Driveshafts

Specifications and tightening torques

~1min read

Drive to the front wheels is transmitted by two tubular shafts of unequal length, each fitted with a constant velocity joint at both ends.

The right-hand driveshaft is fitted with an intermediate bearing secured to the cylinder block and mounted on a ball bearing.

Fitting dimension of the boots (mm) (Fig.1)

Cote de montage des soufflets

Fig. 1
Fig. 1

Tightening torques (in daN.m and degrees)

de serrage, se reporter également à 'l'éclaté de pièces' dans les méthodes.For tightening torques, also refer to the 'exploded view of parts' in the methods.

Driveshaft flanged nut:

  • 1st pass: 10.
  • 2nd pass: 60°.

Driveshaft bolt (*):

  • 1st pass: 8.
  • 2nd pass: 90°.

Intermediate bearing on cylinder block (*):

  • M6 bolts: 0.9.
  • M8 bolts: 3.

Wheel bolts: 13.

(*) Screws or nuts to be replaced after each removal.

Test yourself

A quick Mercedes-Benz B-Class quiz: every answer comes with an explanation and a link to the manual page.