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378-1028 HARNESS AS-CAB -AUXILIARY FRONT PART OF 345-6240, 345-6260, 435-9240, 435-9260 DOOR GP-CAB, 388-8276, 388-8281, 514-9095, 514-9110, 514-9112 KIT-CAB DOOR & MOUNTING AN ATTACHMENT 257D


ELECTRICAL AND STARTING SYSTEM
HARNESS GP

ELECTRICAL AND STARTING SYSTEM
HARNESS GP

ELECTRICAL AND STARTING SYSTEM
HARNESS GP

ELECTRICAL AND STARTING SYSTEM
HARNESS GP

SKID STEER LOADER 257D SKID STEER LOADER D5T
 257D Multi Terrain Loader D5T00001-UP (MACHINE) POWERED BY C3.3B Engine SEBP5970 257D D5T   (2018)

ELECTRICAL AND STARTING SYSTEM

HARNESS GP
378-1028 HARNESS AS-CAB
388-1436 HARNESS AS-CAB
396-7210 HARNESS AS-CAB
512-7570 HARNESS AS-CAB
 

#SEBP59700130
 

378-1028: HARNESS AS-CAB

378-1028 HARNESS AS-CAB -AUXILIARY
FRONT
PART OF 345-6240, 345-6260, 435-9240, 435-9260 DOOR GP-CAB, 388-8276, 388-8281, 514-9095, 514-9110, 514-9112 KIT-CAB DOOR & MOUNTING
AN ATTACHMENT
i05166116 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  232-0895 E CONDUIT-FLEXIBLE (9.6-MM ID)(40-CM)  
  123-7615 [1] CONNECTOR (1-PIN)  
  8T-8729 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
  9W-0852 [1] PIN-CONNECTOR (14-GA TO 16-GA)  
  9X-3401 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
    -OR-
  126-1767 [2] PIN-CONNECTOR (14-GA TO 16-GA)  
  155-2260 [1] KIT-CONNECTING PLUG (3-PIN)  
  155-2271 [1] KIT-CONNECTING PLUG (4-PIN)  
    (EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
  8T-8737 [1] PLUG-SEAL  
  102-8805 [1] KIT-RECEPTACLE (6-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  8T-8730 [4] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  194-5226 [3] WIRE AS (16-GA)  
    -OR-
  194-5227 [3] WIRE AS (14-GA)  
  3S-2093 [3] STRAP-CABLE  
  091-2436 [2] TERMINAL-BLADE (18-GA TO 22-GA)  
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)  
  E   ORDER BY THE CENTIMETER
 

#SEBP59700131
 

388-1436: HARNESS AS-CAB

388-1436 HARNESS AS-CAB -WIPER, WASHER
PART OF 345-6240, 345-6260, 435-9240, 435-9260 DOOR GP-CAB, 388-8276, 388-8281, 514-9095, 514-9110, 514-9112 KIT-CAB DOOR & MOUNTING
AN ATTACHMENT
i05166115 SEBP5970
  For full view, you need register

Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8T-8729 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
  9W-0852 [2] PIN-CONNECTOR (14-GA TO 16-GA)  
  155-2271 [1] KIT-CONNECTING PLUG (4-PIN)  
    (INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
  102-8804 [1] KIT-RECEPTACLE (4-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  8T-8730 [2] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  9W-0844 [2] SOCKET-CONNECTOR (14-GA TO 16-GA)  
  3S-2093 [4] STRAP-CABLE  
  091-2436 [4] TERMINAL-BLADE (18-GA TO 22-GA)  
  104-1995 [3] TERMINAL-BLADE (14-GA TO 18-GA)  
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)  
  125-7875 E TUBE-HEAT SHRINK (7.44-MM DIA)(5-CM)  
  E   ORDER BY THE CENTIMETER
 

#SEBP59700132
 

396-7210: HARNESS AS-CAB

396-7210 HARNESS AS-CAB -CAMERA
PART OF 388-8284 KIT-CAMERA, 396-7209 WIRING GP-CAMERA
AN ATTACHMENT
i05156467 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8T-8729 [4] PIN-CONNECTOR (16-GA TO 18-GA)  
  102-8804 [1] KIT-RECEPTACLE (4-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(20-CM)  
  6V-2689 D TUBE-HEAT SHRINK (6.35-MM DIA)(3-M)  
  D   ORDER BY THE METER
  E   ORDER BY THE CENTIMETER
 

#SEBP59700133
 

422-5580: HARNESS AS-CAB

422-5580 HARNESS AS-CAB
S/N EZW1-UP
PART OF 361-6400 WIRING GP-CAB
i05767492 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700134
 

512-7570: HARNESS AS-CAB

512-7570 HARNESS AS-CAB
S/N D5T1-UP; EZW1494-UP
PART OF 422-5560 WIRING GP-CAB
i06849519 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  313-9053 [2] BLOCK AS-FUSE  
    (EACH INCLUDES)
  1H-3244 [2] LOCKWASHER  
  5C-2890 M [2] NUT (M6X1-THD)  
  8T-4205 [2] WASHER-HARD (7.2X14.5X2-MM THK)  
  8T-8799 [8] BOOT (RED)  
  374-7468 [1] CAP-SEAL  
  283-0632 E CONDUIT (104-CM)  
  283-4198 E CONDUIT (185-CM)  
  9W-1441 [1] FUSE (15-AMPERE)  
  113-8490 [6] FUSE (10-AMPERE)  
  113-8491 [10] FUSE (15-AMPERE)  
  113-8492 [4] FUSE (20-AMPERE)  
  203-9007 [1] NUT (1-1/2-18-THD)  
  213-0139 [15] PIN (4-MM)  
  8T-8729 [12] PIN-CONNECTOR (16-GA TO 18-GA)  
  9W-0852 [1] PIN-CONNECTOR (14-GA TO 16-GA)  
  9X-3401 [13] PIN-CONNECTOR (16-GA TO 18-GA)  
    -OR-
  126-1767 [13] PIN-CONNECTOR (14-GA TO 16-GA)  
  344-1688 [9] PIN-CONNECTOR (18-GA)  
  344-1689 [1] PIN-CONNECTOR (14-GA TO 16-GA)  
  258-4172 [2] PLUG AS-CONNECTOR  
  127-5483 [1] PLUG AS-CONNECTOR (1-PIN)  
  155-2255 [1] KIT-CONNECTING PLUG (12-PIN)  
  155-2265 [2] KIT-CONNECTING PLUG (8-PIN)  
  155-2260 [2] KIT-CONNECTING PLUG (3-PIN)  
  155-2270 [2] KIT-CONNECTING PLUG (2-PIN)  
  155-2274 [2] KIT-CONNECTING PLUG (6-PIN)  
    (EACH PLUG KIT INCLUDES PLUG AS, WEDGE, & INTERFACE SEAL)
  167-3693 [1] PLUG AS-CONNECTOR (31-PIN)  
  230-4011 [3] PLUG AS-CONNECTOR (2-PIN)  
    (EACH INCLUDES)
  455-0704 [1] SEAL-CONNECTOR  
  344-1682 [1] PLUG AS-CONNECTOR  
  374-8331 [1] PLUG AS-CONNECTOR (86-PIN)  
  435-5221 [1] KIT-BOLT (CONNECTOR)  
  435-5222 [1] SEAL  
  374-8333 [1] PLUG AS-CONNECTOR (86-PIN)  
  435-5221 [1] KIT-BOLT (CONNECTOR)  
  435-5222 [1] SEAL  
  225-3854 [1] PLUG AS-CONNECTOR (31-PIN)  
  7R-2751 [22] PLUG-CONNECTOR (1-PIN)  
  8T-8737 [53] PLUG-SEAL  
  102-8802 [1] KIT-RECEPTACLE (2-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  265-4123 [1] RECEPTACLE AS-CONNECTOR (9-PIN)  
  169-0705 [73] SEAL  
  128-5016 [31] SEAL-CABLE  
  7R-2750 [17] SEAL-CONNECTOR  
  7T-0094 [4] SOCKET-CONNECTOR (12-GA TO 14-GA)  
  8N-1549 [1] SOCKET-CONNECTOR (4-GA)  
  8T-8730 [45] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  9W-0844 [13] SOCKET-CONNECTOR (14-GA TO 16-GA)  
  9X-3402 [6] SOCKET-CONNECTOR (16-GA TO 18-GA)  
    -OR-
  126-1768 [6] SOCKET-CONNECTOR (14-GA TO 16-GA)  
  194-5226 [27] WIRE AS (16-GA)  
    -OR-
  194-5227 [27] WIRE AS (14-GA)  
  202-0313 [26] TERMINAL AS (18-GA)  
    (EACH INCLUDES)
  128-5016 [1] SEAL-CABLE  
  202-0314 [22] TERMINAL AS (14-GA)  
    (EACH INCLUDES)
  128-4123 [1] SEAL-CABLE  
  283-8106 [43] SOCKET-CONNECTOR (20-GA)  
    -OR-
  374-8372 [43] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  344-1686 [9] SOCKET-CONNECTOR (18-GA)  
  344-1687 [5] SOCKET-CONNECTOR (14-GA TO 16-GA)  
  394-9569 [92] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  3S-2093 [4] STRAP-CABLE  
  189-3158 [1] SUPPRESSOR-ARC  
  329-3734 B TAPE-ELECTRICAL  
  2L-8069 [2] TERMINAL-RING (2-GA TO 10-GA, 3/8-IN SCREW)  
  2L-8078 [2] TERMINAL-RING (14-GA TO 16-GA, 5/16-IN SCREW)  
  5P-3454 [1] TERMINAL-RING (4-GA, 5/16-IN SCREW)  
  2L-8050 [4] TERMINAL-RING (6-GA, 1/4-IN SCREW)  
    -OR-
  2L-8058 [4] TERMINAL-RING (8-GA, 1/4-IN SCREW)  
  2L-8067 [3] TERMINAL-RING (10-GA TO 12-GA, 1/4-IN SCREW)  
  2L-8077 [2] TERMINAL-RING (14-GA TO 16-GA, 1/4-IN SCREW)  
  119-3662 E TUBE-HEAT SHRINK (10.85-MM DIA)(33-CM)  
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(95-CM)  
  125-7875 E TUBE-HEAT SHRINK (7.44-MM DIA)(20-CM)  
  270-2679 [1] LOCKWASHER  
  258-4176 [2] WEDGE  
  155-2258 [1] WEDGE-PLUG LOCK (12-PIN)  
  155-2259 [2] WEDGE-PLUG LOCK (8-PIN)  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
 

#SEBP59700135
 

421-4209: HARNESS AS-CHASSIS

421-4209 HARNESS AS-CHASSIS -WORK TOOL
S/N EZW1-UP
PART OF 423-8296 CONVERSION GP-WORK TOOL
AN ATTACHMENT
i05289968 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700136
 

422-5563: HARNESS AS-CONTROL

422-5563 HARNESS AS-CONTROL -PEDAL
PART OF 418-5981 PEDAL GP-FOOT
AN ATTACHMENT
i06589033 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8T-8729 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
  9X-3401 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
    -OR-
  126-1767 [2] PIN-CONNECTOR (14-GA TO 16-GA)  
  313-5673 [2] PLUG AS-CONNECTOR (6-PIN)  
  8T-8737 [1] PLUG-SEAL  
  102-8802 [1] KIT-RECEPTACLE (2-PIN)  
  102-8803 [1] KIT-RECEPTACLE (3-PIN)  
    (EACH RECEPTACLE KIT INCLUDES RECEPTACLE AS & WEDGE)
  118-8430 [6] SOCKET-TERMINAL  
  329-3734 B TAPE-ELECTRICAL  
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(10-CM)  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
 

#SEBP59700137
 

422-5571: HARNESS AS-CONTROL

422-5571 HARNESS AS-CONTROL
S/N EZW1-UP
PART OF 435-9031 KIT-FAN REVERSING
AN ATTACHMENT
i06256295 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700138
 

422-5574: HARNESS AS-CONTROL

422-5574 HARNESS AS-CONTROL
S/N EZW1-UP
PART OF 435-9031 KIT-FAN REVERSING
AN ATTACHMENT
i06256291 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700139
 

453-9237: HARNESS AS-CONTROL

453-9237 HARNESS AS-CONTROL
PART OF 422-3241 INSTALLATION GP-COMMUNICATION
AN ATTACHMENT
i06124756 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  374-7466 [1] CAP-SEAL  
  8T-8729 [5] PIN-CONNECTOR (16-GA TO 18-GA)  
  155-2256 [1] KIT-CONNECTING PLUG (12-PIN)  
  155-2274 [1] KIT-CONNECTING PLUG (6-PIN)  
    (EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
  8T-8737 [12] PLUG-SEAL  
  102-8801 [1] KIT-RECEPTACLE (12-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  8T-8730 [9] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  194-5226 [4] WIRE AS (16-GA)  
    -OR-
  194-5227 [4] WIRE AS (14-GA)  
 

Information:

Special Instruction
Installing the Conversion Harness for Non-Cat Hydromechanical (Simple) Work Tools {1408}
Installing the Conversion Harness for Non-Cat Hydromechanical (Simple) Work Tools {1408}
Installing the Conversion Harness for non-Cat Hydromechanical (Complex) Work Tools {1408}
Installing the Conversion Harness for non-Cat Hydromechanical (Complex) Work Tools {1408}
Procedure to Replace Armature of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Armature of Starter Motor On All Cat® Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat® Products {1408, 1450, 1453}

Caterpillar Parts SIS Catalog 257D :

378-1036 ELECTRONICS GP-MONITOR
361-6395 ELECTRONICS GP-MACHINE
COVER GP-FUSE PANEL
383-6243 COVER GP-FUSE PANEL
CONTROL GP-UNPROGRAMMED
440-2105 CONTROL GP-UNPROGRAMMED
CAMERA GP
336-6684 CAMERA GP
BATTERY & WIRING GP
491-6680 BATTERY & WIRING GP
TANK GP-FUEL
491-1056 TANK GP-FUEL
TANK GP-FUEL
345-5401 TANK GP-FUEL
388-1436 HARNESS AS-CAB
396-7210 HARNESS AS-CAB
512-7570 HARNESS AS-CAB
422-5563 HARNESS AS-CONTROL
453-9237 HARNESS AS-CONTROL
511-9001 HARNESS AS-CONTROL
450-9634 HARNESS AS-ENGINE
378-1029 HARNESS AS-FRONT
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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.