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144-2234 TRANSMISSION AR S/N 4MY3757-9670 PART OF 112-4121 POWER TRAIN AR 12H NA MOTOR GRADER


POWER TRAIN
TRANSMISSION GP
SHAFT GP
VALVE & MTG GP
VALVE GP-SELECTOR & PRESS CONT

MOTOR GRADER 12H NA MOTOR GRADER 8MN
 12H Motor Grader 8MN00001-UP (MACHINE) POWERED BY 3306B Engine SEBP2491 12H NA 8MN   (1996)

POWER TRAIN

TRANSMISSION GP
SHAFT GP-INPUT
6Y-2300 SHAFT GP-INPUT
TRANSMISSION AR
144-2234 TRANSMISSION AR
TRANSMISSION AR
144-2234 TRANSMISSION AR
TRANSMISSION AR
144-2234 TRANSMISSION AR
TRANSMISSION AR
9W-7115 TRANSMISSION AR
 

#SEBP24910320
 

144-2234: TRANSMISSION AR

144-2234 TRANSMISSION AR
S/N 4MY3757-9670
PART OF 112-4121 POWER TRAIN AR
i01035519 SEBP2491
1442234 TRANSMISSION AR Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6Y-2300 Y [1] SHAFT GP-INPUT  
2. Y [1] CLUTCH GP-TRANSMISSION (FORWARD)  
3. Y [1] CLUTCH GP-TRANSMISSION (REVERSE, SECOND)  
4. 6Y-2303 Y [1] CLUTCH GP-TRANSMISSION (FIRST, THIRD)  
5. 8E-9316 Y [1] CLUTCH GP-TRANSMISSION (HIGH, LOW)  
6. 144-2205 Y [1] CASE & PARTS GP-PLANETARY  
7. 9W-5132 Y [1] BRAKE GP-PARKING  
8. 9W-5134 Y [1] SCREEN GP-MAGNETIC (TRANSMISSION)  
9. 6Y-8765 Y [1] PUMP GP-GEAR (TRANSMISSION)  
10. 145-9531 Y [1] CONTROL GP-TRANSMISSION HYD  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910321
 

144-2234: TRANSMISSION AR

144-2234 TRANSMISSION AR
S/N 4MY9671-99999
PART OF 112-4121 POWER TRAIN AR
i01452395 SEBP2491
1442234 TRANSMISSION AR Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6Y-2300 Y [1] SHAFT GP-INPUT  
2. Y [1] CLUTCH GP-TRANSMISSION (FORWARD)  
3. Y [1] CLUTCH GP-TRANSMISSION (REVERSE, SECOND)  
4. 6Y-2303 Y [1] CLUTCH GP-TRANSMISSION (FIRST, THIRD)  
5. 8E-9316 Y [1] CLUTCH GP-TRANSMISSION (HIGH, LOW)  
6. 144-2205 Y [1] CASE & PARTS GP-PLANETARY  
7. 9W-5132 Y [1] BRAKE GP-PARKING  
8. 9W-5134 Y [1] SCREEN GP-MAGNETIC (TRANSMISSION)  
9. 6Y-8765 Y [1] PUMP GP-GEAR (TRANSMISSION)  
10. 145-9531 Y [1] CONTROL GP-TRANSMISSION HYD  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910322
 

9W-7115: TRANSMISSION AR

9W-7115 TRANSMISSION AR
S/N 7LX750-99999
PART OF 112-4121 POWER TRAIN AR
i00125599 SEBP2491
9W7115 TRANSMISSION AR Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6Y-2300 Y [1] SHAFT GP-INPUT  
2. 6Y-2301 Y [1] CLUTCH GP-TRANSMISSION (FORWARD)  
3. 6Y-2302 Y [1] CLUTCH GP-TRANSMISSION (REVERSE, SECOND)  
4. 6Y-2303 Y [1] CLUTCH GP-TRANSMISSION (FIRST, THIRD)  
5. 8E-9316 Y [1] CLUTCH GP-TRANSMISSION (HIGH, LOW)  
6. 9W-5128 Y [1] CASE & PARTS GP-PLANETARY  
7. 9W-5132 Y [1] BRAKE GP-PARKING  
8. 9W-5134 Y [1] SCREEN GP-MAGNETIC (TRANSMISSION)  
9. 6Y-8765 Y [1] PUMP GP-GEAR  
10. 6Y-7821 Y [1] CONTROL GP-TRANSMISSION HYD  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910323
 

8X-5005: UNIVERSAL JOINT GP

8X-5005 UNIVERSAL JOINT GP
S/N 8MN1-UP
PART OF 8W-5394 SHAFT GP-DRIVE
i00125533 SEBP2491
8X5005 UNIVERSAL JOINT GP Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3D-6689 [1] YOKE-COUPLING  
2. 9P-0356 [2] SPIDER & BEARING AS  
3. 0S-1579 [8] BOLT (1/2-20X2-IN)  
 

#SEBP24910324
 

144-6295: VALVE & MTG GP-DIFF LOCK

144-6295 VALVE & MTG GP-DIFF LOCK
S/N 8MN500-UP
PART OF 8W-5915 CONTROL GP-DIFFERENTIAL LOCK
FIELD REPLACEMENT ORDER @@@@@174-3705@@@@@, 216-0101 WIRE AS
i00671986 SEBP2491
1446295 VALVE & MTG GP-DIFF LOCK Parts scheme
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Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 148-2516 [1] MANIFOLD  
2. 144-6294 Y [1] VALVE GP-SOLENOID (DIFFERENTIAL LOCK)  
   
    AVAILABLE REPAIR KIT(S):
  6G-5979 [1] KIT-SEAL  
    (KIT INCLUDES O-RINGS)
  155-2270 [1] KIT-CONNECTING PLUG (2-PIN)  
    (INCLUDES PLUG AS & WEDGE)
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910325
 

174-3705: VALVE & MTG GP-DIFF LOCK

174-3705 VALVE & MTG GP-DIFF LOCK
S/N 8MN1-UP
24-VOLT. WITH HOUSING BYPASS
i01678771 SEBP2491
1743705 VALVE & MTG GP-DIFF LOCK Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6G-5979 [1] KIT-SEAL (DIFFERENTIAL LOCK)  
    (INCLUDES O-RINGS)
2. 154-3064 Y [1] VALVE GP-SOLENOID (DIFFERENTIAL LOCK)  
3. 148-2516 [1] MANIFOLD  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910326
 

7T-9073: VALVE & MTG GP-DIFF LOCK

7T-9073 VALVE & MTG GP-DIFF LOCK
S/N 8MN1-499
PART OF 8W-5915 CONTROL GP-DIFFERENTIAL LOCK
i00125355 SEBP2491
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9W-0706 Y [1] VALVE GP-SOLENOID (DIFFERENTIAL LOCK)  
  6G-5979 [1] KIT-SEAL (INCLUDES RINGS)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910327
 

145-9534: VALVE GP-SELECTOR & PRESS CONT

145-9534 VALVE GP-SELECTOR & PRESS CONT
S/N 4MY440-99999
PART OF 145-9533 VALVE GP-TRANSMISSION CONTROL
i00579494 SEBP2491
1459534 VALVE GP-SELECTOR & PRESS CONT Parts scheme 1459534 VALVE GP-SELECTOR & PRESS CONT Parts scheme
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Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 110-5157 [1] BODY  
2. 9U-8075 [1] SLUG  
3. 139-6815 [1] ADAPTER  
4. 7M-8485 [2] SEAL-O-RING  
5. 8E-7714 [1] ORIFICE  
6. 5F-9144 [4] SEAL-O-RING  
7. 8E-9894 [4] SPOOL  
8. 9U-8068 [4] SLUG  
9. 9U-9282 [4] SPRING  
10. 9U-9316 [4] SPRING  
11. 108-6523 [4] ADJUSTER AS  
    (EACH INCLUDES)
  4K-2039 [1] SEAL-O-RING  
  7M-8485 [1] SEAL-O-RING  
  8T-4223 [1] WASHER-HARD (13.5X25.5X3-MM THK)  
  9U-8069 [1] PLUG  
  095-1207 M [1] NUT (M12X1.75-THD)  
  101-9754 [1] SCREW-ADJUSTMENT (M12X1.75X18-MM)  
12. 9U-8620 [3] ORIFICE  
13. 9U-8067 [4] RETAINER  
14. 8E-9895 [4] PISTON-LOAD  
15. 9W-7412 [1] SPRING  
16. 4J-2506 [1] SEAL-O-RING  
17. 6F-4855 [4] SEAL-O-RING  
18. 5J-1036 B [10] SHIM (0.8-MM THK)  
19. 8E-9896 [4] PISTON-SELECTOR  
20. 9W-7411 [3] SPRING  
21. 7T-0570 [3] SPRING  
22. 4M-1751 B [7] SPACER (15.09X0.4-MM THK)  
23. 4J-7533 [3] SEAL-O-RING  
24. 133-1570 [1] ADAPTER  
25. 3D-4245 [4] SEAL-O-RING  
26. 9U-8614 [1] SPRING  
27. 121-9381 [1] SPOOL  
28. 3J-7354 [1] SEAL-O-RING  
29. 9S-8002 [1] PLUG (7/16-20-THD)  
30. 6T-8236 [1] SCREEN AS (TRANSMISSION CONTROL)  
31. 9G-7132 [2] PLUG-ORIFICE  
32. 9S-8004 [1] PLUG (9/16-18-THD)  
33. 3J-1907 [1] SEAL-O-RING  
34. 8E-6570 [1] MANIFOLD  
35. 136-1678 Y [4] VALVE GP-SOLENOID (SELECTOR & PRESS CONTR)  
36. 7B-3028 [1] SCREW-DRIVE (NO 4X 3/16-IN)  
38. 8C-6965 M [4] BOLT-SOCKET HEAD (M6X1X45-MM)  
39. 5P-0537 [5] WASHER-HARD (7.2X14.5X2-MM THK)  
40. 8T-8442 M [1] BOLT-SOCKET HEAD (M6X1X30-MM)  
41. 7G-5453 [1] SPRING  
42. 6I-8444 [1] PLUNGER AS  
43. 1W-6084 [1] RING-RETAINING  
44. 4H-0094 [1] RING-RETAINING  
45. 4J-7533 [1] SEAL-O-RING  
46. 6I-8447 [8] SPACER (11.6X16X0.25-MM THK)  
47. 6Y-2466 [1] STOP  
48. 6Y-8237 [1] PISTON  
49. 9U-8070 [1] PLUNGER  
50. 9U-8071 [1] COUPLER  
51. 9U-8072 [1] RETAINER  
52. 9U-8613 [1] SPRING  
53. 9W-7784 [1] SPRING  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP24910328
 

6Y-7823: VALVE GP-SELECTOR & PRESS CONT

6Y-7823 VALVE GP-SELECTOR & PRESS CONT
S/N 7LX750-99999
PART OF 6Y-7822 CONTROL GP-TRANSMISSION HYD
i00125274 SEBP2491
6Y7823 VALVE GP-SELECTOR & PRESS CONT Parts scheme 6Y7823 VALVE GP-SELECTOR & PRESS CONT Parts scheme
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Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 108-6523 [4] ADJUSTER AS  
    (EACH INCLUDES)
2. 4K-2039 [1] SEAL-O-RING  
3. 7M-8485 [1] SEAL-O-RING  
4. 8T-4223 [1] WASHER-HARD (13.5X25.5X3-MM THK)  
5. 9U-8069 [1] PLUG  
6. 095-1207 M [1] NUT (M12X1.75-THD)  
7. 101-9754 [1] SCREW-ADJUSTMENT (M12X1.75X18-MM)  
8. 4J-7533 [3] SEAL-O-RING  
9. 3J-7354 [1] SEAL-O-RING  
10. 9S-8002 [1] PLUG (7/16-20-THD)  
11. 6T-8236 [1] SCREEN AS (TRANSMISSION CONTROL)  
12. 9G-7132 [2] PLUG-ORIFICE  
13. 9S-8004 [1] PLUG (9/16-18-THD)  
14. 3J-1907 [1] SEAL-O-RING  
15. 8E-6570 [1] MANIFOLD  
16. 9W-2739 [4] VALVE GP-SOLENOID (TRANSMISSION)  
    (EACH INCLUDES)
  7T-4515 [1] KIT-SEAL (TRANSMISSION SOLENOID)  
  9X-7876 [1] COIL AS  
  1S-9593 [2] STRAP-CABLE  
  7N-7779 [2] SOCKET-CONNECTOR (14-GA TO 18-GA)  
  7N-7780 [1] PIN-CONNECTOR (14-GA TO 18-GA)  
  7N-9737 [1] HOUSING-RECEPTACLE (14-GA TO 18-GA)  
  104-3947 [1] LOCKNUT (5/8-11-THD)  
19. 8C-6965 M [4] BOLT-SOCKET HEAD (M6X1X45-MM)  
20. 5P-0537 [5] WASHER-HARD (7.2X14.5X2-MM THK)  
21. 8T-8442 M [1] BOLT-SOCKET HEAD (M6X1X30-MM)  
22. 110-5157 [1] BODY  
23. 6I-8444 [1] PLUNGER AS  
24. 1W-6084 [1] RING-RETAINING  
25. 4H-0094 [1] RING-RETAINING  
26. 6I-8447 [8] SPACER (11.6X16X0.25-MM THK)  
27. 6Y-2466 [1] STOP  
28. 6Y-8237 [1] PISTON  
29. 9U-8070 [1] PLUNGER  
30. 9U-8072 [1] RETAINER  
31. 9U-8613 [1] SPRING  
32. 9W-7784 [1] SPRING  
33. 121-9381 [1] SPOOL  
34. 9U-8075 [1] SLUG  
35. 6Y-4638 [1] PLUG-HEX SOCKET (1-5/16-12-THD)  
36. 7M-8485 [2] SEAL-O-RING  
37. 8E-7714 [1] ORIFICE  
38. 5F-9144 [4] SEAL-O-RING  
39. 8E-9894 [4] SPOOL  
40. 9U-8068 [4] SLUG  
41. 9U-9282 [4] SPRING (OUTER)  
42. 9U-9316 [4] SPRING (INNER)  
43. 3D-4245 [4] SEAL-O-RING  
44. 9U-8620 [3] ORIFICE  
45. 9U-8067 [4] RETAINER  
46. 9U-8614 [1] SPRING (OUTER)  
47. 8E-9895 [4] PISTON-LOAD  
48. 9W-7412 [1] SPRING (OUTER)  
49. 4J-2506 [1] SEAL-O-RING  
50. 6F-4855 [4] SEAL-O-RING  
51. 5J-1036 B [13] SHIM (0.8-MM THK)  
52. 6J-3993 B [9] SHIM (0.25-MM THK)  
53. 8E-9896 [4] PISTON-SELECTOR  
54. 9W-7411 [3] SPRING (OUTER)  
55. 7T-0570 [3] SPRING (INNER)  
56. 4M-1751 [2] SPACER (15.09X0.4-MM THK)  
57. 7G-5453 [1] SPRING (INNER)  
58. 9U-8073 [1] ADAPTER  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP24910329
 

6Y-7824: VALVE GP-SELECTOR & PRESS CONT

6Y-7824 VALVE GP-SELECTOR & PRESS CONT
S/N 7LX750-99999; 4MY440-UP
PART OF 6Y-7822 CONTROL GP-TRANSMISSION HYD, 145-9533 VALVE GP-TRANSMISSION CONTROL
i00125275 SEBP2491
6Y7824 VALVE GP-SELECTOR & PRESS CONT Parts scheme
  For full view, you need register

Parts for your 12H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 110-5158 [1] BODY  
2. 8E-7714 [2] ORIFICE  
3. 5F-9144 [5] SEAL-O-RING  
4. 8E-9894 [4] SPOOL  
5. 9U-8068 [4] SLUG  
6. 9U-9316 [4] SPRING  
7. 9U-9282 [4] SPRING  
8. 7M-8485 [1] SEAL-O-RING  
9. 9U-8067 [4] RETAINER  
10. 8E-9895 [4] PISTON-LOAD  
11. 4J-2506 [1] SEAL-O-RING  
12. 6F-4855 [4] SEAL-O-RING  
13. 8E-9896 [4] PISTON-SELECTOR  
14. 6J-3993 B [5] SHIM (0.25-MM THK)  
15. 4M-1751 B [4] SPACER (15.09X0.4-MM THK)  
16. 5J-1036 B [16] SHIM (0.8-MM THK)  
17. 3D-4245 [4] SEAL-O-RING  
18. 9W-7410 [2] SPRING (OUTER)  
19. 7T-0570 [2] SPRING (INNER)  
20. 8E-1143 [1] SLUG  
21. 7G-5453 [1] SPRING (INNER)  
22. 9U-9595 [1] SPRING  
23. 9N-4500 [1] SPRING (0UTER)  
24. 9N-4498 [1] SPRING (INNER)  
25. 8E-9897 [1] SPOOL  
26. 9W-0898 [1] SLUG  
27. 4J-7533 [4] SEAL-O-RING  
28. 8E-6570 [1] MANIFOLD  
29. 9W-2739 [4] VALVE GP-SOLENOID (TRANSMISSION)  
    (EACH INCLUDES)
  7T-4515 [1] KIT-SEAL (TRANSMISSION SOLENOID)  
  9X-7876 [1] COIL AS  
  1S-9593 [2] STRAP-CABLE  
  7N-7779 [1] SOCKET-CONNECTOR (14-GA TO 18-GA)  
  7N-7780 [1] PIN-CONNECTOR (14-GA TO 18-GA)  
  7N-9737 [1] HOUSING-RECEPTACLE (14-GA TO 18-GA)  
  104-3947 [1] LOCKNUT (5/8-11-THD)  
32. 8C-6965 M [4] BOLT-SOCKET HEAD (M6X1X45-MM)  
33. 5P-0537 [5] WASHER-HARD (7.2X14.5X2-MM THK)  
34. 8T-8442 M [1] BOLT-SOCKET HEAD (M6X1X30-MM)  
35. 9U-8620 [2] ORIFICE  
36. 9G-7132 [3] PLUG-ORIFICE  
37. 6T-8236 [1] SCREEN AS (TRANSMISSION CONTROL)  
38. 3J-7354 [1] SEAL-O-RING  
39. 9S-8002 [1] PLUG (7/16-20-THD)  
40. 9S-8004 [1] PLUG (9/16-18-THD)  
41. 3J-1907 [1] SEAL-O-RING  
42. 9W-7412 [2] SPRING (OUTER)  
43. 6Y-4638 [1] PLUG-HEX SOCKET (1-5/16-12-THD)  
44. 8E-7713 [1] ORIFICE  
45. 108-3129 [1] STOP  
46. 9U-8668 [1] SPOOL AS  
  8E-9893 [1] SPOOL-RELIEF  
47. 8T-7804 [1] RING-RETAINING  
48. 9U-8669 [1] RETAINER  
49. 4M-2381 [1] SPRING  
50. 4B-9880 [1] BALL  
51. 108-6523 [5] ADJUSTER AS  
    (EACH INCLUDES)
  095-1207 M [1] NUT (M12X1.75-THD)  
52. 4K-2039 [1] SEAL-O-RING  
53. 7M-8485 [1] SEAL-O-RING  
54. 8T-4223 [1] WASHER-HARD (13.5X25.5X3-MM THK)  
55. 9U-8069 [1] PLUG  
56. 101-9754 [1] SCREW-ADJUSTMENT (M12X1.75X18-MM)  
  B   USE AS REQUIRED
  M   METRIC PART
 

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 12H NA :

TRANSMISSION AR
144-2234 TRANSMISSION AR
9D-5792 TIRE GP
9D-5791 TIRE GP
9D-5789 TIRE GP
7D-9450 TIRE GP
112-9928 TIRE GP
112-9927 TIRE GP
123-5269 TIRE & RIM GP
TRANSMISSION AR
144-2234 TRANSMISSION AR
TRANSMISSION AR
9W-7115 TRANSMISSION AR
UNIVERSAL JOINT GP
8X-5005 UNIVERSAL JOINT GP
VALVE & MTG GP-DIFF LOCK
144-6295 VALVE & MTG GP-DIFF LOCK
VALVE & MTG GP-DIFF LOCK
174-3705 VALVE & MTG GP-DIFF LOCK
7T-9073 VALVE & MTG GP-DIFF LOCK
VALVE GP-SELECTOR & PRESS CONT
145-9534 VALVE GP-SELECTOR & PRESS CONT
VALVE GP-SELECTOR & PRESS CONT
6Y-7823 VALVE GP-SELECTOR & PRESS CONT

Truck sale:

Caterpillar 12HNA, Construction
On Request 
Caterpillar 12HNA, Construction
- motor graders
WILLIAM ADAMS PTY. LTD.
Australia
Caterpillar 12HNA, Construction
96,997 USD 
Caterpillar 12HNA, Construction
- motor graders
WESTRAC
Western Australia, Australia
Caterpillar 12HNA, Construction
62,500 
Caterpillar 12HNA, Construction
- motor graders
FOLEY EQUIPMENT COMPANY
Caterpillar 12HNA, Construction
69,800 
Caterpillar 12HNA, Construction
- motor graders
YANCEY BROS. CO.
GA
CATERPILLAR 12HNA 2007
 
CATERPILLAR 12HNA 2007
- MOTOR GRADERS
HASTINGS DEERING (AUSTRALIA) LTD.
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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.