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Home >> Mercedes Benz >> 1994 >> C220 >> Repair and Diagnosis >> External Pages >> Different car >> Section 72 (Rear Axle - 140 Chassis) >> Testing & Repair >> Disassembling and assembling rear axle, adjusting gear set - AR35.31-P-0550 >> Disassembling and assembling rear axle differential, adjusting gear set - AR35.31-P-0550A >> Pretension rear axle housing with spreader (brace) - AR35.31-P-0550-23A

Pretension rear axle housing with spreader (brace) - AR35.31-P-0550-23A

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REAR AXLE HOUSING EXPANSION (SPREAD DIMENSION)

Number Designation Models 129.058/063 as of 01.06.94, Models 129.059/064 Models 140.02/03 as of 01.06.94 Type 170.465/466
BE35.31-P-1002-04A Rear axle housing expansion (expanded dimension) when installing circlip mm 0.3 0.3 0.3
REAR AXLE HOUSING EXPANSION (SPREAD DIMENSION)

Number Designation Model 202.033/093/ 133/193, Model 202.085 with manual 5 speed transmission, Models 202.134/194 with code 450 Model 203.006/064/206 /264/706, Model 203.004/204 with code 450 Model 208.365/370/46 5/470
BE35.31-P-1002-04A Rear axle housing expansion (expanded dimension) when installing circlip mm 0.3 0.3 0.3
REAR AXLE HOUSING EXPANSION (SPREAD DIMENSION)

Number Designation 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 Models 220.063/065/067/083/ 084/087/165/167/183/ 184/187
BE35.31-P-1002-04A Rear axle housing expansion (expanded dimension) when installing circlip mm 0.3 0.3
TEST VALUES FOR REAR AXLE HOUSING EXPANSION

Number Designation Models 209.316/342/ 343/361/375/ 376/442/461/ 475/476
BE35.31-P-1002-04C Rear axle housing expansion (expanded dimension) when installing circlip mm 0.3
Fig 1: Identifying Spreader (140 589 05 31 00)
G04636566Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Contact Arm (126 589 08 21 00)
G04636567Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Attach spreader (058) to rear axle housing; to do this, tighten collar bolts (arrows) to 50 Nm.
    Fig 3: Identifying Spreader And Collar Bolts
    G04636568Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  2. Turn flat surface (arrow) on thrust piece to the bottom.
  3. Screw in the threaded spindle (058a) by hand until the thrust piece touches the tapered roller bearing outer race (11a).
    Fig 4: Identifying Threaded Spindle And Outer Race
    G04636569Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  4. Position measuring yoke (059) for expansion dimension measurement on spreader (058) and press against the two bolts from below. Set dial gauge to "0" with 3 mm preload.

    IMPORTANT The rabbet bolt (arrow) of the measuring yoke (059) must abut the contact surface of the rear axle housing.

    Fig 5: Locating Measuring Yoke
    G04636570Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  5. Screw in the threaded spindle (058a) of the spreader until (058) the rear axle housing has reached the specified expanded dimension.

    NOTES When spreading, do not exceed the specified spread dimension in order to avoid damage to the rear axle center assembly.

  6. Remove contact arm (059).
    Fig 6: Removing Contact Arm
    G04636571Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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