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Disassembling and assembling differential - AR35.31-P-0560A

Rear axle differential dia. 185 in model 124.003/004/007/019/022/023/026/027/030/040/042/043/050/060/062/079/082/083/090, 124.104/107 as of 1.5.94, 124.127/128/129/130/131/133/188/190/191/193/226/230/290/330/333/393, 129, 170.444/445/447/449, 201.028/029/035/036/128, 202.020/022/023/024/025/026/028/029/08/128/188, 208.335/344/345/347/348/435/444/445/447/448, 210.010/020/035/037/048/061/062/210/235/237/248/261/262/610 

Rear axle differential dia. 185 in model 124.020/021/080/081/120/125/126/180/185/186, 201.018/023/024/122/126 as of 1.11.88, 202.018/078/120/121/122/125/182, 210.003/004 with CODE (450) taxi version 

Rear axle differential dia. 185 in model 124.186 as of 1.3.94, 202.134/194, 210.007 except CODE (450) Taxi version 

Rear axle differential dia. 198 in MODEL 202.134/194, 210.007 with CODE (450) Taxi version 

Rear axle differential dia. 198 in MODEL 129, 140, 170.465/466, 202.033/085/093/133/193, 208.365/370/465/470, 210.006/015/017/025/045/05/063/065/08/206/215/217/225/245/263/265/28/606/663, 220.063/065/067/083/084/087/165/167/183/184/187 

Rear axle differential dia. 210 in MODEL 124.008/028/029/031/032/034/036/051/052/061/066/088/091/092, 129.058 up to 31.5.94, 129.061, 129.063 up to 31.5.94, 129.066, 140.028/032/033 up to 31.5.94, 140.042/043/063/1, 210.070 up to 31.1.98, 210.072, 210.074/270 up to 31.1.98, 210.272, 210.274 up to 31.1.98, 210.617 

Shown on 185 mm dia. and 210 mm dia. differential case 

Fig 1: Disassembling/Assembling Differential - Shown On 185 And 210 Dia. Differential Case
G10127436Courtesy of MERCEDES-BENZ USA

Shown on 198 mm dia. differential case 

Fig 2: Disassembling/Assembling Differential - Shown On 198 Dia. Differential Case
G10127437Courtesy of MERCEDES-BENZ USA
DISASSEMBLING Disassemble     
1 Clamp differential housing (13) in a vise   AR35.31-P-0560-01A
SPECIAL TOOL Plate Fig 3
2 Drive out roll pin (19) and differential pin (16)   AR35.31-P-0560-02A
SPECIAL TOOL Assembly mandrel for 185 mm dia. rear axle center assembly Fig 4
SPECIAL TOOL Assembly mandrel for 198 mm dia. and 210 mm dia. rear axle center assembly Fig 5
3 Remove differential bevel gears (15) with spherical washers (14) and differential side gears (17) with thrust washers (18)   AR35.31-P-0560-03A
SPECIAL TOOL Assembly mandrel Figure
4 Check all parts for reusability and replace if necessary NOTES Differential pinions (15), spherical washers (14) and thrust plates (18), which have run hot or seized, should always be replaced in order to guarantee satisfactory operation.  
ASSEMBLING Assemble     
5 Install differential side gears (17) with thrust washers (18) and differential bevel gears (15) with spherical washers (14)   AR35.31-P-0560-04A
    SPECIAL TOOL Assembly mandrel Figure
    SPECIAL TOOL Assembly mandrel for 185 mm dia. rear axle center assembly Fig 4
    SPECIAL TOOL Assembly mandrel for 198 mm dia. and 210 mm dia. rear axle center assembly Fig 5
REFER TO COMPONENT MODIFICATIONS Dynamic balancing of differential case (13) Models 124, 129, 201 as of 02/90 with 185 mm dia. rear axle center assembly BT35.31-P-0006-01C
Models 124, 129 as of 01/90 with 210 mm dia. rear axle center assembly BT35.31-P-0006-01B
INSPECT Checking     
6 Check friction torque of differential   AR35.31-P-0560-05A
Rear axle differential dia. 185 mm *BE35.31-P-1002-02C 
Rear axle differential dia. 198 mm *BE35.31-P-1002-02A 
Rear axle center assembly Ø 210 mm *BE35.31-P-1002-02D 
SPECIAL TOOL Torque meter Figure
SPECIAL TOOL Connection piece Figure
7 Drive in differential pin (16) and roll pin (19)   AR35.31-P-0560-02A
SPECIAL TOOL Assembly mandrel for 185 mm dia. rear axle center assembly Fig 4
SPECIAL TOOL Assembly mandrel for 198 mm dia. and 210 mm dia. rear axle center assembly Fig 5
8 Unclamp differential housing (13)    
FRICTION TORQUE FOR REAR AXLE CENTER ASSEMBLY

Number Designation Model 129.058/063 as of 01.06.94, Model 129.059/064 Model 140.02/03 as of 01.06.94 Model 170.465/466
BE35.31-P-1002-02A Friction torque when complete differential is rotated (steel spherical washers) Nm 5...30 5...30 5...30
FRICTION TORQUE FOR REAR AXLE CENTER ASSEMBLY

Number Designation Model 202.133/193, model 202.085 with manual 5-speed transmission, model 202.134/194 with (code 450) Model 202.033/093
BE35.31-P-1002-02A Friction torque when complete differential is rotated (steel spherical washers) Nm 5...30 5...30
FRICTION TORQUE FOR REAR AXLE CENTER ASSEMBLY

Number Designation Model 208.365/370/465/470 Model 210.006/015/017/025/045/053/055/063/065/08/206/215/217/225/245/263/265/28/606/663 model 210.007 with code 450 Model 220.063/065/067/083/084/087/165/167/183/184/187
BE35.31-P-1002-02A Friction torque when complete differential is rotated (steel spherical washers) Nm 5...30 5...30 5...30
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Model 124.003/004/007/019/022/023/026/027/030/040/042/043/050/060/062/079/082/083/090 Model 124.104/107 as of 01.05.94 Model 124.127/128/129/130/131/133 Model 124.186 as of 01.03.94, except (code 450) taxi version Model 124.188/190/191/193/226/230/290/330/333/393 Model 124.020/021/080/081/120/125/126/180/185/186, with (code 450) taxi version as of 01.11.88 Model 129.060
BE35.31-P-1002-02C Friction torque on spinning the assembled differential (plastic spherical washers) Nm 40-90 40-90 40-90
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Model 170.444/445/447/449 Model 201.018/023/024/122/126, with (code 450) taxi version as of 01.11.88 Model 201.028/029/035/036/128
BE35.31-P-1002-02C Friction torque on spinning the assembled differential (plastic spherical washers) Nm 40-90 40-90 40-90
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Model 202.018/078/120/121/122/125/182 with (code 450) taxi version, Model 202.018/020/022/120/121/125 with ASD (code 211) Model 202.020/022/023/024/025/026/028/029/080/081/082/083/086/087/088/089/128/188 Model 202.085 with automatic 5-speed transmission, model 202.134/194, except (code 450)
BE35.31-P-1002-02C Friction torque on spinning the assembled differential (plastic spherical washers) Nm 40-90 40-90
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Model 208.335/344/345/347/348/435/444/445/447/448 Model 210.010/020/035/037/048/061/062/210/235/237/248/261/262/610 Model 210.003/004 with (Code 450) 210.007 except code 450
BE35.31-P-1002-02C Friction torque on spinning the assembled differential (plastic spherical washers) Nm 40-90 40-90 40-90
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Model 124.008/028/029/031/032/034/036/051/052/061/066/088/091/092 Models 129.058/063 up to 31.05.94 Models 129.061/066 Models 140.028/032/033 up to 31.05.94 Models 140.042/043/063/1
BE35.31-P-1002-02D Friction torque when complete differential is rotated (steel spherical washers) Nm 5...30 5...30 5...30
TEST VALUES FOR FRICTION TORQUE OF REAR AXLE DIFFERENTIAL

Number Designation Models 210.070/074/270/274 up to 31.01.98, Models 210.072/272/617
BE35.31-P-1002-02D Friction torque when complete differential is rotated (steel spherical washers) Nm 5...30
Fig 3: Identifying Plate (201 589 02 31 00)
G07274617Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Spring Compressor (123 589 06 15 00)
G10127439Courtesy of MERCEDES-BENZ USA
Fig 5: Identifying Spring Compressor (126 589 02 15 00)
G07693998Courtesy of MERCEDES-BENZ USA
Fig 6: Identifying Spring Compressor (116 589 18 61 00)
G07274495Courtesy of MERCEDES-BENZ USA
Fig 7: Identifying Torque Meter (001 589 49 21 00)
G07274475Courtesy of MERCEDES-BENZ USA
Fig 8: Identifying Connecting Piece (100 589 02 59 00)
G07274474Courtesy of MERCEDES-BENZ USA
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