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9P3459 TRANSMISSION ARRANGEMENT 1T1040 Torque Converter, 2P2945 Planetary Transmission, 2P2946 Transfer Gear and 9P3433 Transmission Lubrication System Control parts are shown on Pages 53 through 57 and 59 931


POWER TRAIN
TRANSMISSION GP
TORQUE CONVERTER GP
TRANSMISSION GP
GEAR GP
OPERATOR STATION
CONTROL GP-TRANSMISSION
POWER TRAIN
CONTROL GP-XMSN OIL SYSTEM
VALVE GP

TRACK LOADER 931 TRACK LOADER 78U
 931 TRAXCAVATOR 78U03914-UP (MACHINE) POWERED BY 3204 ENGINE SEBP1190 931 78U   (1976)

POWER TRAIN

TRANSMISSION GP
TRANSMISSION ARRANGEMENT
9P-3459 TRANSMISSION ARRANGEMENT
PLANETARY GP
2P-2945 PLANETARY GP
2P-2945 PLANETARY GP
 

#SEBP11900070
 

9P-3459: TRANSMISSION ARRANGEMENT

9P3459 TRANSMISSION ARRANGEMENT
1T1040 Torque Converter, 2P2945 Planetary Transmission, 2P2946 Transfer Gear and
9P3433 Transmission Lubrication System Control parts are shown on Pages 53
through 57 and 59
c217412 SEBP1190
9P3459 TRANSMISSION ARRANGEMENT Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-2946 [1] TRANSFER GEARS  
2. 2P-2945 [1] PLANETARY TRANSMISSION  
3. 9P-3433 [1] TRANSMISSION LUB. SYSTEM CONTROL  
4. 1T-1040 Y [1] TORQUE CONVERTER GROUP  
    (Separate Illustration)
  3P-5529 H [1] COVERS GROUP  
  H   NOT SHOWN-SHIPPING & STORAGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP11900071
 

1T-1040: TORQUE CONVERTER GP

1T1040 TORQUE CONVERTER GROUP
Part of 9P3459 Transmission Arrangement shown on Page 52
c156650 SEBP1190
1T1040 TORQUE CONVERTER GP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-1001 [1] HOUSING AS  
2. 1T-1002 [1] GEAR-DRIVE (48 TEETH)  
3. 3B-1915 [8] BOLT  
4. 5P-0076 [4] BOLT-12 POINT HEAD  
5. 2J-5850 [2] PIN  
6. 1T-1231 C [1] RING-SEAL  
7. 1T-0994 [1] BALL BEARING  
8. 1T-1054 [1] FLANGE AS-MOUNTING  
9. 2M-2827 [1] BEARING-SLEEVE  
10. 1T-1003 [1] SPIDER-DRIVE  
11. 1T-1004 [1] RING-RETAINING  
12. 1T-1230 C [1] RING-SEAL  
13. 3K-6837 [1] RING-RETAINING  
14. 1T-0996 [1] HUB-SPLINED  
15. 1J-6470 [1] RING-RETAINING  
16. 1T-0993 [1] BALL BEARING  
17. 0S-1594 [12] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP11900072
 

2P-2945: PLANETARY GP

2P2945 PLANETARY TRANSMISSION GROUP--Part 1 of 2
Part of 9P3459 Transmission Arrangement shown on Page 52
c217165 SEBP1190
2P2945 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3P-0743 [1] HOUSING ASSEM.  
  4B-9880 [1] BALL  
2. 9S-6897 [1] GEAR (54 Teeth)  
3. 9S-8417 [1] CARRIER ASSEM.  
4. 9S-2774 [3] SHAFT  
5. 9S-6931 [1] PLATE ASSEM.  
  9F-2049 [2] DOWEL  
6. 2P-3605 [1] HOUSING ASSEM.  
  2D-6642 [2] BALL (.250 in. Dia.)  
  4B-9880 [1] BALL (.3127 in. Dia.)  
  5B-5821 C [2] DOWEL  
7. 9S-6958 [1] BEARING  
8. 9S-6932 [1] HOUSING ASSEM.  
  4L-4644 [1] STUD  
  5B-5821 C [2] DOWEL  
9. 9S-6895 [1] PISTON  
10. 9S-8405 [12] SPRING  
11. 9S-6951 [1] PISTON  
12. 9S-6899 [1] HOUSING  
13. 9S-6949 [1] MANIFOLD  
14. 6P-6035 C [1] MANIFOLD ASSEM.  
  8S-3426 [1] DOWEL  
  4B-9782 [1] BALL  
15. 1H-5403 [1] BOLT  
  9S-8413 [1] WASHER  
16. 9S-6918 [2] SEAL  
17. 9S-6913 [1] SEAL  
18. 9S-6914 [1] SEAL  
19. 9S-6924 [1] BEARING  
20. 2M-3974 [1] RING  
21. 3S-6874 [1] RING  
22. 2D-1523 [1] RING  
23. 9S-6891 [1] HUB (24 Teeth)  
24. 8H-0350 [4] RING  
25. 9F-7383 [1] SEAL  
26. 5M-2055 [12] ROLLER ASSEM.  
27. 8S-3553 [1] PLATE (Serial No.)  
28. 7B-3028 [2] SCREW  
  C   INDICATES CHANGE
 

#SEBP11900073
 

2P-2945: PLANETARY GP

2P2945 PLANETARY TRANSMISSION GROUP--Part 2 of 2
Part of 9P3459 Transmission Arrangement shown on Page 52
c217166 SEBP1190
2P2945 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8416 [1] CARRIER ASSEM.  
2. 9S-2774 [3] SHAFT  
3. 9S-6894 [1] GEAR (19 Teeth)  
4. 2S-1418 [12] WASHER  
5. 9S-2772 [6] GEAR (20 Teeth)  
6. 9S-8410 [6] SPACER  
7. 9S-6898 [1] GEAR (23 Teeth)  
8. 2S-5818 [8] BOLT  
9. 9S-5209 [5] PLATE  
10. 2P-3747 [4] DISC ASSEM.  
11. 2A-4639 C [5] BOLT  
12. 5M-2894 [16] WASHER  
13. 6J-0934 [5] BOLT  
14. 8S-3370 [1] RING  
  9S-6929 [1] SEAL  
15. 9S-6917 [1] GEAR (54 Teeth)  
16. 3K-5733 [18] SPRING  
17. 9S-5261 [6] PLATE  
18. 9S-6910 [1] GEAR (54 Teeth)  
19. 2P-3719 [9] DISC ASSEM.  
20. 9S-5211 [6] PLATE  
21. 2P-3596 [2] PISTON  
22. 9S-6911 [3] RING  
23. 1D-4717 [6] NUT  
24. 2P-3597 [2] RING  
25. 1T-0414 [6] BOLT  
  9S-5282 [6] WASHER  
26. 1A-5822 [2] BOLT  
  2M-0849 [2] WASHER  
  C   INDICATES CHANGE
 

#SEBP11900074
 

2P-2946: TRANSFER GEAR GROUP

2P2946 TRANSFER GEAR GROUP--Part 1 of 2
Part of 9P3459 Transmission Arrangement shown on Page 52
c161581 SEBP1190
2P2946 TRANSFER GEAR GROUP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6P-7902 C [1] CASE ASSEM.  
2. 9S-1343 [1] PLUG  
3. 9S-6944 [1] TUBE ASSEM.  
4. 0S-0509 [1] BOLT  
  9M-0909 [1] LOCK  
5. 7M-9906 [1] BEARING  
6. 1F-3759 [1] BEARING  
7. 6P-7899 C [1] COVER ASSEM.  
8. 8S-5989 [4] COVER  
9. 1A-2727 [2] GASKET  
10. 3H-0107 [1] SEAL  
11. 2P-3615 [1] SHIM PACK  
12. 0S-1618 [6] BOLT  
13. 2P-2942 [1] CAGE  
14. 3K-2876 [1] SEAL  
15. 2P-3633 [1] FLANGE ASSEM.  
16. 0L-1024 [1] PLUG  
17. 9S-3582 [2] CONE  
  9S-3581 [2] CUP  
18. 2P-3612 [1] GEAR (49 teeth)  
19. 1S-6119 [1] SEAL  
20. 2B-2695 [15] BOLT  
21. 3B-4505 [21] LOCKWASHER  
22. 6P-7900 C [1] GASKET  
23. 1Y-7118 [1] FLANGE  
  7H-2783 [1] GASKET  
24. 1D-4717 [6] NUT  
25. 3B-4506 [6] LOCKWASHER  
26. 8S-5820 [1] BREATHER  
  C   INDICATES CHANGE
 

#SEBP11900075
 

2P-2946: TRANSFER GEAR GROUP

2P2946 TRANSFER GEAR GROUP--Part 2 of 2
Part of 9P3459 Transmission Arrangement shown on Page 52
c161582 SEBP1190
2P2946 TRANSFER GEAR GROUP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-1427 [1] SEAL  
2. 5P-0356 [1] BEARING  
3. 2P-3565 [1] CAGE  
4. 5M-7936 [1] RACE AND ROLLER ASSEM. (outer)  
  9S-6963 [1] RACE (inner)  
5. 0S-1618 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
6. 2P-3592 [1] GEAR (38 teeth)  
7. 2D-5658 [1] BEARING  
8. 8S-9104 [1] RING  
9. 4M-7092 [1] RING  
10. 2M-3340 [1] SEAL  
11. 9S-6977 [1] SHAFT  
12. 1A-2029 [11] BOLT  
13. 5J-4715 [12] WASHER  
14. 7H-7954 [1] BOLT  
15. 9S-8004 C [2] PLUG  
  3J-1907 [2] SEAL  
16. 6B-5262 [1] PLUG  
  6K-5551 [1] GASKET  
  C   INDICATES CHANGE
 

#SEBP11900076
 

6S-3535: TRANSMISSION CONTROL GROUP

6S3535 TRANSMISSION CONTROL GROUP
Serial No. 78U3914 to 78U3978 inclusive
c217161 SEBP1190
6S3535 TRANSMISSION CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-0509 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
2. 6S-4087 [1] GUARD ASSEM.  
3. 7M-0706 [1] KNOB  
4. 6S-3849 [1] LEVER  
5. 6S-3790 [1] PLATE  
  4B-1280 C [4] SCREW  
6. 6S-8892 [1] LOCK ASSEM.  
7. 6S-4451 [1] SHAFT  
8. 3B-4617 [2] COTTER PIN  
9. 6K-3427 [1] PIN  
  3B-4621 [1] COTTER PIN  
10. 6S-9013 C [1] LEVER ASSEM.  
    (Includes)
11. 9H-2400 [3] BEARING  
12. 6S-3903 [1] BRACKET ASSEM.  
    (Includes)
13. 4K-4658 [1] STUD  
  6S-9199 C [1] WASHER  
14. 6S-3819 [1] SHAFT  
15. 0T-0883 [4] WASHER (use as required)  
16. 6S-9025 C [1] LEVER ASSEM.  
    (Includes)
17. 9H-2400 [2] BEARING  
18. 5L-4872 [2] ROD  
19. 1A-8285 [6] NUT  
20. 7H-3641 [6] ROD END  
21. 1B-2790 C [2] BOLT  
22. 1D-4716 [6] NUT  
  3B-4505 [6] LOCKWASHER  
23. 6S-9016 C [1] LEVER  
24. 6S-3879 [1] ROD  
25. 1B-7182 [2] BOLT  
26. 6S-3892 [1] SHAFT ASSEM.  
27. 2M-8908 [1] KNOB  
28. 6S-6912 [1] LEVER ASSEM.  
29. 1D-5117 [2] NUT  
30. 4D-4971 [1] SPRING  
31. 6S-6915 [1] ROD  
  3B-4607 [2] COTTER PIN  
  4B-4276 [4] WASHER  
32. 6S-3848 [1] SHAFT  
33. 6S-9031 C [1] BLOCK ASSEM.  
    (Includes)
  4H-2610 [1] BEARING  
34. 6S-9021 C [1] LEVER ASSEM.  
    (Includes)
35. 9H-2400 [2] BEARING  
36. 6H-3956 [3] PIN  
37. 1H-5514 C [2] BOLT  
38. 5K-3546 C [1] PLUG  
  C   INDICATES CHANGE
 

#SEBP11900077
 

6S-3535: TRANSMISSION CONTROL GROUP

6S3535 TRANSMISSION CONTROL GROUP
Serial No. 78U3979-Up
c221075 SEBP1190
6S3535 TRANSMISSION CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-0509 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
2. 6S-4087 [1] GUARD ASSEM.  
3. 7M-0706 [1] KNOB  
4. 6S-3849 [1] LEVER  
5. 6S-3790 [1] PLATE  
  4B-1280 [4] SCREW  
6. 6S-8892 [1] LOCK ASSEM.  
7. 6S-4451 [1] SHAFT  
8. 3B-4617 [2] COTTER PIN  
9. 6K-3427 [1] PIN  
  3B-4621 [1] COTTER PIN  
10. 5G-1231 C [1] LEVER ASSEM  
    (Includes)
11. 9H-2400 [3] BEARING  
12. 6S-3903 [1] BRACKET ASSEM.  
    (Includes)
13. 4K-4658 [1] STUD  
  6S-9199 [1] WASHER  
14. 6S-3819 [1] SHAFT  
15. 0T-0883 C [2] WASHER (use as required)  
16. 5G-1233 C [1] LEVER ASSEM.  
    (Includes)
17. 9H-2400 [2] BEARING  
18. 5L-4872 [2] ROD  
19. 1A-8285 [6] NUT  
20. 7H-3641 [6] ROD END  
21. 1B-2790 [2] BOLT  
22. 1D-4716 [6] NUT  
  3B-4505 [6] LOCKWASHER  
23. 6S-9016 [1] LEVER  
24. 6S-3879 [1] ROD  
25. 1B-7182 [2] BOLT  
26. 6S-3892 [1] SHAFT ASSEM.  
27. 2M-8908 [1] KNOB  
28. 6S-6912 [1] LEVER ASSEM.  
29. 1D-5117 [2] NUT  
30. 4D-4971 [1] SPRING  
31. 6S-6915 [1] ROD  
  3B-4607 [2] COTTER PIN  
  4B-4276 [4] WASHER  
32. 6S-3848 [1] SHAFT  
33. 5G-1232 C [1] BLOCK ASSEM.  
    (Includes)
  4H-2610 [1] BEARING  
34. 5G-1234 C [1] LEVER ASSEM.  
    (Includes)
35. 9H-2400 [2] BEARING  
36. 6H-3956 [3] PIN  
37. 1H-5514 [2] BOLT  
38. 5K-3546 [1] PLUG  
39. 3L-6670 C [2] RETAINER  
  C   INDICATES CHANGE
 

#SEBP11900078
 

9P-3433: CONTROL GP-TMSN OIL SYSTEM

9P3433 TRANSMISSION LUBRICATION SYSTEM CONTROL GROUP
Part of 9P3459 Transmission Arrangement shown on Page 52
1P571 Valve and 9P2653 Pump parts are shown on Page 60 & 61
c217413 SEBP1190
9P3433 CONTROL GP-TMSN OIL SYSTEM Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-3603 [1] COVER ASSEM.  
    (Includes)
2. [1] WASHER  
3. 7B-3028 [2] SCREW  
4. 6P-5341 [1] LEVER ASSEM.  
5. 6H-3956 [1] PIN  
6. 6P-9210 LEVER ASSEM.  
    (Includes)
7. 4S-6525 [1] DOWEL  
8. [1] VALVE ASSEM.  
9. 6L-4783 [3] BOLT  
10. 9M-1974 [7] WASHER  
11. 9P-2653 Y [1] PUMP GROUP  
    (Separate Illustration)
12. 2S-4663 [1] SEAL  
13. 2P-3619 [1] TUBE ASSEM.  
14. 8M-5254 [1] SEAL  
15. 3H-5932 [4] BOLT  
16. 4H-1788 [1] RING  
17. 6F-5559 [2] SEAL  
18. 9S-8771 [1] SLEEVE  
19. 1P-0571 Y [1] VALVE GROUP  
    (Separate Illustration)
20. 2H-3934 [1] SEAL  
21. 0S-1618 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
22. 6P-1407 [1] SCREEN  
23. 4H-1723 [1] SEAL  
24. 9P-9520 [1] SWITCH ASSEM.  
25. 3J-1907 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11900079
 

1P-0571: VALVE GP

1P571 SELECTOR AND PRESSURE CONTROL VALVE GROUP
Serial No. 78U3914 to 78U3964 and 78U3967 inclusive
Part of 9P3433 Transmission Lubrication System Control Group shown on Page 59
c217414 SEBP1190
1P0571 VALVE GP Parts scheme
  For full view, you need register

Parts for your 931 TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-8410 [1] SPRING  
2. 1B-7182 [5] BOLT  
3. 9M-1974 [8] WASHER  
4. 1P-0615 [1] COVER  
5. 9S-8770 [1] GASKET  
6. 9S-8764 [1] SPOOL  
7. 1P-0641 [1] BODY ASSEM.  
  1P-2298 [1] VALVE ASSEM.  
8. 8M-8790 [1] DOWEL  
9. 3P-9194 C [1] PLUG  
10. 5M-2894 [1] WASHER  
11. 2P-3588 [1] SPRING (Inner)  
12. 2P-3587 [1] SPRING (Outer)  
13. 1P-9620 [1] RING  
14. 5M-3492 [1] SHIM 2.60 cm(.010 in.) thick  
  7M-1397 [1] SHIM 9.20 cm(.036 in.) thick  
  7M-1396 [1] SHIM 15.80 cm(.062 in.) thick  
15. 2P-3604 [1] SPOOL ASSEM.  
16. 5M-8009 [1] PIN  
17. 3D-4603 [1] PLUG  
18. 2M-1168 [1] SLUG  
19. 1P-0625 [1] GASKET  
20. 5M-6214 [4] PLUG  
21. 3P-4040 [1] COVER  
22. 2B-2695 C [3] BOLT  
23. 9S-8762 [1] SPOOL ASSEM.  
24. 3F-6808 [1] DOWEL  
25. 7S-4607 [2] DETENT ASSEM.  
26. 6H-3956 [2] PIN  
27. 2S-1022 [1] PLUNGER  
  C   INDICATES CHANGE
 

Information:

Service Magazine
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20
Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

Caterpillar Parts SIS Catalog 931 :

BACKUP WARNING GROUP
6S-8715 BACKUP WARNING GROUP
LIGHTING SYSTEM
6S-3549 LIGHTING SYSTEM
LIGHTING SYSTEM
6S-3612 LIGHTING SYSTEM
WIRING HARNESS ASSEMBLY
6S-9206 WIRING HARNESS ASSEMBLY
WIRING HARNESS ASSEMBLY
5G-1104 WIRING HARNESS ASSEMBLY
WIRING DIAGRAM
WIRING DIAGRAM
5G-0361 BATTERY AND WIRING GROUP
BATTERY AND WIRING GROUP
5G-0361 BATTERY AND WIRING GROUP
TORQUE CONVERTER GP
1T-1040 TORQUE CONVERTER GP
PLANETARY GP
2P-2945 PLANETARY GP
2P-2945 PLANETARY GP
TRANSFER GEAR GROUP
2P-2946 TRANSFER GEAR GROUP
2P-2946 TRANSFER GEAR GROUP
TRANSMISSION CONTROL GROUP
6S-3535 TRANSMISSION CONTROL GROUP
TRANSMISSION CONTROL GROUP
6S-3535 TRANSMISSION CONTROL GROUP
CONTROL GP-TMSN OIL SYSTEM
9P-3433 CONTROL GP-TMSN OIL SYSTEM

Truck sale:

CATERPILLAR 931 1976
 
CATERPILLAR 931 1976
- TRACK LOADERS
FINNING (CANADA)
16830 107 Avenue NW - Edmonton - Alber
CAT 931
 
CAT 931

Spencer Auction Company
 
USD $10,000 
1978 CAT 931

Ziegler Cat
Marshall, Minnesota
 
 
CAT 931

EURO AUCTIONS
United Kingdom
CAT 931
USD $8,500 
CAT 931

Harp Heavy Equipment
Fayetteville, Georgia
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AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.