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TANDEM DRIVE HOUSING Serial No. 99E7462, 99E7463 and 99E7465-Up Note: Quantities shown are those required for both R.H. and L.H. sides 12E




POWER TRAIN

DRIVE GP
 

#UE0347800210
 

TANDEM DRIVE HOUSING

TANDEM DRIVE HOUSING
Serial No. 99E7462, 99E7463 and 99E7465-Up
Note: Quantities shown are those required for both R.H. and L.H. sides
c93705 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2D-3397 [4] CHAIN  
  5B-6401 [24] LINK (CONNECTING)  
  5B-6379 [25] LINK  
  5B-6390 [1] LINK (MASTER)  
  4D-4035 [52] SHIM  
  2B-3184 [4] CONE  
  1B-3931 [4] CUP  
  4D-4032 [2] CAGE  
  4D-6576 [30] STUD  
  1D-4719 [30] NUT  
  3B-4508 [30] LOCKWASHER  
  1D-4720 [40] NUT  
  3B-4510 [40] LOCKWASHER  
  3D-9932 [4] CAGE  
  8F-5900 [4] SEAL  
  8F-8733 [4] SEAL  
  3D-2094 [48] BOLT  
  7H-7810 [48] NUT  
  0S-0468 [40] STUD  
    (20 IN EACH HOUSING ASSEM. 4D7277)
  1D-4720 [40] NUT  
  3B-4510 [40] LOCKWASHER  
  8F-5900 [2] SEAL  
  4D-6236 [2] CAGE  
  4D-3848 [4] CONE  
  1B-3931 [4] CUP  
  5D-0505 [4] SEAL  
  5D-0506 [4] SPINDLE  
  8F-8050 [4] WASHER  
  1M-2069 [4] NUT  
  8F-8049 [4] LOCK  
  2B-3148 [8] COVER  
  2B-3147 [8] GASKET  
  0S-1621 [40] BOLT  
  3B-4508 [60] LOCKWASHER  
  3D-2236 [2] SPROCKET ASSEM.  
  0S-0468 [36] STUD  
    (18 IN EACH HOUSING ASSEM. 4D7277)
  1D-4720 [36] NUT  
  3B-4510 [36] LOCKWASHER  
  3D-5457 [2] CAGE  
  5B-5295 [4] GASKET  
  3D-5403 [2] BEARING  
  3D-5451 [2] SPACER  
  2B-7411 [2] PLUG  
  3D-5456 [2] COVER  
  0S-1603 [20] BOLT  
  3D-7438 [2] RING ASSEM.  
  3D-2136 [4] SPROCKET  
  8F-6528 [4] BOLT  
  0L-1147 [8] GASKET  
  1B-4443 [12] NUT  
  [12] COTTER PIN  
  4D-7277 [2] HOUSING ASSEM.  
  3D-2373 [2] HOUSING ASSEM.  
    (1 IN EACH HOUSING ASSEM. 4D7277)
  1B-5174 [2] PLUG  
  4B-9508 [4] RING  
  4B-2732 [4] GASKET  
  4B-2733 [4] RETAINER  
  1F-8488 [2] BREATHER  
  3B-7722 [2] BUSHING  
  4B-6067 [2] ELBOW  
  0S-1749 [40] STUD  
    (20 IN EACH HOUSING ASSEM. 4D7277)
  [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  5D-6750 [2] CAGE  
  0S-1749 [40] STUD  
  0T-0217 [4] KEY  
  3D-5606 [2] CAGE  
  8F-5900 [2] SEAL  
  3D-2980 [4] COVER  
  3D-2981 [4] GASKET  
 

#UE0347800211
 

HYDRAULIC BRAKE CONTROL

HYDRAULIC BRAKE CONTROL
Serial No. 99E4491 to 99E5631 inclusive
4B8759 Wheel Cylinder Assembly and 2D9600 Master Cylinder Assembly parts are shown on Page 87
c71319 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-0509 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  8F-1179 [7] CLIP  
  5B-0494 [8] GROMMET  
  2F-5495 [1] TUBE ASSEM. (R.H.)  
  4D-4192 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 2F5495 & 2F5496)
  7F-5055 [2] BRACKET  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-9982 [2] NUT  
  4B-7054 [2] LOCK  
  4B-8761 [2] HOSE ASSEM.  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  [2] CLIP  
  0S-1617 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  3H-3920 [2] TEE ASSEM.  
  4B-8720 [2] PLUG  
  [4] CLIP  
  2D-3439 [1] TUBE ASSEM. (R.H.)  
  2D-3438 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 2D3439 & 2D3438)
  0S-1617 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  4B-8759 Y [2] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  7B-7501 [1] CLIP  
  0S-1571 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  3H-2137 [3] SPACER  
  2D-8820 [1] BRACKET  
  2D-9600 Y [1] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  5B-3254 [1] NUT  
  2D-8718 [1] ROD  
  0S-0175 [1] PIN  
  3B-4617 [1] COTTER PIN  
  4B-8757 [1] TEE ASSEM.  
  3B-0731 [1] BOLT  
  1D-4716 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2D-8581 [1] TUBE ASSEM.  
  4B-8774 [2] NUT  
    (PART OF ASSEM. 2D8581)
  0T-0065 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  2D-9608 [1] FITTING  
  5H-3703 [1] GASKET  
  4H-6143 [1] BOLT  
  4H-6145 [1] GASKET  
  2F-2775 [1] SWITCH  
  4D-0621 [3] CLAMP  
  5B-0494 [3] GROMMET  
  4B-0418 [2] CLIP  
  5B-0494 [2] GROMMET  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800212
 

HYDRAULIC BRAKE CONTROL

HYDRAULIC BRAKE CONTROL
Serial No. 99E5632 to 99E6661 inclusive
4B8759 Wheel Cylinder Assembly and 2D9600 Master Cylinder Assembly parts are shown on Page 87
c84339 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-0509 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  8F-1179 [7] CLIP  
  5B-0494 [8] GROMMET  
  2F-5495 [1] TUBE ASSEM. (R.H.)  
  4D-4192 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 2F5495 & 2F5496)
  7F-5055 [2] BRACKET  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-9982 [2] NUT  
  4B-7054 [2] LOCK  
  4B-8761 [2] HOSE ASSEM.  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  [2] CLIP  
  0S-1617 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  3H-3920 [2] TEE ASSEM.  
  4B-8720 [2] PLUG  
  [4] CLIP  
  2D-3439 [1] TUBE ASSEM. (R.H.)  
  2D-3438 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 2D3439 & 2D3438)
  0S-1617 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  4B-8759 Y [2] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  7B-7501 [1] CLIP  
  0S-1571 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  3H-2137 [3] SPACER  
  2D-8820 [1] BRACKET  
  2D-9600 Y [1] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  5B-3254 [1] NUT  
  2D-8718 [1] ROD  
  0S-0175 [1] PIN  
  3B-4617 [1] COTTER PIN  
  4D-4763 [1] TEE  
  3B-0731 [1] BOLT  
  1D-4716 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2D-8581 [1] TUBE ASSEM.  
  4B-8774 [2] NUT  
    (PART OF ASSEM. 2D8581)
  0T-0065 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  4D-4764 [1] CONNECTOR  
  5H-3703 [1] GASKET  
  4H-6143 [1] BOLT  
  4H-6145 [1] GASKET  
  2F-2775 [1] SWITCH  
  4D-0621 [3] CLAMP  
  5B-0494 [3] GROMMET  
  4B-0418 [2] CLIP  
  5B-0494 [2] GROMMET  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800213
 

HYDRAULIC BRAKE CONTROL

HYDRAULIC BRAKE CONTROL
Effective with Serial No. 99E6662
c85619 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-0621 [3] CLAMP  
  5B-0494 [3] GROMMET  
  0S-1571 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  3H-2137 [3] SPACER  
  4D-6957 [1] TUBE ASSEM. (R.H.)  
  4D-6958 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 4D6957 & 4D6958)
  7F-5055 [2] BRACKET  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-9982 [2] NUT  
  4B-7054 [2] LOCK  
  4B-8761 [2] HOSE ASSEM.  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  [2] CLIP  
  0S-1617 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  3H-3920 [2] TEE ASSEM.  
  4B-8720 [2] PLUG  
  [4] CLIP  
  2D-3439 [1] TUBE ASSEM. (R.H.)  
  2D-3438 [1] TUBE ASSEM. (L.H.)  
  4B-8756 [4] NUT  
    (2 IN EACH ASSEM. 2D3439 & 2D3438)
  0S-1617 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  4B-8759 Y [2] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  7B-7501 [1] CLIP  
  5B-0494 [1] GROMMET  
  0S-0509 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4D-6956 [1] TEE ASSEM.  
  1B-3057 [2] CLIP  
  5B-0494 [2] GROMMET  
  2D-9600 Y [1] CYLINDER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  5B-3254 [1] NUT  
  2D-8718 [1] ROD  
  0S-0175 [1] PIN  
  3B-4617 [1] COTTER PIN  
  4D-7138 [1] TUBE ASSEM.  
  4B-8774 [2] NUT  
    (PART OF TUBE ASSEM. 4D7138)
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  8F-1179 [5] CLIP  
  5B-0494 [5] GROMMET  
  0S-0509 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  0T-0065 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  3B-1915 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  2D-9608 [1] CONNECTOR  
  5H-3703 [1] GASKET  
  4H-6143 [1] BOLT  
  4H-6145 [1] GASKET  
  2F-2775 [1] SWITCH  
  2D-8820 [1] BRACKET  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800214
 

4B-8759: BRAKE AS-CYLINDER

4B8759 WHEEL CYLINDER ASSEMBLY
Part of Hydraulic Brake Control and 4D3340 Tandem Front Brake Group
shown on Pages 86 and 154
c40184 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4B-8996 [1] BODY  
  4B-9001 [2] STRAP  
  4B-8999 [2] BOOT  
  4B-9000 [2] PISTON  
  4B-8997 [2] CUP  
  4B-8998 [1] SPRING  
  4B-9004 [1] GASKET  
  9F-2167 [1] BLEEDER SCREW  
  4B-9003 [1] FITTING  
 

#UE0347800215
 

2D-9600: MASTER CYLINDER ASSEMBLY

2D9600 MASTER CYLINDER ASSEMBLY
Part of Hydraulic Brake Control
c67410 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2D-9594 [1] BODY  
  1F-4652 [1] CUP  
    (PART OF ASSEM. 5B3223)
  5B-3225 [1] PLATE  
  5B-3226 H [1] WIRE  
  5B-3227 H [1] BOOT  
  3D-2306 [1] ROD ASSEM.  
  5B-3223 H [1] PISTON ASSEM.  
  9B-1544 [1] CAP ASSEM.  
  9B-1545 [1] GASKET  
  3D-9335 [1] REBUILD KIT  
    (CONSISTS OF ALL PARTS MARKED H)
  3H-5454 H [1] VALVE ASSEM.  
  5B-3219 [1] SPRING ASSEM.  
  5B-3222 H [1] CUP  
 

#UE0347800216
 

HYDRAULIC WHEEL BRAKE

HYDRAULIC WHEEL BRAKE--Rear
Serial No. 99E4491 to 99E4981 inclusive
Note: Quantities shown are those required for both R.H. and L.H. sides
c82793 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-3275 [1] BRAKE ASSEM. (R.H.)  
  4D-3276 Y [1] BRAKE ASSEM. (L.H.)  
    (SEE SEPARATE ILLUSTRATION)
  2D-1345 [2] DRUM  
  1A-8537 [16] BOLT  
  3B-4510 [16] LOCKWASHER  
  4B-8304 [4] LINK  
  4D-1676 [8] STUD  
  4D-6432 [8] NUT  
  4D-1726 [12] BOLT  
  4D-6433 [20] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800217
 

HYDRAULIC WHEEL BRAKE

HYDRAULIC WHEEL BRAKE--Rear
Effective with Serial No. 99E4982
4D6273 and 4D6274 Brake Assembly parts are shown on Page 90
c91058 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-6273 [1] BRAKE ASSEM.  
    (RIGHT HAND)
  4D-6274 Y [1] BRAKE ASSEM. (LEFT HAND)  
    (SEE SEPARATE ILLUSTRATION)
  4B-8304 [4] LINK  
  1A-8537 [16] BOLT  
  3B-4510 [16] LOCKWASHER  
  4D-1676 [12] STUD  
  4D-6432 [12] NUT  
  4D-6433 [12] WASHER  
    -OR-
  4D-1726 [12] BOLT  
  4D-6433 [12] WASHER  
  4D-1726 [24] BOLT  
  4D-6433 [24] WASHER  
  2D-1345 [2] DRUM  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800218
 

4D-3275: BRAKE ASSEMBLY

4D3275 BRAKE ASSEMBLY--R.H.
4D3276 BRAKE ASSEMBLY--L.H.
Part of Hydraulic Wheel Brake
c93481 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4B-8305 [1] SPRING  
  6B-9503 [6] COVER  
  6B-9497 [6] PIN  
    (PARTS OF PLATE ASSEM. 4D3272)
  4B-8312 [1] SPRING (RED)  
  4D-3274 R [1] SHOE & LINING ASSEM.  
    (L.H. FRONT - R.H. REAR)
  4D-4021 [1] BRAKE LINING KIT  
    (CONSISTS OF A COMPLETE SET OF LININGS & RIVETS FOR ONE WHEEL)
  4D-3267 [1] SPRING  
  4D-3262 [1] NUT  
    (PART OF SCREW ASSEM. 4D3292)
  4D-3261 [1] NUT  
    (PART OF SCREW ASSEM. 4D3291)
  4B-8309 [1] PIN  
  3B-4624 [2] COTTER PIN  
  4D-3292 [1] SCREW ASSEM. (L.H.)  
  4D-3264 [1] SCREW  
    (PART OF SCREW ASSEM. 4D3292)
  4D-3291 [1] SCREW ASSEM. (R.H.)  
  4D-3263 [1] SCREW  
    (PART OF SCREW ASSEM. 4D3291)
  4B-8317 [1] PLATE  
  4D-3265 [2] PIN  
  1F-0974 [2] NUT  
  4B-8318 [2] LOCKWASHER  
  4D-3270 [1] CABLE ASSEM.  
  4B-8311 [1] SPRING (BLACK)  
  4D-3273 R [1] SHOE & LINING ASSEM.  
    (L.H. REAR-R.H. FRONT)
  4D-3272 [1] PLATE ASSEM.  
  4D-3266 [1] GUIDE  
  4D-3269 [1] LEVER  
  4B-8315 [4] PIN  
  3B-4623 [4] COTTER PIN  
  4B-8314 [8] CUP  
  4B-8313 [4] SPRING  
  4D-3271 [1] PIN  
  4D-3268 [1] SOCKET  
  R   REMFG PART MAY BE AVAILABLE
 

#UE0347800219
 

4D-3276: BRAKE ASSEMBLY

4D3275 BRAKE ASSEMBLY--R.H.
4D3276 BRAKE ASSEMBLY--L.H.
Part of Hydraulic Wheel Brake
c93481 UE034780
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Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4B-8305 [1] SPRING  
  6B-9503 [6] COVER  
  6B-9497 [6] PIN  
    (PARTS OF PLATE ASSEM. 4D3272)
  4B-8312 [1] SPRING (RED)  
  4D-3274 R [1] SHOE & LINING ASSEM.  
    (L.H. FRONT - R.H. REAR)
  4D-4021 [1] BRAKE LINING KIT  
    (CONSISTS OF A COMPLETE SET OF LININGS & RIVETS FOR ONE WHEEL)
  4D-3267 [1] SPRING  
  4D-3262 [1] NUT  
    (PART OF SCREW ASSEM. 4D3292)
  4D-3261 [1] NUT  
    (PART OF SCREW ASSEM. 4D3291)
  4B-8309 [1] PIN  
  3B-4624 [2] COTTER PIN  
  4D-3292 [1] SCREW ASSEM. (L.H.)  
  4D-3264 [1] SCREW  
    (PART OF SCREW ASSEM. 4D3292)
  4D-3291 [1] SCREW ASSEM. (R.H.)  
  4D-3263 [1] SCREW  
    (PART OF SCREW ASSEM. 4D3291)
  4B-8317 [1] PLATE  
  4D-3265 [2] PIN  
  1F-0974 [2] NUT  
  4B-8318 [2] LOCKWASHER  
  4D-3270 [1] CABLE ASSEM.  
  4B-8311 [1] SPRING (BLACK)  
  4D-3273 R [1] SHOE & LINING ASSEM.  
    (L.H. REAR-R.H. FRONT)
  4D-3272 [1] PLATE ASSEM.  
  4D-3266 [1] GUIDE  
  4D-3269 [1] LEVER  
  4B-8315 [4] PIN  
  3B-4623 [4] COTTER PIN  
  4B-8314 [8] CUP  
  4B-8313 [4] SPRING  
  4D-3271 [1] PIN  
  4D-3268 [1] SOCKET  
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Tool Operating Manual
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Caterpillar Parts SIS Catalog 12E :

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