AVSPARE.COM
parts catalog

8P2004 OIL PUMP GROUP --Steering Clutch and Scavenge Serial No. 43X1 to 43X521 inclusive Part of 8P5218 Train Oil Lines Group shown on Page 121 D5B


POWER TRAIN
PUMP GP
SCREEN GP
DRIVE GP-FINAL
SPROCKET GP
STEERING AND BRAKING SYSTEM
CLUTCH GP-STEERING
CLUTCH & BRAKE GP-STEERING


POWER TRAIN

PUMP GP
 

#HEBP11770230
 

8P-2004: OIL PUMP GROUP

8P2004 OIL PUMP GROUP
--Steering Clutch and Scavenge
Serial No. 43X1 to 43X521 inclusive
Part of 8P5218 Train Oil Lines Group shown on Page 121
c213787 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9P-1027 [1] MANIFOLD  
2. 1P-1981 [1] BODY ASSEM.  
3. 5M-4987 [4] DOWEL  
4. 3S-6041 [1] MANIFOLD ASSEM.  
5. 2S-7923 [2] BEARING  
6. 1P-1985 [1] BODY ASSEM.  
7. 5M-3605 [2] DOWEL  
8. 2S-7910 [1] COVER ASSEM.  
9. 2S-7931 [2] BEARING  
10. 4M-0189 [4] SEAL  
11. 8P-2003 [1] GEAR (8 teeth)  
12. 0S-1608 [4] BOLT  
  3S-0004 [4] WASHER  
13. 1P-1990 [1] GEAR ASSEM. (8 teeth)  
14. 8M-2518 [2] BOLT  
  8M-3175 [2] WASHER  
15. 4F-7391 [3] SEAL  
16. 1P-1988 [2] GEAR ASSEM. (8 teeth)  
17. 2S-3625 [1] COVER  
18. 8M-5249 [1] SEAL  
19. 1B-8702 [1] KEY  
20. 0S-1594 [2] BOLT  
  3B-4506 [2] WASHER  
 

#HEBP11770231
 

9M-8669: MAGNETIC SCREEN GROUP

9M8669 MAGNETIC SCREEN GROUP
Part of 8P5218 Power Train Oil Lines Group shown on Pages 121 & 121C
c113539 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3D-2871 [4] STUD  
2. 1D-4717 [4] NUT  
3. 3S-3439 [1] COVER  
4. 3S-3440 [1] SPRING WASHER  
5. 5F-0149 [2] SEAL  
6. 3S-3875 [1] SCREEN  
7. 2S-1641 [1] TUBE ASSEM.  
8. 8M-7160 [4] MAGNET  
9. 1J-8668 [4] STUD (2" long)  
    -OR-
  8M-1047 [4] STUD (1.70" long)  
    -OR-
  2M-4779 [4] STUD (1.80" long)  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
10. 8M-7166 [1] HOUSING  
 

#HEBP11770232
 

8P-2470: FINAL DRIVE GROUP

8P2470 FINAL DRIVE GROUP
--Upper Half
Serial No. 43X1 to 43X647 inclusive
c222135 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8P-0203 [ 2] DRUM  
2. 2J-5815 [ 2] NUT  
3. 6P-6698 [ 2] LOCK  
4. 5P-9541 C [ 2] SEAL  
5. 0S-1595 [ 10] BOLT  
  3H-7654 [ 10] WASHER  
6. 1D-2598 [ 2] DOWEL  
7. 3A-5056 [ 2] PINION (10 teeth)  
8. 0L-1026 [ 2] PLUG  
9. 3F-1953 [ 2] DOWEL  
10. 5P-6378 [ 4] ROLLER ASSEM.  
11. 2P-2810 [ 2] RACE  
12. 2P-1511 [ 2] CASE  
13. 3P-5754 [ 2] HUB  
14. 6B-4598 [ 28] BOLT  
  6B-6682 [ 28] NUT  
  1H-2433 [ 6] LOCK 17.15cm(6.75 in.)long  
  5M-5241 [ 8] LOCK 10.16cm(4 in.)long  
15. 3S-9182 [ 4] PLUG  
16. 0S-1585 [ 40] BOLT  
  2M-0849 [ 40] WASHER  
17. 5M-5242 [ 2] GEAR (49 teeth)  
18. 5B-7267 [ 4] CORK  
19. 2B-8162 [ 4] DOWEL  
20. 8H-3326 [ 2] NUT  
  2B-8093 [ 2] PIN  
21. 2B-8092 [ 2] RING  
22. 2F-7576 [ 2] SHAFT  
23. 7B-0357 [ 2] CUP  
  7B-0358 [ 2] CONE  
24. 4B-4043 [ 24] BOLT  
  3B-4510 [ 24] LOCKWASHER  
25. 8P-1328 [ 2] FLANGE  
26. 0S-0509 [ 4] BOLT  
  3B-4506 [ 4] LOCKWASHER  
27. 6P-8359 [ 2] GASKET  
28. 9S-3321 [ 2] CAGE  
29. 1M-0343 [ 2] RACE  
30. 7M-7260 LIQUID GASKET  
    INDICATES CHANGE
 

#HEBP11770233
 

8P-2470: FINAL DRIVE GROUP

8P2470 FINAL DRIVE GROUP
--Lower Half
Serial No. 43X1 to 43X647 inclusive
9P988 Sprocket parts are shown on Page 126
c215632 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9P-0988 Y [ 2] SPROCKET GROUP  
2. 4H-9040 [ 2] NUT  
3. 8P-1853 [ 2] NUT  
4. 8P-4237 [ 2] GASKET  
5. 2S-1477 [ 2] HOLDER ASSEM.  
    (Each Includes)
6. 1F-1006 [ 1] DOWEL  
7. 8B-1312 [ 2] PIN  
8. 0S-0509 [ 8] BOLT  
  3B-4506 [ 8] LOCKWASHER  
9. 7S-7625 [ 2] SUPPORT ASSEM.  
    (Each Includes)
10. 3F-1965 [ 1] BEARING  
11. 2M-0122 [ 4] DOWEL  
  2B-7408 [ 2] PLUG  
  3B-8491 [ 2] FITTING  
12. 2B-7557 [ 2] CORK  
13. 3F-1972 [ 2] RETAINER ASSEM.  
    (Each Includes)
14. 0S-0130 [ 2] PIN  
15. 8M-0476 [ 2] CAGE  
16. 2F-2815 [ 2] LOCK  
17. 1A-3585 [ 2] NUT  
18. 2S-4366 [ 8] SHIM  
19. 3F-1956 [ 2] CAP  
  9F-2247 [ 2] PLUG  
20. 0S-1587 [ 12] BOLT  
  3B-4508 [ 12] LOCKWASHER  
21. 3F-1955 [ 2] GASKET  
22. 8B-6343 [ 2] CUP  
  3F-1396 [ 2] CONE  
23. 4B-1280 [ 16] SCREW  
24. 1F-4583 [ 2] SEAL  
25. 6F-7024 [ 2] BOLT  
  1B-4206 [ 2] NUT  
  3B-4510 [ 2] LOCKWASHER  
26. 3P-3623 [ 2] LOCK  
27. 1B-8742 [ 2] KEY  
28. 3F-1954 [ 2] RETAINER  
  9M-5894 [ 2] SEAL  
29. 3F-1960 [ 2] LOCK  
30. 8P-1857 [ 4] SEAL GROUP  
    (Each Includes)
31. 7M-0475 [ 2] RING  
32. 3F-1958 [ 2] GUARD  
33. 2P-1553 [ 2] BEARING  
34. 0S-1571 [ 32] BOLT  
  8F-6809 [ 32] WASHER  
35. 3P-5755 [ 2] EXTENSION  
36. 4B-4278 [ 8] WASHER  
    Separate Illustration
 

#HEBP11770234
 

8P-2470: FINAL DRIVE GROUP

8P2470 FINAL DRIVE GROUP
--Upper Half
Serial No. 43X648--Up
c229921 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8P-0203 [ 2] DRUM  
2. 2J-5815 [ 2] NUT  
3. 6P-6698 [ 2] LOCK  
4. 5P-4251 C [ 2] SEAL  
5. 0S-1595 [ 10] BOLT  
  3H-7654 [ 10] WASHER  
6. 1D-2598 [ 2] DOWEL  
7. 3A-5056 [ 2] PINION (10 teeth)  
8. 0L-1026 [ 2] PLUG  
9. 3F-1953 [ 2] DOWEL  
10. 5P-9176 C [ 4] BEARING  
11. 5P-9177 C [ 2] RACE  
12. 2P-1511 [ 2] CASE  
13. 3P-5754 [ 2] HUB  
14. 6B-4598 [ 28] BOLT  
  6B-6682 [ 28] NUT  
  1H-2433 [ 6] LOCK 17.15 cm(6.75 in.) long  
  5M-5241 [ 8] LOCK 10.16 cm(4 in.) long  
15. 3S-9182 [ 4] PLUG  
16. 0S-1585 [ 40] BOLT  
  2M-0849 [ 40] WASHER  
17. 5M-5242 [ 2] GEAR (49 teeth)  
18. 5B-7267 [ 4] CORK  
19. 2B-8162 [ 4] DOWEL  
20. 5M-2131 C [ 2] NUT  
  2B-8093 [ 2] PIN  
21. 2B-8092 [ 2] RING  
22. 2F-7576 [ 2] SHAFT  
23. 5D-7449 C [ 2] CUP  
  5D-7453 C [ 2] CONE  
24. 4B-4043 [ 24] BOLT  
  3B-4510 [ 24] LOCKWASHER  
25. 8P-1328 [ 2] FLANGE  
26. 0S-0509 [ 4] BOLT  
  3B-4506 [ 4] LOCKWASHER  
27. 6P-8359 [ 2] GASKET  
28. 9S-3321 [ 2] CAGE  
29. 6V-0370 C [ 2] RACE  
30. 7M-7260 LIQUID GASKET  
    INDICATES CHANGE
 

#HEBP11770235
 

8P-2470: FINAL DRIVE GROUP

8P2470 FINAL DRIVE GROUP
--Lower Half
Serial No. 43X648--Up
9P988 Sprocket parts are shown on Page 126
c229922 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9P-0988 Y [ 2] SPROCKET GROUP  
2. 4H-9040 [ 2] NUT  
3. 8P-1853 [ 2] NUT  
4. 8P-4237 [ 2] GASKET  
5. 2S-1477 [ 2] HOLDER ASSEM.  
    (Each Includes)
6. 8M-6521 C [ 1] DOWEL  
7. 8B-1312 [ 2] PIN  
8. 0S-0509 [ 8] BOLT  
  3B-4506 [ 8] LOCKWASHER  
9. 7S-7625 [ 2] SUPPORT ASSEM.  
    (Each Includes)
10. 3F-1965 [ 1] BEARING  
11. 2M-0122 [ 4] DOWEL  
  2B-7408 [ 2] PLUG  
  3B-8491 [ 2] FITTING  
12. 2B-7557 [ 2] CORK  
13. 3F-1972 [ 2] RETAINER ASSEM.  
    (Each Includes)
14. 3H-2617 [ 2] PIN  
15. 4B-4278 [ 8] WASHER  
16. 2F-2815 [ 2] LOCK  
17. 1A-3585 [ 2] NUT  
18. 2S-4366 [ 8] SHIM  
19. 3F-1956 [ 2] CAP  
  9F-2247 [ 2] PLUG  
20. 0S-1587 [ 12] BOLT  
  3B-4508 [ 12] LOCKWASHER  
21. 3F-1955 [ 2] GASKET  
22. 3F-1396 [ 2] CONE  
23. 4B-1280 [ 16] SCREW  
24. 1F-4583 [ 2] SEAL  
25. 6F-7024 [ 2] BOLT  
  1B-4206 [ 2] NUT  
  3B-4510 [ 2] LOCKWASHER  
26. 3P-3623 [ 2] LOCK  
27. 1B-8742 [ 2] KEY  
28. 3F-1954 [ 2] RETAINER  
  9M-5894 [ 2] SEAL  
29. 3F-1960 [ 2] LOCK  
30. 8P-1857 [ 4] SEAL GROUP  
    (Each Includes)
31. 7M-0475 [ 2] RING  
32. 3F-1958 [ 2] GUARD  
33. 2P-1553 [ 2] BEARING  
34. 0S-1571 [ 32] BOLT  
  8F-6809 [ 32] WASHER  
35. 3P-5755 [ 2] EXTENSION  
36. 7G-6044 C [ 2] CAGE ASSEM.  
    (Each Includes)
37. 8B-6343 [ 1] CUP  
    SEPARATE ILLUSTRATION
    INDICATES CHANGE
 

#HEBP11770236
 

9P-0988: SEGMENTED SPROCKET GROUP

9P988 SEGMENTED SPROCKET GROUP
Part of 8P2470 Final Drive Group shown on Page 125
c213665 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-8182 [27] BOLT  
  7H-3607 [27] NUT  
2. 9P-0984 [9] SEGMENT (standard)  
    - or -
  8P-9453 [9] SEGMENT (snow and mud)  
3. 8P-1855 [1] HUB ASSEM.  
    (Includes)
4. 4F-6070 [2] GUARD  
5. 4B-4340 [9] RIVET  
 

#HEBP11770237
 

3A-4963: STEERING CLUTCH GROUP

3A4963 STEERING CLUTCH GROUP
Serial No. 43X1 to 43X481 inclusive
c216050 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8P-1182 [ 1] SHAFT  
2. 3B-4990 [ 10] BOLT  
  6B-6683 [ 10] NUT  
  7F-8351 [ 5] LOCK  
3. 8P-1183 [ 1] GEAR (47 teeth)  
4. 8P-1324 [ 2] CAGE  
5. 6P-6700 [ 2] LOCK  
  0S-0509 [ 4] BOLT  
  3B-4506 [ 4] LOCKWASHER  
6. 6F-7037 [ 2] BOLT  
7. 9M-1393 [ 2] RING  
8. 0S-1589 [ 24] BOLT  
  3B-4510 [ 24] LOCKWASHER  
9. 8P-1325 [ 2] HUB  
10. 8P-1181 [ 2] DRUM  
11. 8P-8240 [ 2] PLATE ASSEM.  
12. 5D-9514 [ 16] BOLT  
  9M-6775 [ 8] LOCK  
13. 6P-6696 [ 16] SLEEVE  
14. 5S-0071 [ 26] DISC ASSEM.  
15. 1A-3987 [ 24] DISC  
16. 6P-6586 [ 16] SPRING  
17. 6P-6630 [ 16] SPRING  
18. 1M-9444 [ 2] RETAINER  
19. 8P-1353 [ 2] PISTON  
20. 8M-7438 [ 2] RING  
21. 8P-8570 [ 2] PILOT ASSEM.  
    (Each Includes)
  4H-1440 [ 1] PIN  
22. 3H-2652 [ 2] SEAL  
23. 7P-1697 [ 4] RING  
24. 0S-1585 [ 12] BOLT  
  3B-4508 [ 12] LOCKWASHER  
25. 3S-6981 [ 2] SHIM PACK  
26. 6H-3568 [ 2] CUP  
  6H-3566 [ 2] CONE  
 

#HEBP11770238
 

3A-4963: STEERING CLUTCH GROUP

3A4963 STEERING CLUTCH GROUP
Serial No. 43X482-Up
c173037 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8P-1182 [ 1] SHAFT  
2. 3B-4990 [ 10] BOLT  
  6B-6683 [ 10] NUT  
  7F-8351 [ 5] LOCK  
3. 8P-1183 [ 1] GEAR (47 teeth)  
4. 8P-1324 [ 2] CAGE  
5. 6P-6700 [ 2] LOCK  
  0S-0509 [ 4] BOLT  
  3B-4506 [ 4] LOCKWASHER  
6. 6F-7037 [ 2] BOLT  
7. 9M-1393 [ 2] RING  
8. 0S-1589 [ 24] BOLT  
  3B-4510 [ 24] LOCKWASHER  
9. 8P-1325 [ 2] HUB  
10. 8P-1181 [ 2] DRUM  
11. 8P-8240 [ 2] PLATE ASSEM.  
12. 5D-9514 [ 16] BOLT  
  9M-6775 [ 8] LOCK  
13. 6P-6696 [ 16] SLEEVE  
14. 5S-0071 [ 26] DISC ASSEM.  
15. 1A-3987 [ 24] DISC  
16. 6P-6586 [ 16] SPRING  
17. 6P-6630 [ 16] SPRING  
18. 1M-9444 [ 2] RETAINER  
19. 8P-1353 [ 2] PISTON  
20. 8M-7438 [ 2] RING  
21. 8P-8570 [ 2] PILOT ASSEM.  
    (Each Includes)
  4H-1440 [ 1] PIN  
22. 6L-1650 C [ 2] SEAL  
23. 7P-1697 [ 4] RING  
24. 0S-1585 [ 12] BOLT  
  3B-4508 [ 12] LOCKWASHER  
25. 7G-4141 C [ 2] SHIM PACK  
26. 6H-3568 [ 2] CUP  
  6H-3566 [ 2] CONE  
    INDICATES CHANGE
 

#HEBP11770239
 

8P-4365: STEERING CLUTCH CONTROL GROUP

8P4365 STEERING CLUTCH CONTROL GROUP--Part 1 of 2
Serial No. 43X1 to 43X511 inclusive
c227859 HEBP1177
  For full view, you need register

Parts for your D5B TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-0829 [2] HANDLE  
2. 8P-3409 [2] BRACKET ASSEM.  
    (Each Includes)
  9F-2978 [2] NUT  
3. 1P-2878 [4] ROLLER  
4. 8P-3410 [2] ROD  
5. 9S-1354 [2] NUT  
6. 4K-5563 [2] END  
7. 9S-1315 [2] PIN  
  3B-4617 [2] COTTER PIN  
8. 9M-5884 [2] BUMPER  
9. 1M-1341 [2] ROD END  
10. 8P-2971 [2] ROD  
11. 5B-9079 [4] NUT  
12. 2K-0400 [2] END  
13. 1B-0676 [8] PIN  
14. 3B-4615 [12] COTTER PIN  
15. 3D-8525 [1] LEVER  
16. 1B-8706 [2] KEY  
17. 8M-4990 [1] SEAL  
18. 1S-0004 C [2] SEAL  
19. 0S-1588 [2] BOLT  
20. 8P-3205 [1] LEVER  
21. 8P-3262 [1] LEVER (R.H.)  
  8P-3261 [1] LEVER (L.H.)  
  6K-8088 [4] BEARING  
22. 9S-1328 [4] WASHER  
  8P-9821 [4] WASHER (spring)  
23. 1A-8827 [4] PIN  
24. 0T-0102 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  C   INDICATES CHANGE
 

Information:

Special Instruction
Conversion Of Former Winch Oil Pumps And Transmission Scavenge Pumps To New Spline And Coupling Type Drive{3066, 5164}
Conversion Of Former Winch Oil Pumps And Transmission Scavenge Pumps To New Spline And Coupling Type Drive{3066, 5164}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Specifications
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Hydraulic Gear Pumps Used in Transmissions {3066, 5073}
Hydraulic Gear Pumps Used in Transmissions {3066, 5073}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}
Disassembly and Assembly
Service Magazine

Caterpillar Parts SIS Catalog D5B :

Truck sale:

22,773 
Caterpillar D5B, Construction
- Dozers
BERGERAT MONNOYEUR S.A.S.
France
 
CATERPILLAR D5B 1984
- TRACK TYPE TRACTORS
BERGERAT MONNOYEUR
117 RUE CHARLES MICHELS - ST DENIS -
 
 
CATERPILLAR D5B 1978
- TRACK TYPE TRACTORS
BERGERAT MONNOYEUR
117 RUE CHARLES MICHELS - ST DENIS -
Call 
1982 CAT D5B

C&C Machinery LLC
USD $25,500 
CAT D5B

Riggs Tractor Company & Dozer Service
Severy, Kansas
Back to top
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.