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1453025 IDLER GP-FRONT 1453026-Page 161, 1453038-Page 162 321B EXCAVATOR




UNDERCARRIAGE

IDLER GP
 

#XEBP79940130
 

145-3025: IDLER GP-FRONT

1453025 IDLER GP-FRONT
1453026-Page 161, 1453038-Page 162
h67153e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 145-3026 Y [1] IDLER GP (RH)  
2. 145-3038 Y [1] IDLER GP (LH)  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940131
 

145-3026: IDLER GP-FRONT

1453026 IDLER GP-FRONT
RIGHT HAND
PART OF 1453025-Page 160
1132907-Page 163, 1453027-Page 164
h67154e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 145-3027 Y [1] RECOIL GP  
2. 8T-4140 [4] BOLT (L=60mm)  
3. 113-2907 Y [1] IDLER GP  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940132
 

145-3038: IDLER GP-FRONT

1453038 IDLER GP-FRONT
LEFT HAND
PART OF 1453025-Page 160
1132907-Page 163, 1453039-Page 165
h67158e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 145-3039 Y [1] RECOIL GP  
2. 8T-4140 [4] BOLT (L=60mm)  
3. 113-2907 Y [1] IDLER GP  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940133
 

113-2907: IDLER GP-FRONT

1132907 IDLER GP-FRONT
BASIC
PART OF 1453026-Page 161, 1453038-Page 162
h67132e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 115-4926 [1] IDLER GP  
2. 8E-4359 [2] BEARING  
3. 9W-2201 [2] SEAL GP  
4. 6V-7658 [2] SEAL-O-RING (ID=59.40mm)  
5. 9W-9455 [2] PIN  
6. 9W-9451 [1] SHAFT  
7. 115-3701 [2] BEARING  
8. 7H-3171 [1] PLUG  
 

#XEBP79940134
 

145-3027: TRACK ADJUSTER & RECOIL GP

1453027 TRACK ADJUSTER & RECOIL GP
RIGHT HAND
PART OF 1453026-Page 161
1453028-Page 166
h67155e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 168-6761 [1] PLATE AS  
2. 4B-4158 [4] SCREW  
3. 5P-9891 [1] PLATE (WARNING)  
4. 145-3028 Y [1] RECOIL GP  
5. 8T-4137 [2] BOLT (L=20mm)  
6. 7Y-1746 [1] PLATE  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940135
 

145-3039: TRACK ADJUSTER & RECOIL GP

1453039 TRACK ADJUSTER & RECOIL GP
LEFT HAND
PART OF 1453038-Page 162
1453028-Page 166
h67159e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 145-3028 Y [1] RECOIL GP  
2. 168-6761 [1] PLATE AS  
3. 4B-4158 [4] SCREW  
4. 5P-9891 [1] PLATE (WARNING)  
5. 8T-4137 [2] BOLT (L=20mm)  
6. 7Y-1746 [1] PLATE  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940136
 

145-3028: TRACK ADJUSTER & RECOIL GP

1453028 TRACK ADJUSTER & RECOIL GP
PART OF 1453027-Page 164, 1453039-Page 165
1453029-Page 167
h67156e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 145-3029 Y [1] RECOIL GP  
2. 145-3035 [1] PLATE  
3. 145-3036 [1] SPRING  
4. 7Y-1781 [1] COVER  
5. 7I-7733 [1] WASHER  
6. 3E-8024 [1] NUT  
7. 122-5253 [1] STRIP  
8. 7X-2536 [2] BOLT (L=14mm)  
9. 145-3037 [1] SUPPORT  
10. 8T-4179 [2] BOLT (L=20mm)  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP79940137
 

145-3029: TRACK ADJUSTER & RECOIL GP

1453029 TRACK ADJUSTER & RECOIL GP
PART OF 1453028-Page 166
h67157e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-5076 [1] ROD  
2. 7I-7734 [1] RING-BACK UP  
3. 095-1703 [1] SEAL-O-RING (ID=44.40mm)  
4. 145-3030 [1] CYLINDER  
5. 095-1619 [2] SEAL-O-RING (ID=59.60mm)  
6. 093-1512 [2] RING-BACK UP  
7. 7Y-0682 [2] RING-BACK UP  
8. 093-1436 [1] SEAL  
9. 145-3031 [1] PISTON AS  
10. 095-2927 [1] VALVE (FILL)  
11. 2S-5926 [1] VALVE (RELIEF)  
 

#XEBP79940138
 

087-5908: GUARD GP-TRACK GUIDE

0875908 GUARD GP-TRACK GUIDE
2 REQUIRED
h53020e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 117-5553 [1] GUARD AS  
2. 8T-4123 [4] WASHER (HARD)  
3. 8T-5460 [4] BOLT (L=40mm)  
 

#XEBP79940139
 

7Y-1608: ROLLER AR-TRACK & CARRIER

7Y1608 ROLLER AR-TRACK & CARRIER
8E5600-Page 170, 1634143-Page 171
h68428e XEBP7994
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Parts for your 321B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-5878 [4] BOLT (L=80mm)  
2. 8E-5600 Y [4] ROLLER GP  
3. 163-4143 Y [16] ROLLER GP  
4. 7X-2565 [64] BOLT (L=100mm)  
5. 8T-4123 [64] WASHER-HARD  
  Y   SEE SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Installation of Conventional Duo-Cone Seals{7561}
Installation of Conventional Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561}
Tool Operating Manual
Idler/Roller Assembly Machine{0374, 0599, 0729, 4159, 4180}
Idler/Roller Assembly Machine{0374, 0599, 0729, 4159, 4180}
Service Magazine

Caterpillar Parts SIS Catalog 321B :

Truck sale:

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