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515-4591 CYLINDER GP-COUPLER 50-MM (2-IN) BORE X 163-MM (6.4-IN) STROKE PART OF 515-7792 LINES GP-COUPLER AN ATTACHMENT 279D


HYDRAULIC SYSTEM
CYLINDER GP
FITTING GP

COMPACT TRACK LOADER 279D COMPACT TRACK LOADER WEF
 279D Compact Track Loader Military WEF00001-UP (MACHINE) POWERED BY C3.3B Engine SEBP7181 279D WEF   (2014)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BUCKET
278-1969 CYLINDER GP-BUCKET
CYLINDER GP-COUPLER
515-4591 CYLINDER GP-COUPLER
CYLINDER GP-LIFT
492-4510 CYLINDER GP-LIFT
CYLINDER GP-LIFT ARM
375-0714 CYLINDER GP-LIFT ARM
CYLINDER GP-LIFT ARM
375-0714 CYLINDER GP-LIFT ARM
 

#SEBP71810210
 

515-4591: CYLINDER GP-COUPLER

515-4591 CYLINDER GP-COUPLER
50-MM (2-IN) BORE X 163-MM (6.4-IN) STROKE
PART OF 515-7792 LINES GP-COUPLER
AN ATTACHMENT
i06891891 SEBP7181
5154591 CYLINDER GP-COUPLER Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-8397 [2] SEAL-O-RING  
   
    AVAILABLE REPLACEMENT PART(S):
  518-7949 [1] KIT-SEAL  
    (INCLUDES PISTON SEAL,O-RING SEAL,U-CUP SEAL & LIP TYPE SEAL)
 

#SEBP71810211
 

492-4510: CYLINDER GP-LIFT

492-4510 CYLINDER GP-LIFT
70-MM (2.8-IN) BORE X 575-MM (22.6-IN) STROKE
PART OF 375-0714 CYLINDER GP-LIFT ARM
ALSO AN ATTACHMENT
i06895653 SEBP7181
4924510 CYLINDER GP-LIFT Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 348-0310 Y [1] HEAD AS  
2. 348-0313 [1] PISTON AS  
  161-7145 J [1] SEAL-PISTON  
  340-6272 J [2] RING-WEAR  
  340-9312 J [1] SEAL-O-RING  
3. 350-3842 M [2] SETSCREW (M8X1.25X12.3-MM)  
4. 162-0177 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
5. 6V-8398 J [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  380-6119 J [1] KIT-HYD CYLINDER SEAL  
    (ALSO INCLUDES U-CUP SEALS, O-RING SEALS & BEARING)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP71810212
 

375-0714: CYLINDER GP-LIFT ARM

375-0714 CYLINDER GP-LIFT ARM -VERTICAL LIFT
S/N WEF1-376
PART OF 345-5280 CHASSIS AR
ALSO AN ATTACHMENT
i05162964 SEBP7181
3750714 CYLINDER GP-LIFT ARM Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 293-5711 Y [1] CYLINDER GP-TILT (RH)  
2. 293-5712 Y [1] CYLINDER GP-TILT (LH)  
3. 492-4510 Y [2] CYLINDER GP-LIFT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP71810213
 

375-0714: CYLINDER GP-LIFT ARM

375-0714 CYLINDER GP-LIFT ARM -VERTICAL LIFT
S/N WEF377-435
PART OF 345-5280 CHASSIS AR
ALSO AN ATTACHMENT
i07714634 SEBP7181
3750714 CYLINDER GP-LIFT ARM Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 552-6145 CY [1] CYLINDER GP-TILT (RH)  
2. 552-6146 CY [1] CYLINDER GP-TILT (LH)  
3. 492-4510 Y [2] CYLINDER GP-LIFT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP71810214
 

375-0714: CYLINDER GP-LIFT ARM

375-0714 CYLINDER GP-LIFT ARM -VERTICAL LIFT
S/N WEF436-UP
PART OF 345-5280 CHASSIS AR
ALSO AN ATTACHMENT
i07715346 SEBP7181
3750714 CYLINDER GP-LIFT ARM Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 293-5711 CY [1] CYLINDER GP-TILT (RH)  
2. 293-5712 CY [1] CYLINDER GP-TILT (LH)  
3. 492-4510 Y [2] CYLINDER GP-LIFT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP71810215
 

293-5711: CYLINDER GP-TILT

293-5711 CYLINDER GP-TILT -RH
S/N WEF1-376; WEF436-UP
75-MM (3-IN) BORE X 391.5-MM (15.5-IN) STROKE
PART OF 375-0714 CYLINDER GP-LIFT ARM
ALSO AN ATTACHMENT
i03964608 SEBP7181
2935711 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-6730 J [1] SEAL-O-RING  
2. 5P-0908 J [1] SEAL-O-RING  
3. 140-2392 J [1] SEAL-LIP TYPE  
4. 161-7146 J [1] SEAL-PISTON  
5. 295-4464 [1] HEAD  
6. 295-4465 [1] PISTON  
7. 295-4468 [1] ROD AS  
8. 296-5140 [1] RING-WEAR  
9. 295-4472 [1] CYLINDER AS  
10. 140-2377 J [1] SEAL-U-CUP  
11. 150-9402 J [1] RING-WEAR  
12. 162-0177 [2] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
13. 329-2591 J [1] RING-BACKUP  
14. 6V-8398 [2] SEAL-O-RING  
15. 9X-6611 M [1] SETSCREW-SOCKET (M10X1.5X16-MM)  
   
  3K-2151 F [1] BUSHING  
   
    AVAILABLE REPAIR KIT(S):
  371-2751 J [1] KIT-HYD CYLINDER SEAL  
  F   NOT SHOWN
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71810216
 

293-5712: CYLINDER GP-TILT

293-5712 CYLINDER GP-TILT -LH
S/N WEF1-376; WEF436-UP
75-MM (3-IN) BORE X 391.5-MM (15.5-IN) STROKE
PART OF 375-0714 CYLINDER GP-LIFT ARM
ALSO AN ATTACHMENT
i03964611 SEBP7181
2935712 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-6730 J [1] SEAL-O-RING  
2. 5P-0908 J [1] SEAL-O-RING  
3. 140-2392 J [1] SEAL-LIP TYPE  
4. 161-7146 J [1] SEAL-PISTON  
5. 295-4464 [1] HEAD  
6. 295-4465 [1] PISTON  
7. 295-4468 [1] ROD AS  
8. 296-5140 [1] RING-WEAR  
9. 295-4471 [1] CYLINDER AS  
10. 140-2377 J [1] SEAL-U-CUP  
11. 150-9402 J [1] RING-WEAR  
12. 162-0177 [2] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
13. 329-2591 J [1] RING-BACKUP  
14. 6V-8398 [2] SEAL-O-RING  
15. 9X-6611 M [1] SETSCREW-SOCKET (M10X1.5X16-MM)  
   
  3K-2151 F [1] BUSHING  
   
    AVAILABLE REPAIR KIT(S):
  371-2751 [1] KIT-HYD CYLINDER SEAL  
  F   NOT SHOWN
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71810217
 

552-6145: CYLINDER GP-TILT

552-6145 CYLINDER GP-TILT -RH
S/N WEF377-435
75-MM (3-IN) BORE X 391.5-MM (15.4-IN) STROKE
PART OF 375-0714 CYLINDER GP-LIFT ARM
ALSO AN ATTACHMENT
i07714640 SEBP7181
5526145 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-2151 F [1] BUSHING  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
   
    AVAILABLE REPAIR KIT(S):
  552-6147 [1] KIT-SEAL  
    (KITS MARKED 'J' SERVICE(S) PARTS MARKED 'J' IN THE GRAPHICS)
  F   NOT SHOWN
 

#SEBP71810218
 

552-6146: CYLINDER GP-TILT

552-6146 CYLINDER GP-TILT -LH
S/N WEF377-435
75-MM (3-IN) BORE X 391.5-MM (15.4-IN) STROKE
PART OF 375-0714 CYLINDER GP-LIFT ARM
ALSO AN ATTACHMENT
i07714648 SEBP7181
5526146 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-2151 F [1] BUSHING  
   
    AVAILABLE REPAIR KIT(S):
  552-6147 [1] KIT-SEAL  
    (PARTS MARKED "J" IN THE GRAPHICS)
  F   NOT SHOWN
 

#SEBP71810219
 

9U-6995: FITTING GP-HYDRAULIC

9U-6995 FITTING GP-HYDRAULIC
PART OF 430-4374 LINES GP-PUMP
AN ATTACHMENT
i02445230 SEBP7181
9U6995 FITTING GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 279D COMPACT TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-4078 [1] SEAL-O-RING  
 

Information:

Operation and Maintenance Manual
Tilt Cylinder Bearings and Bucket Linkage Bearings - Lubricate
279D Compact Track Loader
Lift Arm and Cylinder Linkage - Lubricate
279D Compact Track Loader
Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Installing Remote Greasing for Lift Cylinder Head End Pin on Certain Compact Track Loaders, Multi-Terrain Loaders , and Skid Steer Loaders {5102, 5104, 6119, 7507, 7510, 79PK}
Installing Remote Greasing for Lift Cylinder Head End Pin on Certain Compact Track Loaders, Multi-Terrain Loaders , and Skid Steer Loaders {5102, 5104, 6119, 7507, 7510, 79PK}
Specifications
Tilt Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Lift Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Tilt Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Cylinder Mounting
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Angle Blade Cylinder and Mounting
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Hydraulic Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Hydraulic Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Hydraulic Cylinder
259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Contamination Control Guidelines
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Troubleshooting
MID 039 - CID 0364 - FMI 03
239D, 249D, 259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 226D, 232D, 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders Machine Electronic Control System
MID 039 - CID 0364 - FMI 04
239D, 249D, 259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 226D, 232D, 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders Machine Electronic Control System
MID 039 - CID 0364 - FMI 08
239D, 249D, 259D, 279D, 289D, 299D, 299D XHP, 299D2 and 299D2 XHP Compact Track Loaders, 257D, 277D, 287D, 297D, 297D XHP, 297D2 and 297D2 XHP Multi Terrain Loaders and 226D, 232D, 236D, 242D, 246D, 262D, 272D, 272D XHP, 272D2 and 272D2 XHP Skid Steer Loaders Machine Electronic Control System
Disassembly and Assembly
Tilt Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems
Coupler Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems
Lift Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems
Service Magazine
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Remote Lift Cylinder Greasing Is Now Installed Standard on Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {5102}
Remote Lift Cylinder Greasing Is Now Installed Standard on Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {5102}
New Lift Cylinder Group Is Now Used on Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {5102}
New Lift Cylinder Group Is Now Used on Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {5102}

Caterpillar Parts SIS Catalog 279D :

CYLINDER GP-BUCKET
278-1969 CYLINDER GP-BUCKET
485-0412 CONTROL AR-HYDRAULIC
ACCUMULATOR GP-RIDE CONTROL
310-8461 ACCUMULATOR GP-RIDE CONTROL
ACCUMULATOR GP-RIDE CONTROL
310-8460 ACCUMULATOR GP-RIDE CONTROL
ACCUMULATOR GP-HYDRAULIC
227-8807 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
149-0686 ACCUMULATOR GP-HYDRAULIC
357-0264 UNDERCARRIAGE AR
357-0256 UNDERCARRIAGE AR
CYLINDER GP-LIFT
492-4510 CYLINDER GP-LIFT
CYLINDER GP-LIFT ARM
375-0714 CYLINDER GP-LIFT ARM
CYLINDER GP-LIFT ARM
375-0714 CYLINDER GP-LIFT ARM
CYLINDER GP-LIFT ARM
375-0714 CYLINDER GP-LIFT ARM
CYLINDER GP-TILT
293-5711 CYLINDER GP-TILT
CYLINDER GP-TILT
293-5712 CYLINDER GP-TILT
CYLINDER GP-TILT
552-6145 CYLINDER GP-TILT
CYLINDER GP-TILT
552-6146 CYLINDER GP-TILT
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