gdw 1121 Instructions De Montage page 5

Mercedes ML - type W163
1998 - ....
Ref. 1121
Fitting instructions
1) Remove the rear bumper.
2) Place the ball with points (A) on the provided screw drill holes at the rear of the transverse beam. Affix
the bolts and tighten firmly.
3) Assemble the pieces (-g) and (-h) against the inner side of the chassis beam and the front side of the
transverse beam. The points (B) and (C) fit over the provided holes.
Insert at point (B) the small tubes (-d) on the outside of the chassis beam and the small tubes (-e) at the
backside of the the transverse beam on the points (C). Place the washers at (B) and the mounting plates (-
f) at (C) on the rear of the transverse beam. Affix all bolts and tighten firmly.
Remark :
In case the vehicle is fit out wit a spare wheel at the back, parts (-d), (-e), (-f), (-g) and (-h) do not have to
be assembled.
4) Assemble the bumper.
To replace the cover plate of the bumper after mounting the towbar, make an incision as on sketch
enclosed.
5) Assemble the markplate with the points (D), and with the shackle on the ball.
Insert the bolts en tighten firmly.
Composition
1 towbar reference 1121
1 ball 50S
4 bolts M10x130
4 bolts M10x90
8 security washers M10
8 nuts M10
4 bolts M14x1,5x30
4 security washers M14
4 mounting tubes (-e) ø25x5x90mm
Note
Please consult your cardealer or owners manual for the maximal permissable towing mass.
Remove any bitumen coating on the fastening position for the tow bar.
When drilling, be carefull not to damage any brake lines, electrical wiring or fuel lines.
(A) 4 mounting tubes (-d) ø25x5x57mm
(C) 4 washers 40x35x12x4
(B) 1 mounting piece (-g)
(B-C) 1 mounting piece (-h)
(B-C) 2 mounting pieces (-f)
(A) 1 clip M8
(A) 2 security nuts M8
(C) 1 mounting piece (-i)
All bolts and nuts : quality 8.8
(B)
(B)
(B-C)
(B-C)
(C)
(D)
(D)
(D)