Detach/attach coupling ball · ar3110d0002a · Mercedes-Benz WIS

AR31.10-D-0002A

Detach/attach coupling ball

10.11.09

MODEL 901, 902, 903, 904
trailer hitch ball head D 85,
trailer hitch ball head D 125/1,
trailer hitch ball head D 107

D31.10-0006-10

1 Coupling ball with screw-on plate

3 Self-locking nut M10

7 Screw

M10 x 57 at D107

M10 x 90 at D107 and installation position 14

M10 x 62 at D85

M10 x 52 with D125/1

8 Microencapsulated bolt

M10 x 40 at D107

M10 x 65 at D107 and installation position 14

M10 x 45 at D85

M10 x 35 with D125/1

14 Spacer plate (only on cab with platform with wheelbase
4025)

Figure/item, etc.	Work instructions
	Notes regarding work on trailer coupling	Model 901, 902, 903, 904	AH31.10-N-1000-01A
	Microencapsulated bolts and self-locking nuts are designed to be used once only and must always be replaced.
	Remove insulating compound, underfloor protection and any corrosion from contact surfaces.
1	Coupling ball		*BA31.10-N-1003-02A

 Trailer coupling

Number	Designation		Model 901, 902, 903, with code QA8, Q10/ 50/54/55	Model 901, 902, 903, with code Q20	Model 904 with code QA8, Q10/50/55	Model 904 with code Q20


BA31.10-N-1003-02A	Bolt, coupling ball with screw-on plate to crossmember	Nm	51	56	51	56