Clutch

Specifications, fluids and tightening torques

~1min read

Single-plate dry clutch with hydraulic actuation.

The hydraulic actuation consists of a master cylinder, a slave cylinder and a reservoir shared with the brake circuit.

Diaphragm spring mechanism, rigid disc and ball-bearing release bearing, push type.

CLUTCH DISC AND COVER ASSEMBLY

CLUTCH DISC SPECIFICATIONS

Clutch diameter (mm): 225 mm.

Lining thickness: 3.7 mm.

Maximum wear: 2.9 mm.

Maximum lateral runout: 0.5 mm.

Specifications

The clutch hydraulic fluid reservoir is shared with the brake system.

BRAKE FLUID

Capacity:
Approx. 0.6 litre.

Specification:
Synthetic fluid meeting DOT 4 specification.

Service interval: Replace the fluid and bleed the system every 2 years.

Tightening torques (daN.m)

également aux différents 'éclatés de pièces' dans les méthodes.Also refer to the various 'exploded views of parts' in the procedures.

MECHANICAL COMPONENTS

Gearbox to engine: 2.

Clutch cover bolts:

  • M6 bolts:
  • 1st stage: 0.3.
  • 2nd stage: 0.9.
  • M8 bolts:
  • 1st stage: 0.4.
  • 2nd stage: 2.2.

Wheel bolts: 13.

HYDRAULIC COMPONENTS

Clutch release bearing bolts: 1.2.

Bleed screw: 0.5.

Test yourself

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