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TRANSMISSION CONTROL--Side View--Part 1 of 2 Serial No. 31G158 to 31G204 inclusive 657 WHEEL TRACTOR


OPERATOR STATION
CONTROL GP-TRANSMISSION
POWER TRAIN
CONTROL GP-TRANSMISSION HYD
VALVE GP-PRESSURE CONTROL
VALVE GP-SELECTOR

WHEEL TRACTOR 657 WHEEL TRACTOR 31G
 657 TRACTOR 31G00001-00231 (MACHINE) UE034745 657 31G   (1962)

OPERATOR STATION

CONTROL GP-TRANSMISSION
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
 

#UE0347450210
 

TRANSMISSION CONTROL

TRANSMISSION CONTROL--Side View--Part 1 of 2
Serial No. 31G158 to 31G204 inclusive
c86170 UE034745
None TRANSMISSION CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-5049 [1] TOGGLE ASSEM.  
  4D-5046 [2] PIN (.75" LONG)  
  4D-5045 [1] PIN (1.48" LONG)  
  3B-4611 [3] COTTER PIN  
  4D-9874 [1] HOUSING ASSEM.  
  4D-5033 [1] BRACKET  
  4B-9806 [1] SET SCREW  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1K-6978 [1] SCREW  
  7H-3937 [1] LOCKWASHER  
  3D-8624 [1] PIN  
  4D-4065 [1] END  
  1B-4430 [1] NUT  
  4D-6526 [1] ROD  
  3B-1915 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4D-0718 [1] BRACKET  
  4D-7910 [1] LEVER  
  1B-8706 [1] KEY  
  0S-1571 [1] BOLT  
  1D-4717 [1] NUT  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4D-7176 [1] GUARD ASSEM.  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  2M-3934 [2] LEVER  
  1B-8704 [2] KEY  
  5D-1754 [1] PLATE ASSEM.  
  3D-5702 [1] BEARING  
    (PART OF HOUSING ASSEM. 4D9874)
  4D-0506 [1] HANDLE  
  5B-8407 [1] PIN  
  4D-0587 [1] PIN  
  5F-7464 [1] SPRING  
  1A-8912 [1] WASHER  
  3B-4610 [1] COTTER PIN  
  0S-1587 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4D-4064 [1] END  
  5B-9079 [1] NUT  
  3B-1915 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4D-8157 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  4M-0496 [2] BOLT  
  4M-0497 [2] NUT  
  1D-4717 [2] NUT (JAM)  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-6406 [1] BELLCRANK  
  4M-4012 [1] BEARING  
  4B-4283 [1] WASHER  
  3B-4628 [1] COTTER PIN  
  4D-4064 [2] END  
  5B-9079 [2] NUT  
  4D-8158 [1] ROD  
  4D-6389 [1] BRACKET ASSEM.  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
 

#UE0347450211
 

TRANSMISSION CONTROL

TRANSMISSION CONTROL-Rear View--Part 2 of 2
Serial No. 31G158 to 31G204 inclusive
c86171 UE034745
None TRANSMISSION CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3D-8625 [1] ROD  
  1D-5117 [1] NUT  
  2A-1736 [1] KNOB  
  4B-4283 [2] WASHER  
  4D-3448 [1] BRACKET  
  4D-2619 [1] BEARING  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  0S-1591 [1] BOLT  
  1D-4717 [1] NUT  
  1K-6768 [1] COLLAR  
  3B-4630 [1] COTTER PIN  
  4D-2594 [1] BRACKET  
  4D-2619 [1] BEARING  
  4D-2623 [1] SHAFT  
  4D-2614 [1] LEVER  
  1B-8704 [1] KEY  
  0S-1591 [1] BOLT  
  1D-4717 [1] NUT  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  4D-3006 [1] ROD  
  6B-0863 [1] WASHER  
  4D-2594 [1] BRACKET  
  4D-2619 [1] BEARING  
  1A-2029 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-3004 [1] SHAFT  
  4D-7640 [1] PIN  
  3D-8823 [2] BEARING  
  4D-4972 [1] LEVER  
  4B-3608 [1] SET SCREW  
  1B-2578 [1] NUT  
  4D-4973 [1] LEVER  
  3D-5702 [2] BEARING  
  4D-5051 [1] PIN  
  4D-4971 [2] SPRING  
  4D-4974 [1] LEVER  
  3D-8824 [2] BEARING  
  4D-2615 [1] LEVER  
  1B-8704 [1] KEY  
  6B-0863 [1] WASHER  
  4D-2956 [1] BELLCRANK ASSEM.  
  2D-9717 [1] BEARING  
    (PART OF BELLCRANK ASSEM 4D2956)
  3B-8489 [1] FITTING  
  4D-0821 [1] WASHER  
  4D-0716 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4B-4283 [1] WASHER  
  4D-3008 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-6373 [1] BRACKET  
  0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-3448 [1] BRACKET  
  4D-2619 [1] BEARING  
  4D-6369 [1] SPACER  
  4B-4283 [1] WASHER  
  4D-6367 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  0T-0883 [1] WASHER  
  1B-2790 [1] BOLT  
  1D-4716 [1] NUT  
  4D-6366 [1] LEVER  
  1B-8701 [1] KEY  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
 

#UE0347450212
 

TRANSMISSION CONTROL

TRANSMISSION CONTROL--Side View--Part 1 of 2
Effective with Serial No. 31G205
c89232 UE034745
None TRANSMISSION CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-5049 [1] TOGGLE ASSEM.  
  4D-5046 [2] PIN (.75" LONG)  
  4D-5045 [1] PIN (1.48" LONG)  
  3B-4611 [3] COTTER PIN  
  4D-9874 [1] HOUSING ASSEM.  
  4D-5033 [1] BRACKET  
  4B-9806 [1] SET SCREW  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1K-6978 [1] SCREW  
  7H-3937 [1] LOCKWASHER  
  3D-8624 [1] PIN  
  4D-4065 [1] END  
  1B-4430 [1] NUT  
  4D-6526 [1] ROD  
  3B-1915 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4D-0718 [1] BRACKET  
  4D-7910 [1] LEVER  
  1B-8706 [1] KEY  
  0S-1571 [1] BOLT  
  1D-4717 [1] NUT  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4D-7176 [1] GUARD ASSEM.  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  2M-3934 [2] LEVER  
  1B-8704 [2] KEY  
  5D-1754 [1] PLATE ASSEM.  
  3D-5702 [1] BEARING  
    (PART OF HOUSING ASSEM. 4D9874)
  4D-0506 [1] HANDLE  
  5B-8407 [1] PIN  
  4D-0587 [1] PIN  
  5F-7464 [1] SPRING  
  1A-8912 [1] WASHER  
  3B-4610 [1] COTTER PIN  
  0S-1587 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4D-4064 [1] END  
  5B-9079 [1] NUT  
  3B-1915 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  5D-3091 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  4D-8157 [1] ROD  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  4M-0496 [2] BOLT  
  4M-0497 [2] NUT  
  1D-4717 [2] NUT (JAM)  
  3B-4506 [2] LOCKWASHER  
  4D-6406 [1] BELLCRANK  
  4M-4012 [1] BEARING  
  4B-4283 [1] WASHER  
  2D-8641 [1] PIN  
    (PART OF BRACKET ASSEM. 5D3089)
  3B-4628 [1] COTTER PIN  
  5D-3089 [1] BRACKET ASSEM.  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
 

#UE0347450213
 

TRANSMISSION CONTROL

TRANSMISSION CONTROL--Rear View--Part 2 of 2
Effective with Serial No. 31G205
c89826 UE034745
None TRANSMISSION CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3D-8625 [1] ROD  
  1D-5117 [1] NUT  
  2A-1736 [1] KNOB  
  4B-4283 [2] WASHER  
  4D-3448 [1] BRACKET  
  4D-2619 [1] BEARING  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  0S-1591 [1] BOLT  
  1D-4717 [1] NUT  
  1K-6768 [1] COLLAR  
  3B-4630 [1] COTTER PIN  
  4D-2594 [1] BRACKET  
  4D-2619 [1] BEARING  
  4D-2623 [1] SHAFT  
  4D-2614 [1] LEVER  
  1B-8704 [1] KEY  
  0S-1591 [1] BOLT  
  1D-4717 [1] NUT  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  4D-3006 [1] ROD  
  6B-0863 [1] WASHER  
  4D-2594 [1] BRACKET  
  4D-2619 [1] BEARING  
  1A-2029 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-3004 [1] SHAFT  
  4D-7640 [1] PIN  
  3D-8823 [2] BEARING  
  4D-4972 [1] LEVER  
  4B-3608 [1] SET SCREW  
  1B-2578 [1] NUT  
  4D-4973 [1] LEVER  
  3D-5702 [2] BEARING  
  4D-5051 [1] PIN  
  4D-4971 [2] SPRING  
  4D-4974 [1] LEVER  
  3D-8824 [2] BEARING  
  4D-2615 [1] LEVER  
  1B-8704 [1] KEY  
  6B-0863 [1] WASHER  
  4D-2956 [1] BELLCRANK ASSEM.  
  2D-9717 [1] BEARING  
    (PART OF BELLCRANK ASSEM 4D2956)
  3B-8489 [1] FITTING  
  4D-0821 [1] WASHER  
  4D-0716 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4B-4283 [1] WASHER  
  4D-3008 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-6373 [1] BRACKET  
  0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4D-3448 [1] BRACKET  
  4D-2619 [1] BEARING  
  4D-6369 [1] SPACER  
  4B-4283 [1] WASHER  
  4D-6367 [1] ROD  
  5B-9079 [2] NUT  
  4D-4064 [2] END  
  0T-0883 [1] WASHER  
  1B-2790 [1] BOLT  
  1D-4716 [1] NUT  
  4D-6366 [1] LEVER  
  1B-8701 [1] KEY  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
 

#UE0347450214
 

TRANSMISSION HYDRAULIC CONTROL

TRANSMISSION HYDRAULIC CONTROL--Top View--Part 1 of 2
Serial No. 31G1 to 31G154 inclusive. Part of 8M8235 Range Transmission Arrangement shown on Page 97
8M8249 and 8M7325 Valve parts are shown on Pages 104 and 105
c71374 UE034745
None TRANSMISSION HYDRAULIC CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-5892 [1] ELBOW  
  4M-1720 [1] LEVER ASSEM.  
  1F-2026 [1] BEARING  
    (PART OF LEVER ASSEM. 4M1720)
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  0L-1329 [1] BOLT  
  0V-0531 [1] WASHER  
  4M-1714 [1] SPACER  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  4M-2567 [1] ROD  
  0L-2070 [1] BOLT  
  5M-2894 [1] WASHER  
  0L-1143 [1] BOLT  
  5M-2894 [1] WASHER  
  4M-1768 [1] SPRING  
  0S-1594 [3] BOLT  
  0L-0364 [3] LOCK  
  2D-6005 [3] WASHER  
  8M-8527 [1] GASKET  
  7M-5919 [1] CAM  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  7M-5915 [1] PIN  
  8M-4445 [3] SEAL  
  5M-5771 [1] SLEEVE  
  8M-4389 [2] SEAL  
  5M-5756 [1] SLEEVE  
  8M-4437 [2] SEAL  
  0L-1351 [2] NUT  
  5M-2976 [2] LOCK  
  1M-6475 [2] SLEEVE  
  8M-4389 [4] SEAL  
  8M-7325 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0T-0573 [1] BOLT  
  5M-2894 [1] WASHER  
  5F-4899 [1] BOLT  
  5M-2894 [1] WASHER  
  8M-8249 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  9H-6672 [2] LINK  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  4M-5931 [1] LEVER  
  4B-4276 [2] WASHER  
  2M-5754 [2] SPRING  
  4M-8979 [1] COLLAR ASSEM.  
  2M-5788 [1] PLATE  
  4M-8968 [1] BUSHING  
  9H-0223 [2] SEAL  
  9M-2019 [1] SHAFT  
  2M-5795 [2] PIN  
  3B-4607 [2] COTTER PIN  
  7M-5915 [1] PIN  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  7M-5918 [1] DRIVE  
  4M-7837 [2] SLEEVE  
  8M-4389 [4] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0347450215
 

TRANSMISSION HYDRAULIC CONTROL

TRANSMISSION HYDRAULIC CONTROL--End View--Part 2 of 2
Serial No. 31G1 to 31G154 inclusive. Part of 8M8235 Range Transmission Arrangement shown on Page 97
5M5757, 2M3409 Valve and 9M2000 Switch parts are shown on Pages 105, 106 and 107
c84140 UE034745
None TRANSMISSION HYDRAULIC CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0L-1352 [1] BOLT  
  5M-2894 [1] WASHER  
  7M-5916 [1] LEVER  
  7M-5915 [1] PIN  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  1M-3863 [1] DETENT ASSEM.  
  5M-6214 [1] PLUG  
  1M-3850 [1] SPACER  
  0L-1329 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  0V-0531 [1] WASHER  
  9M-2000 Y [1] SWITCH GROUP  
    (SEE SEPARATE ILLUSTRATION)
  9M-2022 [1] DOWEL  
    (PART OF DETENT ASSEM. 1M3863)
  9H-6673 [4] PIN  
  3B-4615 [4] COTTER PIN  
  9H-6672 [4] LINK  
  8M-8559 [1] MANIFOLD  
  2M-3409 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0S-1594 [2] BOLT  
  5M-2976 [2] LOCK  
  8M-4438 [3] SEAL  
  8M-8169 [1] SEAT  
  4B-9782 [1] BALL  
  5M-6192 [1] SEAT  
    (PARTS OF MANIFOLD ASSEM. 4M5984)
  0S-1594 [2] BOLT  
  4M-8311 [2] LOCK  
  8M-8526 [1] ELBOW  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  0L-1352 [1] BOLT  
  5M-2894 [1] WASHER  
  7M-5917 [1] LEVER  
  7M-5915 [1] PIN  
  0T-0573 [1] BOLT  
  5M-2894 [1] WASHER  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  7M-1298 [1] ROD  
  0S-1571 [2] BOLT  
  5M-2976 [2] LOCK  
  0S-1590 [3] BOLT  
  5M-2894 [3] WASHER  
  5M-5757 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  8M-4438 [10] SEAL  
  4M-5984 [1] MANIFOLD ASSEM.  
  2B-0858 [1] PLUG  
    (PART OF MANIFOLD ASSEM. 4M5984)
  8M-1043 [7] SEAL ASSEM.  
  8M-4446 [5] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0347450216
 

TRANSMISSION HYDRAULIC CONTROL

TRANSMISSION HYDRAULIC CONTROL--Top View--Part 1 of 2
Effective with Serial No. 31G155-Up and Test No. 2358-Up. Part of 8M8235 Range Transmission Arrangement shown on Pages 97 and 97B
8M8249 and 8M7325 Valve parts are shown on Pages 104 and 105
c91939 UE034745
None TRANSMISSION HYDRAULIC CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-8489 [1] ELBOW  
  4M-1720 [1] LEVER ASSEM.  
  1F-2026 [1] BEARING  
    (PART OF LEVER ASSEM. 4M1720)
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  0L-1329 [1] BOLT  
  0V-0531 [1] WASHER  
  3S-1324 [1] SPACER  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  4M-2567 [1] ROD  
  0L-2070 [1] BOLT  
  5M-2894 [1] WASHER  
  0L-1143 [1] BOLT  
  5M-2894 [1] WASHER  
  4M-1768 [1] SPRING  
  0S-1594 [3] BOLT  
  0L-0364 [3] LOCK  
  2D-6005 [3] WASHER  
  8M-8527 [1] GASKET  
  7M-5919 [1] CAM  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  7M-5915 [1] PIN  
  8M-4445 [3] SEAL  
  2S-1357 [1] SLEEVE  
  8M-4389 [2] SEAL  
  2S-1389 [1] SLEEVE  
  8M-4437 [2] SEAL  
  0L-1351 [2] NUT  
  5M-2976 [2] LOCK  
  2S-0484 [2] SLEEVE  
  8M-4389 [4] SEAL  
  8M-7325 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0T-0573 [1] BOLT  
  5M-2894 [1] WASHER  
  5F-4899 [1] BOLT  
  5M-2894 [1] WASHER  
  8M-8249 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  9H-6672 [2] LINK  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  4M-5931 [1] LEVER  
  4B-4276 [2] WASHER  
  2M-5754 [2] SPRING  
  4M-8979 [1] COLLAR ASSEM.  
  2M-5788 [1] PLATE  
  4M-8968 [1] BUSHING  
  9H-0223 [2] SEAL  
  9M-2019 [1] SHAFT  
  2M-5795 [2] PIN  
  3B-4607 [2] COTTER PIN  
  7M-5915 [1] PIN  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  7M-5918 [1] DRIVE  
  2S-1356 [2] SLEEVE  
  8M-4389 [4] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0347450217
 

TRANSMISSION HYDRAULIC CONTROL

TRANSMISSION HYDRAULIC CONTROL--End View--Part 2 of 2
Effective with Serial No. 31G155-Up and Test No. 2358-Up. Part of 8M8235 Range Transmission shown on Pages 97 & 97B
5M5757 Override Selector Valve, 2M3409 Safety Reset and Converter Hold Valve and 9M2000 Manual Switch
parts are shown on Pages 105, 106 and 107
c91940 UE034745
None TRANSMISSION HYDRAULIC CONTROL Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1571 [1] BOLT  
  5M-2894 [1] WASHER  
  7M-5916 [1] LEVER  
  7M-5915 [1] PIN  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  1M-3863 [1] DETENT ASSEM.  
  5M-6214 [1] PLUG  
  1M-3850 [1] SPACER  
  0L-1329 [1] BOLT  
  1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  0V-0531 [1] WASHER  
  9M-2000 Y [1] SWITCH GROUP  
    (SEE SEPARATE ILLUSTRATION)
  9M-2022 [1] DOWEL  
    (PART OF DETENT ASSEM. 1M3863)
  9H-6673 [4] PIN  
  3B-4615 [4] COTTER PIN  
  9H-6672 [4] LINK  
  1S-3194 [1] MANIFOLD  
  2M-3409 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0S-1594 [2] BOLT  
  5M-2976 [2] LOCK  
  8M-4438 [3] SEAL  
  8M-8169 [1] SEAT  
  4B-9782 [1] BALL  
  5M-6192 [1] SEAT  
    (PARTS OF MANIFOLD ASSEM. 4M5984)
  1A-2029 [2] BOLT  
  4M-8311 [2] LOCK  
  1S-3193 [1] ELBOW  
  1B-4203 [1] NUT  
  5M-2894 [1] WASHER  
  0L-1352 [2] BOLT  
  5M-2894 [2] WASHER  
  7M-5917 [1] LEVER  
  7M-5915 [1] PIN  
  0T-0573 [1] BOLT  
  5M-2894 [1] WASHER  
  9H-6673 [2] PIN  
  3B-4615 [2] COTTER PIN  
  7M-1298 [1] ROD  
  0S-1590 [2] BOLT  
  5M-2894 [2] WASHER  
  0S-1590 [3] BOLT  
  5M-2894 [3] WASHER  
  5M-5757 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  8M-4438 [10] SEAL  
  4M-5984 [1] MANIFOLD ASSEM.  
  2B-0858 [1] PLUG  
    (PART OF MANIFOLD ASSEM. 4M5984)
  8M-1043 [7] SEAL ASSEM.  
  8M-4446 [5] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0347450218
 

8M-8249: PRESSURE CONTROL VALVE GROUP

8M8249 PRESSURE CONTROL VALVE GROUP
Part of Transmission Hydraulic Control shown on Page 102
c71727 UE034745
8M8249 PRESSURE CONTROL VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5M-6214 [5] PLUG  
  2M-1168 [1] SLUG  
  4M-5920 H [1] SPOOL (.8736" DIAMETER)  
    - OR -
  8M-0996 H [1] SPOOL (.8816" DIAMETER)  
  5M-9555 H [1] SPOOL (.8736" DIAMETER)  
    - OR -
  8M-0995 H [1] SPOOL (.8816" DIAMETER)  
  5M-2504 [1] SLUG  
  0S-1594 [2] BOLT  
  7M-9763 [1] LOCK  
  8M-8622 [1] COVER  
  8M-8157 [2] SEAL  
  7M-5865 [1] SPRING  
  8M-8560 H [1] SPOOL ASSEM. (.8736" DIAMETER)  
    - OR -
  8M-8562 H [1] SPOOL ASSEM. (.8816" DIAMETER)  
  8M-8157 [1] SEAL  
  4M-5915 [1] SPRING (RED STRIP)  
  0S-1571 [6] BOLT  
  7M-5727 [3] LOCK  
  8M-8539 [1] COVER ASSEM.  
  8M-8515 [1] SEAL  
  8M-1109 H [1] PISTON (.8736" DIAMETER)  
    - OR -
  8M-2485 H [1] PISTON (.8816" DIAMETER)  
  8M-2482 [1] PLUG  
  8M-1078 [1] CHECK  
  8M-2483 [1] SPRING  
  4M-1750 [2] SPACER(.036"THICK)  
  4M-1751 [3] SPACER(.016"THICK)  
  8M-1111 [1] SPRING (YELLOW STRIPE)  
  4M-5915 [1] SPRING (RED STRIP)  
  4M-5918 [1] PLUG  
  2B-0858 [1] PLUG  
  4M-5893 [1] SPRING (OUTER)  
  4M-5912 [1] SPRING (INNER)  
  4M-5913 H [1] PISTON (.8736" DIAMETER)  
    - OR -
  8M-0994 H [1] PISTON (.8816" DIAMETER)  
  4M-1750 [1] SPACER (.036"THICK)  
  4M-1751 [1] SPACER (.016"THICK)  
  5M-2504 [1] SLUG  
  8M-8565 H [1] SPOOL (.8736" DIAMETER)  
    - OR -
  8M-8566 H [1] SPOOL (.8816" DIAMETER)  
  5M-9548 [2] SPRING  
  8M-4409 [2] RETAINER  
  8M-2538 [2] POPPET  
  7M-8592 [2] RING  
    (1 OF EACH IN EACH SPOOL ASSEM. 8M8560 AND 8M8562)
  5M-2504 [1] SLUG  
  5M-9062 [4 FEET] WIRE  
  8M-1110 H [1] SPOOL (.8736" DIAMETER)  
    - OR -
  8M-2484 H [1] SPOOL (.8816" DIAMETER)  
  4M-5919 [5] PLUG  
  8M-8558 [1] BODY ASSEM.  
  H   SELECTIVE FIT ORDER SPOOL OR P
 

#UE0347450219
 

8M-7325: SELECTOR VALVE GROUP

8M7325 SELECTOR VALVE GROUP
Part of Transmission Hydraulic Control shown on Pages 102 and 103A
c77698 UE034745
8M7325 SELECTOR VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8M-7327 H [1] SPOOL(1.3736" DIA.)  
    -OR-
  8M-7328 H [1] SPOOL(1.3816" DIA.)  
  2M-1660 [2] BOLT  
  2S-5717 [2] NUT  
  [1] BODY  
  4M-1713 H [1] SPOOL (1.3736" DIA.)  
    -OR-
  8M-0982 H [1] SPOOL (1.3816" DIA.)  
  H   SELECTIVE FIT: ORDER SPOOL BY
 

Information:

Service Magazine
Caution: Transmission Control Systems With Electronic Switching Can Be Damaged By Wrong Use Of 1P3550 Or 5P6590 Wiring Harness Tester Groups{0651,3168,1408}
1980/12/01
Extension Cable Makes It Easier To Use ICM Transmission Control Monitor {3168,0600,1408}
1989/10/09

Caterpillar Parts SIS Catalog 657 :

TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
PLANETARY TRANSMISSION
RANGE TRANSMISSION ARRANGEMENT
8M-8235 RANGE TRANSMISSION ARRANGEMENT
RANGE TRANSMISSION ARRANGEMENT
8M-8235 RANGE TRANSMISSION ARRANGEMENT
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
TRANSMISSION HYDRAULIC CONTROL
PRESSURE CONTROL VALVE GROUP
8M-8249 PRESSURE CONTROL VALVE GROUP

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