Mercedes-Benz E-Class 2010 Owner's Manual page 326

recommends that you use a Mercedes-Benz
Service Centre for this purpose. In particular,
work relevant to safety or on safety-related
systems must be carried out at a qualified
specialist workshop.
!
If you have a trailer tow hitch retrofitted,
changes to the cooling system may be nec-
essary, depending on the vehicle type.
If you have a trailer tow hitch retrofitted,
observe the anchorage points on the chas-
sis frame.
Anchorage points for the trailer tow hitch
Anchorage points
:
Overhang dimension
;
Rear axle centre line
=
For trailer tow hitches fitted at the factory, the
overhang dimension is 1151,3 mm.
70 At a minimum gradient-climbing capability of 12% from a standstill.
The drawbar noseweight is not included in the trailer load.
71
Trailer tow hitch
Trailer loads
Permissible trailer
load, unbraked
Permissible trailer
70
load, braked
Maximum drawbar
71
noseweight
323
All models
750 kg
1800 kg
75 kg
Z