Remove/install differential assembly

AR35.30-B-0432C

Remove/install differential assembly

04.08.2020

Rear axle

746.96 in model 386, 682, 693, 695

Rear axle

772.110 in model 695.302

Rear axle

772.115

Modification notes

07.03.2019

Differential oil

BF35.10-B-1001-01F

03.06.2019

Center housing of the rear axle

BF35.10-B-1001-01B

05.06.2019

Differential oil

BF35.10-B-1001-01F

21.06.2019

Center housing of the rear axle

BF35.10-B-1001-01B

27.11.2019

Center housing of the rear axle

BF35.10-B-1001-01B

Rear axle RS 23-240

1

Axle housing

2

Differential support housing

3

Differential assembly (ring gear, pinion, planetary case and 2nd speed reduction gear

4

Filler plug

5

Drain plug

6

Control cylinder

7

Fastening screws



Remove

1

Remove the wheels

.

AR40.10-B-1100B

2

Remove the filler plug (4) and drain plug (5), drain the rear axle oil

3

Remove the rear axle shafts

.

AR35.30-B-0620B

4

Remove the 2nd speed (6) control cylinder

5

Displace the 2nd speed control fork

 Clockwise.

6

Insert an appropriate lifting device under the differential carrier and lift it slightly


Do not lift the vehicle by the axle housing (1):
Because this can damage the axle housing.

7

Remove the fastening bolts (7)

8

Remove the differential



Install

9

Apply a bead of silicone on the on the seating surface between the faces of the differential carrier housing (2) and of the axle housing (1)

 The surface must be clean and dry. The cord must have approximately a width of 3 mm and be put also around the threaded orifices.

Neutral silicone

*BR00.45-Z-1110-01A

10

Displace the 2nd speed control fork in the direction indicated by the arrow

 Clockwise.

11

Install the differential carrier and tighten the fastening bolts (7) alternately and in a crosswise pattern

 Apply sealing compound on the bolts thread.

 Rear axle 746.96Differential carrier mounting bolts on the shaft body

*BA35.31-B-1001-02C

Terolan 307/II, Dichtin 51, epple 22 sealant

*BR00.45-Z-1018-01A

 Rear axles 772.110/115Differential carrier mounting bolts on the shaft body

*BA35.31-B-1001-02B

12

Install the 2nd speed control cylinder and tighten the bolts

 Apply silicone on the control cylinder seating surface.

 Apply sealing compound on the threads.

 Rear axle 746.962nd gear actuator lock nut

*BA35.31-B-1003-02C

 Rear axles 772.110/1152nd gear actuator attachment

*BA35.31-B-1003-02B

Terolan 307/II, Dichtin 51, epple 22 sealant

*BR00.45-Z-1018-01A

Neutral silicone

*BR00.45-Z-1110-01A

13

Install the rear axle shafts

.

AR35.30-B-0620B

14

Install the drain plug (5) and fill the rear axle

 Rear axle 746.96Oil drain plug

*BA35.10-B-1002-03A

 Rear axles 772.110/115Oil drain plug

*BA35.10-B-1002-03D

 Rear axles 772.115Differential oil

*BF35.10-B-1001-01F

 Rear axle 746.96Center housing of the rear axle

*BF35.10-B-1001-01B

Lubricating oil for transfer case and drive axle, DB supply specification 6630.00 - SAE 85W90 and 90

*BR00.45-Z-1112-06A

15

Install the filler plug (4)

 Rear axles 772.110/115Oil filling plug

*BA35.10-B-1001-03D

 Rear axle 746.96Oil filling plug

*BA35.10-B-1001-03A

16

Install the wheels

.

AR40.10-B-1100B

 Rear axle

Number

Designation

Rear axle 746.96

BA35.10-B-1001-03A

Oil filling plug

M24

Nm

-

 Rear axle.

Number

Designation

Rear axle 772.110/112/115/116

BA35.10-B-1001-03D

Oil filling plug

Nm

47

 Rear axle

Number

Designation

Rear axle 746.96

BA35.10-B-1002-03A

Oil drain plug

M24

Nm

50

 Rear axle.

Number

Designation

Rear axle 772.110/112/115/116

BA35.10-B-1002-03D

Oil drain plug

Nm

47

 Differential box

Number

Designation

Rear axle 772.110/115/116

BA35.31-B-1001-02B

Differential carrier mounting bolts on the shaft body

Nm

270...330

 Differential box

Number

Designation

Rear axle 746.96

BA35.31-B-1001-02C

Differential carrier mounting bolts on the shaft body

M12x1.5

Nm

120

M16x1.5

Nm

300

 Differential box

Number

Designation

Rear axle 772.110/115/116

BA35.31-B-1003-02B

2nd gear actuator attachment

Nm

50...60

 Differential box

Number

Designation

Rear axle 746.96

BA35.31-B-1003-02C

2nd gear actuator lock nut

Nm

50

 Rear axle

Number

Designation

Rear axle 746.96

BF35.10-B-1001-01B

Center housing of the rear axle

Filling volume

Litros

17,7

Oil class

MB 235.20

 Rear axle

Number

Designation

Rear axle 772.112/115/116

BF35.10-B-1001-01F

Differential oil

Oil refueling volume

Litros

18

Oil class

MB 235.20

Repair materials

Number

Designation

Order number

BR00.45-Z-1018-01A

Terolan 307/II, Dichtin 51, epple 22 sealant

Use corresponding commercially available repair materials.

BR00.45-Z-1110-01A

Neutral silicone

Dow Corning 768

BR00.45-Z-1112-06A

Lubricating oil for transfer case and drive axle, DB supply specification 6630.00 - SAE 85W90 and 90

Use corresponding commercially available repair materials.