Tightening Procedure For Front Propeller Shaft - AR41.10-P-0070-03OID

Model 167

Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
Notice	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A

PROPELLER SHAFT

Number	Designation			Model 167
BA41.10-P-1003-01F	Self-locking bolt, drive shaft to transfer case (to front axle)	Stage 1	Nm	40
BA41.10-P-1003-01F		Stage 2	∠°	90

PROPELLER SHAFT

Number	Designation			Model 167
BA41.10-P-1004-01F	Self-locking bolt, drive shaft to front axle gear	Stage 1	Nm	40
BA41.10-P-1004-01F	Self-locking bolt, drive shaft to front axle gear	Stage 2	∠°	90

Fig 1: Identifying Retainer Wrench (164 589 02 07 00)

Courtesy of MERCEDES-BENZ USA

Remove

Attach colored identification on front propeller shaft to flange of front axle transmission and to flange of transfer case, to ensure the ex-factory installation position can be restored again when installing.
Remove bolts (1 to 6) from front axle gear and/or from transfer case and remove front propeller shaft.
Counterhold flange on front axle transmission or transfer case using retainer wrench.

Courtesy of MERCEDES-BENZ USA

Install

It is essential to observe the tightening procedure for the bolts (1 to 6) securing the front propeller shaft to the front axle transmission and to the transfer case.

Otherwise, there are vibrations and noise development at high speeds.

The bolts (1 to 6) securing the propeller shaft to the front axle transmission and to the transfer case must always be replaced with new ones.
Align markings with each other.
Tighten screws (3, 6) to initial torque of 10 Nm and mark.
Tighten screws (1 to 6) in numerical sequence .