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PISTON AS 1U2738 - Caterpillar


1U2738 PISTON AS Caterpillar parts 16G, 225, 227, 235D, 245, 245B, 245D


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Alternative (cross code) number:
CA1U2738
1U-2738
1U2738
Caterpillar 1U2738 PISTON AS
Weight: 0.70 pounds 0 kg.

Buy PISTON AS 1U2738 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR, MOTOR GRADER,

Related part:
1U2738  PISTON AS-YM  3676074  CL
1U2738  PISTON AS  0R1709  R

Compare Prices: .

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CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
$40.75

20 Aug 2025

Amazon.com
CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
CTP This is how the flow is generated || During service it is suggested that if pistons are to be replaced all should be changed || As the cylinder block turns the pistons travel in and out of the bore of the block
CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
$41.36

09 Jun 2025

Amazon.com
CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
CTP This is how the flow is generated || During service it is suggested that if pistons are to be replaced all should be changed || As the cylinder block turns the pistons travel in and out of the bore of the block
CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
$40.04

10 Apr 2025

Amazon.com
CTP 1U2738 Hydraulic Piston for Model 14G, 16G, 225, 245
CTP This is how the flow is generated || During service it is suggested that if pistons are to be replaced all should be changed || As the cylinder block turns the pistons travel in and out of the bore of the block
Show more prices Caterpillar parts
Number on catalog scheme: 4
Caterpillar 1U2738 Parts scheme PISTON AS
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Compatible equipment models: 1U2738:

EXCAVATOR  225   235D   245   245B   245D  
LOGGER  227  
MOTOR GRADER  16G   Caterpillar

Information:

Use the instrument cluster or use the Caterpillar Electronic Technician (Cat ET) in order to determine the diagnostic trouble codes for the Transmission ECU. After determining the diagnostic trouble codes, refer to the corresponding test procedure for more information. Perform the procedure that corresponds with the correct diagnostic trouble code. The following table is a list of possible diagnostic trouble codes for the ECU.
Table 1
Diagnostic Trouble Codes For The CX Series Transmissions    
For troubleshooting, see the procedure with the same "SPN" and "FMI".    
"SPN"/"CID"    Description    
SPN 91 Accelerator Pedal    
FMI 9     Abnormal update    
FMI 19     Data error    
SPN 126 Transmission Oil Filter Differential Pressure Sensor    
FMI 3     Voltage above normal    
FMI 16     Data valid but above normal operating range (moderate severity)    
SPN 158 Battery Potential (Keyswitch)    
FMI 2     Data that is erratic, intermittent, or incorrect    
SPN 161 Transmission Input Shaft Speed    
FMI 8     Abnormal frequency    
SPN 168 Electrical System Voltage    
FMI 3     Voltage above normal    
FMI 4     Voltage below normal    
SPN 177 Temperature Sensor (Transmission Oil)    
FMI 3     Voltage above normal    
FMI 4     Voltage below normal    
FMI 16     Data valid but above normal operation range (moderate severity)    
SPN 190 Speed Sensor (Engine)    
FMI 8     Abnormal frequency    
SPN 191 Transmission Output Speed Sensor    
FMI 8     Abnormal frequency    
FMI 14     Special Instruction    
SPN 513 Engine Torque    
FMI 9     Abnormal update    
FMI 19     Data error    
SPN 525 Transmission Gear Request    
FMI 9     Abnormal update    
SPN 639 J1939 Data Link    
FMI 9     Abnormal update    
FMI 14     Special Instruction    
SPN 734 Transmission Clutch Solenoid 1    
FMI 3     Voltage above normal    
FMI 5     Current below normal or open circuit    
FMI 6     Current above normal or

Caterpillar parts catalog:

Caterpillar parts catalog
16G MOTOR GRADER 93U01179-02678 (MACHINE) POWERED BY 3406 ENGINE
14G MOTOR GRADER 96U04298-07045 (MACHINE) POWERED BY 3306 ENGINE
227 LOGGER 10W00001-UP (MACHINE) POWERED BY 3208 ENGINE
245 EXCAVATOR 94L00255-UP (MACHINE) POWERED BY 3406 ENGINE
245 EXCAVATOR 84X00001-UP (MACHINE) POWERED BY 3406 ENGINE
245 EXCAVATOR 82X00001-UP (MACHINE) POWERED BY 3406 ENGINE
245B EXCAVATOR 6MF00001-00512 (MACHINE) POWERED BY 3406 ENGINE
245B EXCAVATOR 1SJ00001-00712 (MACHINE) POWERED BY 3406 ENGINE
225 EXCAVATOR 76U02729-03764 (MACHINE) POWERED BY 3304 ENGINE
225 EXCAVATOR 76U03765-UP (MACHINE) POWERED BY 3304 ENGINE
225 EXCAVATOR 51U02832-UP (MACHINE) POWERED BY 3208 ENGINE
225 EXCAVATOR 76U02729-03764 (MACHINE) POWERED BY 3304 ENGINE
245 EXCAVATOR 82X00001-UP (MACHINE) POWERED BY 3406 ENGINE
245D EXCAVATOR 4LK00001-UP (MACHINE) POWERED BY 3406 ENGINE
245D EXCAVATOR 7ZJ00001-UP (MACHINE) POWERED BY 3406 ENGINE
235D EXCAVATOR 8KJ00001-UP (MACHINE) POWERED BY 3306 ENGINE
245B SERIES II EXCAVATOR 6MF00513-UP (MACHINE) POWERED BY 3406 ENGINE


Parts piston Caterpillar catalog:

9T7731 PISTON AS
235C, 235D, 245B, 554, D6H, D6H XL, D6H XR, D6R
9T7725 PISTON AS
235C, 235D, 245B, 554, D6H, D6H XL, D6H XR, D6R
9T8442 PISTON AS
235C, 235D, 245B, 554, D6H, D6H XL, D6H XR, D6R
7J5682 PISTON
120G, 12G, 130G, 140G, 14G, 16G, 227, 518, 518C, 627E, 637E, 657E, 910, 931B, 950
9T8452 PISTON
14G, 14H, 14H NA, 14M, 16G, 16H, 16H NA, 16M, 24H, 24M, 5230, 5230B, 789B, 789C, 789D, 793, 793B, 793C, D8N, D8R, D8R II, D9R
9T5927 PISTON
16G, 16H, 16H NA, 16M, 345B II, 345B L, 345C L, 349E L HVG, 910E, 910G, 914G, 918F, 924F, 980G, 980G II, 980H, IT12B, IT14G2, R1300, R1300G, R1300G II
3P0315 PISTON-CLUTCH
120G, 12G, 130G, 14G, 16G
2P4510 PISTON-CLUTCH
120G, 12G, 130G, 140G, 14G, 14H, 14H NA, 160G, 16G, 16H, 16H NA
7T9647 PISTON-CLUTCH
120G, 12G, 130G, 140G, 14G, 14H, 14H NA, 160G, 16G, 16H, 16H NA
3P2874 PISTON-CLUTCH
14G, 16G
3P1651 PISTON AS
14G, 14H, 14H NA, 16G, 16H, 16H NA
6G6264 PISTON
14G, 14H, 14H NA, 16G, 16H, 16H NA
8N5537 PISTON GROUP (standard)
215, D3
4T3122 PISTON ASSEM.
235, 245, 245D, 992C, 992D, 992G, 994, 994D, 994F
4T1944 PISTON AS
245
8N2506 PISTON & VALVE ASSEM.
235
1U4805 PISTON ASSEM.
231D, 235D, 245, 963, 963B, 973
5C6755 PISTON
225
9T4048 PISTON
215B, 225, 225D, 229D
9T2917 PISTON
215B
4T3272 PISTON AS
225
8V0463 PISTON
215B, 225, 227, 229, 231D, 235B, 235D, 245, 245B, FB221
9T1649 PISTON
225, FB221
4T1114 PISTON AS.
225, 245, 245D
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