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5I7757 HOUSING GP-FRONT PART OF 2144457-Page 12 321B EXCAVATOR


BASIC ENGINE
GEAR GP
FLYWHEEL GP
HOUSING GP-FLYWHEEL
PAN GP-OIL
MOUNTING GP-ENGINE
LUBRICATION SYSTEM
LINES GP-ENGINE OIL
BREATHER GP
COOLING SYSTEM
COOLER GP
AIR INLET AND EXHAUST SYSTEM
TURBOCHARGER GP

EXCAVATOR 321B EXCAVATOR 9CZ
 321B LCR TRACK-TYPE EXCAVATORS 9CZ01002-01003 (MACHINE) POWERED BY 3066 XEBP7994 321B 9CZ   (1999)

BASIC ENGINE

GEAR GP
HOUSING GP-FRONT
5I-7757 HOUSING GP-FRONT
GEAR GP-FRONT
5I-8032 GEAR GP-FRONT
 

#XEBP79940010
 

5I-7757: HOUSING GP-FRONT

5I7757 HOUSING GP-FRONT
PART OF 2144457-Page 12
h52875e XEBP7994
5I7757 HOUSING GP-FRONT Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-7596 [1] BODY AS  
2. 125-2951 [1] GEAR  
3. 125-2950 [1] GEAR AS  
4. 8T-4177 [2] BOLT (L=90mm)  
5. 6F-7556 [2] COVER  
6. 5I-7559 [1] VALVE AS  
7. 2Y-5872 [1] GASKET  
8. 5I-7656 [1] SEAL  
9. 5I-7632 [1] PIPE  
10. 8T-4200 [2] BOLT (L=16mm)  
11. 8T-4189 [4] BOLT (L=20mm)  
12. 8T-6870 [4] BOLT (L=70mm)  
13. 095-8638 [13] WASHER  
14. 8T-6466 [1] BOLT (L=60mm)  
15. 8T-5005 [4] BOLT (L=70mm)  
16. 8T-4172 [2] BOLT (L=80mm)  
17. 7X-0796 [18] LOCKWASHER  
18. 8T-4137 [2] BOLT (L=20mm)  
19. 5I-7658 [1] GASKET  
20. 6F-7557 [2] GASKET  
21. 8T-6685 [4] BOLT (L=110mm)  
22. 5I-4969 [2] BOLT (L=70mm)  
23. 6V-8231 [2] NUT  
24. 5I-7533 [1] POINTER  
25. 6V-8236 [1] PIN  
26. 5I-7657 [1] GASKET  
27. 5I-7659 [1] PLATE  
28. 096-9435 [1] PLUG  
29. 096-9532 [1] WASHER  
30. 8T-4195 [3] BOLT (L=30mm)  
31. 5I-7534 [1] GASKET  
32. 5I-7685 [1] COVER AS  
33. 5I-7684 [1] GASKET  
34. 5I-7686 [1] GEAR AS  
35. 5I-7683 [1] SPINDLE  
36. 5I-7610 [1] BOLT (L=20mm)  
37. 7X-2536 [1] BOLT (L=14mm)  
38. 5I-7558 [1] GEAR AS  
 

#XEBP79940011
 

5I-8032: GEAR GP-FRONT

5I8032 GEAR GP-FRONT
HIGH AMBIENT, EMISSION PACKAGE
PART OF 2144457-Page 12
h85281e XEBP7994
5I8032 GEAR GP-FRONT Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 222-8212 [1] BOLT (L=20mm)  
2. 5I-7673 [1] GEAR (Z=46)  
3. 222-8202 [1] PLATE  
4. 5I-8038 [1] GEAR  
5. 5I-7611 [1] IDLER AS  
6. 5I-7542 [1] BUSHING  
 

#XEBP79940012
 

5I-8027: FLYWHEEL GP

5I8027 FLYWHEEL GP
PART OF 2144457-Page 12
h52879e XEBP7994
5I8027 FLYWHEEL GP Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-8028 [1] FLYWHEEL AS  
2. 5I-5004 [1] GEAR  
3. 096-2501 [6] WASHER  
4. 5I-5005 [6] BOLT  
 

#XEBP79940013
 

125-2953: HOUSING GP-FLYWHEEL

1252953 HOUSING GP-FLYWHEEL
PART OF 2144457-Page 12
h72215e XEBP7994
1252953 HOUSING GP-FLYWHEEL Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4136 [2] BOLTS (L=25mm)  
2. 7X-0796 [12] LOCKWASHER  
3. 185-9110 [1] SEAL AS  
4. 8T-4224 [4] WASHER  
5. 5I-4983 [2] STUD (STARTER)  
6. 125-2966 [1] SENSOR  
7. 6V-8231 [2] NUT  
8. 5I-7661 [1] GASKET  
9. 8T-7547 [4] BOLT (L=30mm)  
10. 095-8638 [4] WASHER  
11. 8T-4195 [8] BOLT (L=30mm)  
12. 125-2965 [1] HOUSING  
13. 5I-7607 [1] PLUG  
 

#XEBP79940014
 

125-2954: PAN GP-OIL

1252954 PAN GP-OIL
PART OF 2144457-Page 12
h85282e XEBP7994
1252954 PAN GP-OIL Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-7666 [1] GASKET  
2. 095-8638 [18] WASHER  
3. 8T-4189 [18] BOLT (L=20mm)  
4. 5I-7663 [22] BOLT  
5. 8T-4224 [20] WASHER  
6. 125-2967 [1] PAN  
7. 5I-8015 [1] COCK AS  
8. 5I-8067 [1] WASHER  
9. 5C-7261 [1] NUT  
10. 5I-4993 [1] SEAL  
11. 5I-7665 [1] GUIDE  
12. 5I-7535 [1] PLATE  
13. 5I-7664 [1] GAUGE  
14. 213-0677 [1] SWITCH AS  
  102-8802 [1] RECEPTACLE KIT  
  9X-3401 [2] PIN  
  [1] SEAL  
 

#XEBP79940015
 

109-9499: MOUNTING GP-ENGINE

1099499 MOUNTING GP-ENGINE
h52883e XEBP7994
1099499 MOUNTING GP-ENGINE Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 118-9785 [2] BRACKET  
2. 8T-4223 [16] WASHER (HARD)  
3. 8T-4183 [8] BOLT (L=40mm)  
4. 118-9784 [2] BRACKET  
5. 8T-4139 [8] BOLT (L=30mm)  
6. 8T-4123 [8] WASHER (HARD)  
7. 7X-2532 [4] BOLT (L=130mm)  
8. 109-9329 [4] WASHER  
9. 118-9930 [4] SUPPORT AS  
10. 109-9368 [2] MOUNT  
11. 109-9369 [2] MOUNT  
12. 109-9349 [2] MOUNT  
13. 109-9350 [2] MOUNT  
 

#XEBP79940016
 

5I-8034: LINES GP-ENGINE OIL

5I8034 LINES GP-ENGINE OIL
HIGH AMBIENT, EMISSION PACKAGE
PART OF 2144457-Page 12
h52888e XEBP7994
5I8034 LINES GP-ENGINE OIL Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-8070 [1] PIPE  
2. 5I-8058 [1] CONNECTOR  
3. 095-2038 [4] WASHER  
4. 5I-7734 [1] PIPE  
5. 5I-5029 [2] BOLT  
6. 095-8638 [4] WASHER-SPRING  
7. 5I-7642 [1] PLATE  
8. 5I-7687 [1] STRAINER  
9. 8T-4200 [4] BOLT (L=16mm)  
10. 5I-7640 [1] SPRING  
11. 5I-7643 [1] VALVE  
12. 5I-7644 [1] PLUG  
13. 9J-2089 [1] WASHER  
14. 5I-5038 [1] SEAL-O-RING  
15. 8T-4224 [3] WASHER-HARD  
 

#XEBP79940017
 

5I-7754: BREATHER GP

5I7754 BREATHER GP
PART OF 2144457-Page 12
h52889e XEBP7994
5I7754 BREATHER GP Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-7725 [1] BREATHER  
2. 094-9672 [1] SEAL-O-RING (ID=41.20mm)  
3. 2S-3440 [3] CLAMP  
4. 5I-7503 [1] TUBE  
5. 5I-7726 [1] STAY  
6. 8T-4137 [1] BOLT (L=20mm)  
7. 7X-0796 [2] LOCKWASHER  
8. 5I-7645 [1] PIPE  
9. 5I-4940 [1] TUBE  
 

#XEBP79940018
 

125-2957: FILTER GP-ENGINE OIL

1252957 FILTER GP-ENGINE OIL
PART OF 2144457-Page 12
h65215e XEBP7994
1252957 FILTER GP-ENGINE OIL Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 125-2972 [1] GASKET  
2. 168-0582 [1] COVER  
3. 095-8638 [6] WASHER  
4. 8T-4908 [2] BOLT (L=25mm)  
5. 7X-0796 [8] LOCKWASHER  
6. 1R-0739 [1] FILTER AS-OIL  
7. 125-2974 [1] BRACKET AS  
8. 5B-5947 [1] GASKET  
9. 094-7925 [1] VALVE  
10. 5I-8026 [1] VALVE AS  
11. 125-2976 [1] NUT  
12. 3J-7354 [1] SEAL-O-RING (ID=8.92mm)  
13. 125-2977 [2] STUD  
14. 5C-7261 [2] NUT  
15. 5I-8066 [1] VALVE AS-RELIEF  
16. 8T-4136 [8] BOLT (L=25mm)  
17. 8T-7329 [2] BOLT (L=55mm)  
18. 125-2979 [1] GASKET  
19. 5B-5947 [1] GASKET  
20. 135-2368 [1] ADAPTER  
21. 8C-3445 [1] CAP-DUST  
22. 8C-3446 [1] VALVE (SAMPLING)  
 

#XEBP79940019
 

5I-7770: LINES GP-TURBOCHARGER OIL

5I7770 LINES GP-TURBOCHARGER OIL
PART OF 2144457-Page 12
h79448e XEBP7994
5I7770 LINES GP-TURBOCHARGER OIL Parts scheme
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-5222 [2] WASHER  
2. 5I-7623 [1] BOLT (L=20mm)  
3. 5I-8060 [1] PIPE  
4. 5I-7689 [1] GASKET  
5. 096-2500 [2] WASHER  
6. 5C-9553 [2] BOLT (L=16mm)  
7. 5I-7557 [1] PIPE  
8. 5I-7561 [1] GASKET  
9. 5I-8058 [1] CONNECTOR  
10. 8T-4189 [2] BOLT (L=20mm)  
11. 095-8638 [2] WASHER  
 

Information:

Engine News
An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206}
2012/12/14
Reuse And Salvage Guidelines
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Disassembly and Assembly
Gear Group (Front) - Remove - Idler Gear Only
3064 and 3066 Engines for Caterpillar Built Machines
Gear Group (Front) - Install - Idler Gear Only
3064 and 3066 Engines for Caterpillar Built Machines
Service Magazine
An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206}
2012/12/13

Caterpillar Parts SIS Catalog 321B :

PISTON & ROD GP
5I-7760 PISTON & ROD GP
CAMSHAFT GP
5I-7755 CAMSHAFT GP
CRANKSHAFT GP
166-2945 CRANKSHAFT GP
COVER GP-VALVE MECHANISM
5I-7753 COVER GP-VALVE MECHANISM
CYLINDER BLOCK GP
166-3045 CYLINDER BLOCK GP
VALVE MECHANISM GP
5I-7752 VALVE MECHANISM GP
CYLINDER HEAD GP
5I-7751 CYLINDER HEAD GP
214-4457 ENGINE AR
GEAR GP-FRONT
5I-8032 GEAR GP-FRONT
FLYWHEEL GP
5I-8027 FLYWHEEL GP
HOUSING GP-FLYWHEEL
125-2953 HOUSING GP-FLYWHEEL
PAN GP-OIL
125-2954 PAN GP-OIL
MOUNTING GP-ENGINE
109-9499 MOUNTING GP-ENGINE
LINES GP-ENGINE OIL
5I-8034 LINES GP-ENGINE OIL
BREATHER GP
5I-7754 BREATHER GP
FILTER GP-ENGINE OIL
125-2957 FILTER GP-ENGINE OIL

Truck sale:

CATERPILLAR 321B 2003
$55,000 USD 
CATERPILLAR 321B 2003
- TRACK EXCAVATORS
GREGORY POOLE
4807 Beryl Road P. O. Box 469 (27602) - Raleigh
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