6c) out of clamp connection.
Open the clamp connection using the spreader (019) if it is stiff

Attaching:
Pack slot with preservation wax.
Insert bolt (6c) and screw on nut (6g), pay attention to .

Fig 2: Identifying Clamp Connection Nut, Bolt And Steering Knuckle
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Spreader
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fasten upper wishbone and steering knuckle (5) on spring tower.

Fig 4: Identifying Steering Knuckle
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.