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108-6979 CYLINDER & LINES GP-LIFT -LH S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP PART OF 159-8377 BULLDOZER AR-ANGLING, 159-1628 BULLDOZER AR-SEMI-UNIVERSAL, 159-1629 BULLDOZER AR-UNIVERSAL D8R II




HYDRAULIC SYSTEM

CYLINDER GP
 

#SEBP32450610
 

108-6979: CYLINDER & LINES GP-LIFT

108-6979 CYLINDER & LINES GP-LIFT -LH
S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP
PART OF 159-8377 BULLDOZER AR-ANGLING, 159-1628 BULLDOZER AR-SEMI-UNIVERSAL, 159-1629 BULLDOZER AR-UNIVERSAL
i00485567 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8E-8334 [1] PLATE AS  
2. 5S-7379 [4] BOLT (3/8-16X0.875-IN)  
3. 5P-1075 [6] WASHER-HARD (10.2X22.5X3-MM THK)  
4. 108-6981 I [1] HOSE AS  
5. 5K-9090 [1] SEAL-O-RING  
6. 4J-0520 [3] SEAL-O-RING  
7. 108-6982 I [1] HOSE AS  
8. 9U-8676 [1] TUBE AS  
9. 9X-8260 [1] CONNECTOR  
10. 4K-1388 [1] SEAL-O-RING  
11. 6V-8400 [1] SEAL-O-RING  
12. 2S-4078 [1] SEAL-O-RING  
13. 6V-9875 [1] CONNECTOR  
14. 8E-6269 [1] BRACKET AS  
  1F-0750 [2] NUT-WELD (3/8-16-THD)  
15. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
16. 4L-9337 [2] BOLT (3/8-16X1.5-IN)  
17. 4L-6454 [2] BOLT (3/8-16X1-IN)  
18. 5S-7382 [2] BOLT (3/8-16X1.375-IN)  
19. 1P-4577 [2] FLANGE-HALF  
20. 6E-1102 Y [1] CYLINDER GP-BULLDOZER LIFT  
21. 8E-6303 [1] CLIP (TAB)  
22. 8E-6304 [1] CLIP (SLOT)  
23. 8T-8919 [1] BOLT (1/2-13X1.75-IN)  
24. 6V-8188 [1] NUT (1/2-13-THD)  
25. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450611
 

108-6980: CYLINDER & LINES GP-LIFT

108-6980 CYLINDER & LINES GP-LIFT -RH
S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP
PART OF 159-8377 BULLDOZER AR-ANGLING, 159-1628 BULLDOZER AR-SEMI-UNIVERSAL, 159-1629 BULLDOZER AR-UNIVERSAL
i00485570 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8E-8334 [1] PLATE AS  
2. 5S-7379 [4] BOLT (3/8-16X0.875-IN)  
3. 5P-1075 [6] WASHER-HARD (10.2X22.5X3-MM THK)  
4. 108-6982 I [1] HOSE AS  
5. 5K-9090 [1] SEAL-O-RING  
6. 4J-0520 [3] SEAL-O-RING  
7. 108-6981 I [1] HOSE AS  
8. 8E-8330 [1] TUBE AS  
9. 9X-8260 [1] CONNECTOR  
10. 4K-1388 [1] SEAL-O-RING  
11. 6V-8400 [1] SEAL-O-RING  
12. 2S-4078 [1] SEAL-O-RING  
13. 6V-9875 [1] CONNECTOR  
14. 8E-6269 [1] BRACKET AS  
15. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
16. 4L-9337 [2] BOLT (3/8-16X1.5-IN)  
17. 4L-6454 [2] BOLT (3/8-16X1-IN)  
18. 5S-7382 [2] BOLT (3/8-16X1.375-IN)  
19. 1P-4577 [2] FLANGE-HALF  
20. 6E-1102 Y [1] CYLINDER GP-BULLDOZER LIFT  
21. 8E-6303 [1] CLIP (TAB)  
22. 8E-6304 [1] CLIP (SLOT)  
23. 8T-8919 [1] BOLT (1/2-13X1.75-IN)  
24. 6V-8188 [1] NUT (1/2-13-THD)  
25. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450612
 

136-1687: CYLINDER & LINES GP-TILT

136-1687 CYLINDER & LINES GP-TILT
S/N AKA1-UP
COLD WEATHER
i02457121 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4Z-6311 Y [1] CYLINDER GP-TILT  
   
  137-5914 I [2] HOSE AS  
    S/N 9EM1-1919
  243-6516 [2] HOSE AS  
    S/N 9EM1920-UP
  203-7819 I [1] HOSE AS  
  203-7820 I [1] HOSE AS  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450613
 

158-4631: CYLINDER AR-DUAL TILT

158-4631 CYLINDER AR-DUAL TILT
S/N AKA1-UP
FOR USE WITH @@@@@159-1629@@@@@, @@@@@159-1628@@@@@, @@@@@159-1631@@@@@, @@@@@159-1633@@@@@, WHEN USED WITH 158-7463
i01488651 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  162-0662 Y [1] CYLINDER GP-TILT (BULLDOZER)(RH)  
  162-0663 Y [1] CYLINDER GP-TILT (BULLDOZER)(LH)  
  Y [1] LINES GP-HYDRAULIC (DUAL TILT CYLINDER)  
  Y [1] PUSH ARM GP-STABILIZER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450614
 

8E-3039: CYLINDER AR-DUAL TILT

8E-3039 CYLINDER AR-DUAL TILT
S/N AKA1-UP
i01224248 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6E-0397 Y [2] CYLINDER GP-TILT  
  8E-6579 Y [1] LINES GP-TILT CYLINDER (ANGLING BULLDOZER)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450615
 

124-4771: CYLINDER GP-BULLDOZER LIFT

124-4771 CYLINDER GP-BULLDOZER LIFT
S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP
114.3 MM (4.5 IN) BORE X 1425 MM (56.1 IN) STROKE
PART OF 6E-1102 CYLINDER GP-BULLDOZER LIFT
i01416973 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6E-1103 [1] CYLINDER AS  
1A. 6E-1108 [2] BUSHING  
2. 173-9682 CM [1] BOLT (M36X4X100-MM)  
3. 106-1017 [1] WASHER (36.7X77X6-MM THK)  
4. 6E-1109 [1] PISTON AS  
4A. 9X-7269 J [1] SEAL AS  
5. 5H-6734 C [1] SEAL-O-RING  
6. 1K-7095 J [1] RING-BACKUP  
7. 163-6474 C [1] HEAD  
8. 6E-1111 [1] ROD AS  
9. 4J-3745 J [1] RING-WEAR  
10. 8C-9161 J [1] RING-WEAR  
11. 312-4248 CJ [1] SEAL AS-BUFFER  
12. 9X-7412 C [1] SEAL-U-CUP  
13. 312-4247 J [1] SEAL-WIPER  
   
    AVAILABLE REPAIR KIT(S):
  319-3557 J [1] KIT-SEAL (LIFT CYLINDER)  
    (INCLUDES BACKUP RING, WEAR RINGS, SEAL ASSEMBLIES, SEAL-O-RING, SEAL-U-CUP & WIPER SEAL)
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP32450616
 

6E-1102: CYLINDER GP-BULLDOZER LIFT

6E-1102 CYLINDER GP-BULLDOZER LIFT
S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP
114.3-MM (4.5-IN) BORE X 1425-MM (56.1-IN) STROKE
PART OF 108-6979, 108-6980 CYLINDER & LINES GP-LIFT
Type 1
i00396733 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-6936 [4] BOLT (1-8X6-IN)  
2. 2J-3507 [4] NUT-FULL (1-8-THD)  
3. 3G-0910 [1] CAP-BEARING  
4. 3G-0911 B [28] SHIM (0.8-MM THK)  
5. 124-4771 Y [1] CYLINDER GP-BULLDOZER LIFT  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP32450617
 

6E-1102: CYLINDER GP-BULLDOZER LIFT

6E-1102 CYLINDER GP-BULLDOZER LIFT
S/N AKA1-UP; CXB1-UP; BHR1-UP; BHW1-UP
114.3-MM (4.5-IN) BORE X 1425-MM (56.1-IN) STROKE
PART OF 108-6979, 108-6980 CYLINDER & LINES GP-LIFT
Type 2
i04113129 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6E-1103 [1] CYLINDER AS  
2. 6E-1108 [2] BUSHING  
3. 106-1017 [1] WASHER (36.7X77X6-MM THK)  
4. 6E-1109 [1] PISTON AS  
5. 9X-7269 [1] SEAL AS  
6. 4J-3745 [1] RING-WEAR  
7. 163-6474 [1] HEAD  
8. 6E-1111 [1] ROD AS  
9. 3G-0910 [1] CAP-BEARING  
10. 8T-0672 M [4] BOLT (M24X3X160-MM)  
11. 3G-0911 B [28] SHIM (0.8-MM THK)  
12. 7X-0851 M [4] NUT (M24X3-THD)  
13. 173-9682 M [1] BOLT (M36X4X100-MM)  
14. 312-4247 [1] SEAL-WIPER  
15. 312-4245 [1] SEAL-U-CUP  
16. 312-4248 [1] SEAL AS-BUFFER  
17. 8C-9161 [1] RING-WEAR  
18. 1K-7095 [1] RING-BACKUP  
19. 175-7902 [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  319-3556 [1] KIT-SEAL  
    (INCLUDES BACKUP RING, WEAR RINGS, & SEALS)
  319-3557 [1] KIT-SEAL  
    (INCLUDES BACKUP RING, WEAR RINGS, & SEALS)
  B   USE AS REQUIRED
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP32450618
 

155-3653: CYLINDER GP-RIPPER

155-3653 CYLINDER GP-RIPPER
S/N BHD1-UP; BHH1-UP
184.15-MM (7.2-IN) BORE X 281.4-MM (11.1-IN) STROKE
PART OF 153-3130, 153-3131 RIPPER AR
i01442847 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2J-7686 [1] LOCKNUT (2.5X12-THD)  
2. 1J-2674 J [1] RING-WEAR  
3. 5J-4993 J [1] SEAL AS  
  5J-4407 [1] RING-EXPANDER  
  5J-4408 [1] SEAL  
4. 1U-2716 [1] PISTON  
5. 6J-9121 [1] WASHER (63.73X107.95X8.74-MM THK)  
6. 155-3850 [1] CYLINDER AS  
6A. 3G-5999 [1] BUSHING  
7. 5P-7593 J [1] SEAL-O-RING  
8. 158-3027 [1] RING-BACKUP  
9. 8T-8381 J [1] SEAL  
10. 155-3849 [1] HEAD  
11. 6V-5845 M [8] BOLT (M20X2.5X70-MM)  
12. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
13. 9T-0584 [1] ROD AS  
13A. 3G-5999 [1] BUSHING  
14. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
15. 8C-3206 [4] FLANGE-HALF  
16. 312-4247 J [1] SEAL-WIPER  
17. 312-4248 J [1] SEAL AS-BUFFER  
18. 421-4025 J [1] SEAL-U-CUP  
19. 8T-1714 J [1] RING-WEAR  
20. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
   
    AVAILABLE REPAIR KIT(S):
  244-2067 J [1] KIT-HYD CYLINDER SEAL  
    (INCLUDES RINGS & SEALS)
    (FOR USE WITH REHS1392)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP32450619
 

6E-3113: CYLINDER GP-RIPPER PIN PULLER

6E-3113 CYLINDER GP-RIPPER PIN PULLER
S/N AKA1-UP
101.6-MM (4-IN) BORE X 138.5-MM (5.5-IN) STROKE
PART OF 160-3616 PULLER AR-PIN
i00398919 SEBP3245
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Parts for your D8R II TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 173-9779 M [1] BOLT (M24X3X80-MM)  
2. 6J-2797 [1] RING-WEAR  
3. 5J-5402 [1] SEAL AS  
4. 9T-3493 [1] PISTON  
5. 6V-8237 [1] WASHER (26X44X4-MM THK)  
6. 4T-6907 [1] RING-WEAR  
7. 6E-3980 [1] ROD AS  
8. 308-1880 [1] SEAL-WIPER  
9. 167-2300 [1] SEAL-U-CUP  
10. 167-2190 [1] SEAL AS-BUFFER  
11. 2K-6830 [1] RING-BACKUP  
12. 175-7900 [1] SEAL-O-RING  
13. 6E-4976 [1] HEAD  
14. 6E-3976 [1] CYLINDER AS  
  M   METRIC PART
 

Information:

Special Instruction
Installation of Modified 8SU (S/N: 2TP; 3MP) and 8U (S/N: 2WP) Bulldozer with Dual Tilt Cylinders on D8R LGP Tractors{6053, 6078}
Installation of Modified 8SU (S/N: 2TP; 3MP) and 8U (S/N: 2WP) Bulldozer with Dual Tilt Cylinders on D8R LGP Tractors{6053, 6078}

Caterpillar Parts SIS Catalog D8R II :

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