350SDL (126.135) L6-3.5L DSL Turbo (603.970) (1990)
12 All vehicles starting 08/82 carry an identification mark on front and rear propeller shaft.
The front propeller shaft is provided with a hump and the flexible fork of the rear propeller shaft with two arrow-type humps (arrows). The hump
of the front propeller shaft should be located between the two arrows on the flexible fork (arrows).
Note: Propeller shafts on which the markings are not identical, should be marked in each case prior to removal.