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2Y1760 CIRCLE GROUP--Part 2 of 2 Part of 2Y2260 Blade Arrangement shown on Pages 176D & 177 AN ATTACHMENT 120B


IMPLEMENTS
CIRCLE GP
HYDRAULIC SYSTEM
CENTERSHIFT GP
FRAME AND BODY
FRAME GP
HOOD GP
HYDRAULIC SYSTEM
LINES GP-HYDRAULIC
VALVE GP
POWER TRAIN
VALVE GP
OPERATOR STATION
CONTROL GP-STEERING

MOTOR GRADER 120B MOTOR GRADER 64U
 120B MOTOR GRADER 64U02061-UP (MACHINE) POWERED BY 3306 ENGINE ZEBP0544 120B 64U   (1972)

IMPLEMENTS

CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2Y-1760 CIRCLE GP
CIRCLE GP
2Y-1760 CIRCLE GP
 

#ZEBP05440220
 

2Y-1760: CIRCLE GP

2Y1760 CIRCLE GROUP--Part 2 of 2
Part of 2Y2260 Blade Arrangement shown on Pages 176D & 177
AN ATTACHMENT
sp237 ZEBP0544
2Y1760 CIRCLE GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-1354 [1] NUT  
  3B-4510 [1] LOCKWASHER  
  1B-8714 [1] KEY  
  5F-5434 [2] VENT ASSEM.  
  2D-1683 [1] FITTING  
  4D-6664 [2] COUPLING  
  1L-8497 [2] RING  
  1D-5342 [2] DOWEL  
  2D-5790 [1] CAP  
  2H-4145 [1] SEAL  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-5174 [1] PLUG  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  2D-7939 [1] SHAFT ASSEM.  
    Consisting of:
  2D-7941 [1] GEAR (21 Teeth)  
  1B-8714 [1] KEY  
  4B-5806 [1] SHAFT  
  3H-8510 [2] BUSHING  
  3B-0645 [2] PLUG  
  4D-1608 [2] SEAL  
  3H-8509 [2] BUSHING  
  3D-4539 [1] SHAFT ASSEM.  
    Consisting of:
  2D-7941 [1] GEAR (21 Teeth)  
  1B-8714 [1] KEY  
  3D-4498 [1] SHAFT  
  2D-7936 [1] HOUSING  
  0S-1593 [4] BOLT  
  3B-4508 [1] LOCKWASHER  
  2D-7933 [1] COVER  
  2D-7938 [1] GASKET  
  6B-6162 [1] NUT  
  [1] COTTER  
  9H-1031 [1] WASHER  
  2D-7937 [2] BEARING  
    (Part of 1G1875 Assem.)
  4D-6665 [1] SHAFT  
  2D-9870 [1] SEAL  
  6D-2361 [1] WASHER  
  3D-4443 [1] SHAFT  
  6D-2362 [1] WORM  
  2D-5795 [1] SLEEVE  
  2B-7410 [1] PLUG  
  2D-5792 [2] WASHER  
  1G-1871 [1] COVER  
  1G-1878 [1] GASKET  
  8D-5344 C [1] GEAR (36 teeth)  
  1A-2029 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  8S-9092 C [9] BOLT  
  3K-2889 C [9] NUT  
  4B-4281 C [9] WASHER  
  1G-1875 [1] HOUSING ASSEM.  
  2B-8162 [1] DOWEL  
  0L-1026 [1] PLUG  
    (Parts of 1G1875 Assem.)
  2Y-1777 C [1] SHAFT  
  3K-6454 [1] SEAL  
  3D-2088 [2] STUD (5.00" long)  
  3D-8669 [5] STUD (2.60"long).  
    (Parts of 1G1875 Assem.)
  2D-5799 [1] PINION  
  6B-6682 C [7] NUT  
  5H-1504 C [7] WASHER  
  2D-5798 [1] GASKET  
  1A-1415 [1] NUT  
  2D-5797 [1] LOCK  
  C   INDICATES CHANGE
 

#ZEBP05440221
 

2D-6400: CENTERSHIFT GP

2D6400 CENTERSHIFT GROUP
c238264 ZEBP0544
2D6400 CENTERSHIFT GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-1354 [1] NUT  
  3B-4510 [1] LOCKWASHER  
  1B-8714 [1] KEY  
  3B-5067 [1] SHAFT  
  4D-1608 [1] SEAL  
  3B-7037 [2] WASHER  
  3B-9970 [1] WORM  
  1D-1158 [1] KEY  
  6F-2320 [2] BEARING  
    (Parts of 2D6379 Assem.)
  3B-5066 [1] SLEEVE  
  3B-2275 [1] KEY  
  1D-6489 [1] GASKET  
  5D-4010 [1] RACK  
  2D-6362 [24] SHIM (.010" thick)  
  2D-6361 [21] SHIM (.015" thick)  
  5B-7913 [8] SHIM (.010" thick)  
  5D-0435 [7] SHIM (.015" thick)  
  6D-3791 [8] SHIM (.015" thick)  
  3J-9697 [16] SHIM (.005" thick)  
  1B-4439 [1] NUT  
  3B-4618 [1] COTTER PIN  
  1D-6488 [1] CAP  
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1D-4599 [4] BOLT  
  4K-0367 [4] NUT  
  4D-3704 [4] WASHER  
  3D-9786 [1] BALL STUD  
  1B-4210 [1] NUT  
  5D-0433 [1] SLEEVE  
  1A-8063 [2] BOLT  
  3B-4512 [2] LOCKWASHER  
  6F-6992 [1] CAP  
  3B-8489 [1] FITTING  
  0S-1575 [6] BOLT  
  6B-5310 [4] BOLT  
  1B-4207 [10] NUT  
  3B-4512 [10] LOCKWASHER  
  3B-8489 [3] FITTING  
  7F-1327 [6] SHIM  
  7B-2503 [1] PIN  
  7B-2499 [1] RING  
  7B-8526 [2] PIN  
    (Part of 2D6379 Assem.)
  2B-0858 [2] PLUG  
  5F-5434 [1] VENT  
  3K-3318 [2] BOLT  
  1D-5119 [2] NUT  
  3B-8489 [1] FITTING  
  1B-4518 [1] NUT  
  3B-4632 [1] PIN  
  2D-6380 [1] GASKET  
  4D-1643 [1] COVER ASSEM.  
  2Y-2423 [11] SHIM (Long)  
  2Y-2422 [11] SHIM (Short)  
  2D-6377 [1] SLEEVE  
  4D-1644 [1] BEARING  
    (Part of 4D1643 Assem.)
  6D-6444 [1] RAIL ASSEM.  
  1A-2029 [7] BOLT  
  3B-4506 [7] LOCKWASHER  
  1B-4367 [8] BOLT  
  1D-4720 [8] NUT  
  3B-4510 [8] LOCKWASHER  
  2D-6382 [1] GEAR (32 Teeth)  
  3D-2909 [1] BEARING  
    (Part of 2D6379 Assem.)
  2D-6379 [1] HOUSING ASSEM.  
  3J-0378 [1] SEAL  
  2D-6381 [1] PINION (9 teeth)  
  1A-3103 [4] BOLT  
  7D-7859 [1] SUPPORT  
  7D-2199 [1] SLEEVE ASSEM.  
  7D-2267 [1] LINK ASSEM.  
  3B-6082 [2] SHIM  
  8S-9092 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
  6B-3226 [1] CAP  
  3B-8489 [1] FITTING  
 

#ZEBP05440222
 

2Y-2280: FRAME GP

2Y2280 FRAME GROUP
c237554 ZEBP0544
2Y2280 FRAME GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1601 [4] BOLT  
  1B-4206 [4] NUT  
  3B-4510 [4] LOCKWASHER  
2. 2D-4867 [1] FITTING  
3. 4D-9774 [2] SHIM  
  7F-8987 [2] SHIM  
4. 4B-8478 [1] SOCKET  
5. 1B-4332 [4] NUT  
  3B-4514 [4] LOCKWASHER  
6. 6F-7033 [1] BOLT  
  1B-4205 [1] NUT  
  3B-4508 [1] LOCKWASHER  
7. 3B-8485 [2] FITTING  
8. 2Y-4819 C [1] PLATE  
9. 0S-1584 C [2] BOLT  
  1B-4205 C [2] NUT  
  3B-4508 C [2] LOCKWASHER  
10. 2A-3223 [2] BOLT  
  1B-4205 [2] NUT  
  3B-4508 [2] LOCKWASHER  
11. 1M-4980 C [1] PIN  
  3B-5319 C [1] COTTER PIN  
12. 4D-7259 C [4] STUD  
13. 1D-4643 [4] BOLT  
  2Y-3791 [4] LOCK  
14. 4B-8471 [2] CAP  
  4B-8459 [4] SHIM  
15. 3B-8487 [2] FITTING  
16. 5D-0727 [8] SHIM  
17. 2B-5484 [9] BOLT  
  1B-4204 [9] NUT  
  3B-4507 [9] LOCKWASHER  
18. 0S-1587 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
19. 3D-5309 [1] BRACKET  
  3D-5314 [2] SHIM  
  3D-5313 [4] SHIM  
20. 3B-8488 [1] FITTING  
21. 5D-1963 [1] SUPPORT  
22. 1D-4634 [4] BOLT  
  1B-4332 [4] NUT  
  3B-4514 [4] LOCKWASHER  
23. 0S-1571 C [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
24. 5F-7444 [2] SHIM  
  5F-7443 [4] SHIM  
25. 6D-6373 [1] BOX ASSEM.  
  2Y-3744 [1] COVER ASSEM.  
  2Y-1286 [1] COVER ASSEM.  
  [1] COVER  
  2Y-1284 [1] LUG  
26. 8S-9092 [12] BOLT  
  1D-4720 [12] NUT  
  3B-4510 [12] LOCKWASHER  
27. 4D-6999 [1] LUG ASSEM.  
28. 2Y-2270 [1] FRAME ASSEM.  
29. 2Y-2230 [1] BOLSTER ASSEM.  
  4D-5279 [4] STUD  
  7F-7278 [1] BEARING  
30. 4B-9679 [1] ANGLE  
31. 5H-3044 [1] PLATE  
32. 6F-4673 [1] PLATE  
33. 4D-1607 [1] LUG  
34. 4B-8467 [2] BEARING  
35. 1G-1694 [1] BRACKET ASSEM. (R.H.)  
  1G-1800 [2] BEARING  
36. 2Y-2656 [1] BRACKET ASSEM. (L.H.)  
37. 1G-0904 [2] BRACKET  
38. 2Y-4071 [1] PADLOCK  
  C   INDICATES CHANGE
 

#ZEBP05440223
 

2Y-2875: HOOD & DASH GP

2Y2875 HOOD AND DASH GROUP
sp291 ZEBP0544
2Y2875 HOOD & DASH GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0L-1351 [18] BOLT  
  3B-4506 [18] LOCKWASHER  
  4B-4278 [18] WASHER  
  2Y-2131 [1] HOOD ASSEM.  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  3D-0568 [1] STRIP  
  0L-1351 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  0S-1588 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  2Y-2132 [1] PLATE (R.H.)  
  2Y-2133 [1] PLATE (L.H.)  
  0S-0509 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  6D-7301 [1] BRACKET (L.H.)  
  0S-0509 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  5D-4098 [1] BRACKET  
  0S-0509 [1] BOLT  
  9F-2978 [1] NUT  
    (Part of 5D1226 Assem.)
  3B-4506 [1] LOCKWASHER  
  5D-1226 [1] BRACKET ASSEM. (R.H.)  
  2Y-2077 [1] PLATE ASSEM.  
  9F-2978 [7] NUT  
    (Part of 2Y2077 Assem.)
  5D-6742 [1] HOOD ASSEM.  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [4] WASHER  
  3D-0569 [1] SUPPORT ASSEM.  
  2D-8465 [4] BOLT  
  3B-0723 [4] NUT (Wing)  
  3B-4505 [4] LOCKWASHER  
  4B-5270 [4] WASHER  
  6F-5282 [1] BOLT (R.H.)  
  0S-1573 [1] BOLT (L.H.)  
  3B-4508 [2] LOCKWASHER  
  1H-8661 [1] SPACER (L.H.)  
  6D-6668 [1] SPACER (R.H.)  
  4B-4280 [2] WASHER  
    (Part of 2Y2077 Assem.)
  1D-4572 [1] BOLT (R.H.)  
  1D-4569 [1] BOLT (L.H.)  
  3B-4508 [2] LOCKWASHER  
  4B-4280 [2] WASHER  
  6D-6668 [1] SPACER (R.H.)  
  1H-8661 [1] SPACER (L.H.)  
  4D-9451 [2] BRACKET  
  4D-9452 [2] STRAP  
  0L-1143 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [8] WASHER  
  2M-8545 [4] SPACER  
  0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  1D-4572 [1] BOLT (R.H.)  
  1D-4569 [1] BOLT (L.H.)  
  3B-4508 [2] LOCKWASHER  
  4B-4280 [2] WASHER  
  4H-1204 [1] SPACER (L.H.)  
  6D-6669 [1] SPACER (R.H.)  
 

#ZEBP05440224
 

2Y-2250: VALVE & LINES GP

2Y2250 VALVE AND LINES GROUP
Part of 2Y2260 Blade Arrangement shown on Pages 176D & 177
2Y3697 Valve parts are shown on Page 137. AN ATTACHMENT
sp1247 ZEBP0544
2Y2250 VALVE & LINES GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3R-2704 [1] UNION  
2. 3B-4506 [11] LOCKWASHER  
3. 2Y-3697 Y [1] VALVE GROUP  
    (Separate Illustration)
4. 2Y-1912 [1] CLAMP ASSEM.  
5. 1G-0974 [1] FITTING  
6. 2Y-2243 [1] HOSE ASSEM.  
7. 2Y-3712 C [1] TUBE  
8. 2Y-3711 C [1] TUBE  
9. 2D-1076 [2] CLAMP  
10. 0T-0431 [4] WASHER  
11. 0L-1351 [2] BOLT  
12. 1G-0973 [2] FITTING  
13. 2Y-1703 [1] TUBE ASSEM.  
14. 2Y-1702 [1] TUBE ASSEM.  
15. 0S-1571 [1] BOLT  
16. 1H-3481 [1] CLAMP  
17. 1B-5964 [1] SPACER  
18. 0S-1585 [2] BOLT  
19. 3B-4508 [4] LOCKWASHER  
20. 1D-4719 [2] NUT  
21. 5H-1625 [2] CLAMP  
22. 5B-0546 [2] SPACER  
23. 8M-1630 [4] CLAMP  
24. 1B-9575 [4] BOLT  
25. 1D-4716 [6] NUT  
26. 2Y-1684 [2] HOSE ASSEM.  
27. 0S-1591 [2] BOLT  
28. 2Y-1555 [1] SUPPORT ASSEM.  
29. 1A-2029 [2] BOLT  
30. 2Y-3710 C [1] TUBE  
31. 0S-1587 [2] BOLT  
32. 5H-3125 [4] CLAMP  
33. 0S-0509 [4] BOLT  
34. 4D-3734 [2] UNION  
35. 2Y-2011 [3] FITTING  
36. 1D-4716 [3] NUT  
37. 4B-3388 [3] BOLT  
38. 3B-4505 [3] LOCKWASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440225
 

2Y-3697: VALVE GP

2Y3697 VALVE GROUP
Part of 2Y2250 Valve and Lines Group shown on Page 136
2Y1947 Valve parts are shown on Page 137. AN ATTACHMENT
sp939 ZEBP0544
2Y3697 VALVE GP Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7F-8092 [1] KNOB  
2. 2Y-3696 [1] LEVER  
3. 2Y-1947 Y [1] VALVE ASSEM.  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440226
 

2Y-1947: VALVE AS

2Y1947 VALVE ASSEMBLY
Part of 2Y3697 Valve Group shown on Page 137
AN ATTACHMENT
c228375 ZEBP0544
2Y1947 VALVE AS Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2Y-2343 C [1] BODY ASSEM.  
  3K-0360 [4] SEAL  
  3B-4505 [6] LOCKWASHER  
  1B-4202 [6] NUT  
  2Y-2342 [1] BODY ASSEM.  
  2Y-2344 C [1] BODY ASSEM.  
  2Y-2345 [3] STUD  
  C   INDICATES CHANGE
 

#ZEBP05440227
 

2Y-2160: HYDROSTATIC GP-STEERING

2Y2160 HYDROSTATIC STEERING GROUP--Part 1
9D3860 Steering and 1G643 Pump parts are shown on Pages 151, 153 & 154
Serial No. 64U2061 to 64U2843
sp244 ZEBP0544
2Y2160 HYDROSTATIC GP-STEERING Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2Y-2164 [1] HOSE ASSEM.  
2. 2Y-2163 [1] HOSE ASSEM.  
3. 2Y-2161 [1] HOSE ASSEM.  
4. 9D-3860 Y [1] STEERING GEAR GROUP  
    (Separate Illustration)
5. 5F-1678 [1] SEAL  
6. 2Y-1350 [2] FLANGE  
7. 3B-4506 [8] LOCKWASHER  
8. 1A-2029 [4] BOLT  
9. 2Y-2151 [1] TUBE ASSEM.  
10. 0T-0431 [1] WASHER  
11. 0L-1351 [1] BOLT  
12. 2D-1076 [1] CLAMP  
13. 2Y-2152 [1] TUBE ASSEM.  
14. 5H-3125 [4] CLAMP  
15. 0S-0509 [4] BOLT  
16. 7F-6696 [2] FITTING  
17. 2Y-2148 [1] TUBE ASSEM.  
18. 5F-7054 [2] SEAL  
19. 2Y-2147 [1] TUBE ASSEM.  
20. 3D-6731 [1] BLOCK  
21. 1A-1952 [1] BOLT  
22. 9B-1006 [1] WASHER  
23. 3B-4508 [1] LOCKWASHER  
24. Y [1] TANK AND PUMP GROUP  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440228
 

2Y-2160: HYDROSTATIC GP-STEERING

2Y2160 HYDROSTATIC STEERING GROUP--Part 2
2D2150 Filter and 4J4115 Steering Cylinder parts are shown on Pages 148 and 152
Serial No. 64U2061 to 64U2843
c11256p ZEBP0544
2Y2160 HYDROSTATIC GP-STEERING Parts scheme
  For full view, you need register

Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2Y-2157 [1] SUPPORT  
2. 2Y-2231 [1] STEERING WHEEL  
3. 0S-1594 [3] BOLT  
4. 4J-7002 [3] STRAP  
5. 2B-2695 [4] BOLT  
6. 2Y-2159 [4] ADAPTER  
7. 2Y-2162 [1] HOSE ASSEM.  
8. 5F-1678 [1] SEAL  
9. 3B-4506 [8] LOCKWASHER  
10. 5F-7054 [4] SEAL  
11. 3B-4508 [12] LOCKWASHER  
12. 3B-4505 [28] LOCKWASHER  
13. 4B-3388 [24] BOLT  
14. 2Y-1346 [8] FLANGE  
15. 4J-4115 Y [1] CYLINDER GROUP  
    (Separate Illustration)
16. 7B-3235 [8] BOLT  
17. 3B-8489 [3] FITTING  
18. 3D-0444 [2] PIN  
19. 3D-0404 [1] WASHER  
20. 3B-4520 [1] LOCKWASHER  
21. 1A-4168 [1] NUT  
22. 5M-5016 [2] NUT  
23. 3D-6711 [1] LOCK  
24. 3D-0403 [1] WASHER  
25. 2Y-2158 [1] SHAFT  
26. 3D-0410 [1] ARM ASSEM.  
27. 3D-4505 [2] BEARING  
28. 0V-0375 [1] BOLT  
29. 1D-4719 [1] NUT  
30. 4D-7358 [1] PIN  
31. 6D-1599 [1] BLOCK  
32. 2Y-1993 [1] SHAFT  
33. 1G-1672 [1] NUT  
34. [2] COTTER PIN  
35. 1B-4438 [1] NUT  
36. 1F-1470 [1] CAP  
37. 3B-8488 [1] FITTING  
38. 1G-0591 [1] COVER  
39. 2Y-2166 [1] HOSE ASSEM.  
40. 2Y-2165 [1] HOSE ASSEM.  
41. 0S-1603 [1] BOLT  
42. 1B-4205 [2] NUT  
43. 0S-1595 [1] BOLT  
44. 2A-3223 [1] BOLT  
45. 8M-1630 [4] FLANGE  
46. 1A-9579 [4] BOLT  
47. 1D-4716 [4] NUT  
48. 2Y-1344 [1] HOSE ASSEM.  
49. 2D-2150 Y [1] FILTER GROUP  
    (Separate Illustration)
50. 0T-0102 [4] BOLT  
51. 2Y-2221 [1] COVER  
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440229
 

2Y-2160: HYDROSTATIC GP-STEERING

2Y2160 HYDROSTATIC STEERING GROUP--Part 1 of 2
9D3860 Steering Gear and 1G643 Tank and Pump parts are shown on Pages 151, 155 & 156
Serial No. 64U2844 to 64U3530
sp654 ZEBP0544
2Y2160 HYDROSTATIC GP-STEERING Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2Y-2164 [1] HOSE ASSEM.  
2. 2Y-2163 [1] HOSE ASSEM.  
3. 2Y-2161 [1] HOSE ASSEM.  
4. 9D-3860 Y [1] STEERING GEAR GROUP  
    (Separate Illustration)
5. 5F-1678 [1] SEAL  
6. 1P-4576 C [2] FLANGE  
7. 4B-4278 C [4] LOCKWASHER  
8. 0S-1588 C [4] BOLT  
9. 2Y-2151 [1] TUBE ASSEM.  
10. 0T-0431 [1] WASHER  
11. 0L-1351 [1] BOLT  
12. 2D-1076 [1] CLAMP  
13. 2Y-2152 [1] TUBE ASSEM.  
14. 5H-3125 [4] CLAMP  
15. 0S-0509 [4] BOLT  
16. 7F-6696 [2] FITTING  
17. 2Y-2148 [1] TUBE ASSEM.  
18. 5F-7054 [2] SEAL  
19. 2Y-2147 [1] TUBE ASSEM.  
20. 3D-6731 [1] BLOCK  
21. 1A-1952 [1] BOLT  
22. 9B-1006 [1] WASHER  
23. 3B-4508 [1] LOCKWASHER  
24. Y [1] TANK AND PUMP GROUP  
    (Separate Illustration)
25. 3B-4506 C [4] LOCKWASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 120B :

CIRCLE GP
2Y-1760 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
CIRCLE GP
2D-7900 CIRCLE GP
AXLE GP-FRONT
2D-4140 AXLE GP-FRONT
CENTERSHIFT GP
2D-6400 CENTERSHIFT GP
FRAME GP
2Y-2280 FRAME GP
HOOD & DASH GP
2Y-2875 HOOD & DASH GP
VALVE & LINES GP
2Y-2250 VALVE & LINES GP
VALVE GP
2Y-3697 VALVE GP
VALVE AS
2Y-1947 VALVE AS
HYDROSTATIC GP-STEERING
2Y-2160 HYDROSTATIC GP-STEERING
HYDROSTATIC GP-STEERING
2Y-2160 HYDROSTATIC GP-STEERING

Truck sale:

CATERPILLAR 120B 1978
$17,572 USD 
CATERPILLAR 120B 1978
- MOTOR GRADERS
PESA
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