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Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector
Detail Information
Place of Origin:
USA
Certification:
Contact: 86+ 19959162250
Product Name:
Caterpillar Injector
OE NO:
173-9272
OE NO1:
20R-0760
OE NO2:
20R-4147
Warranty:
12 Months
Contact:
86+ 19959162250
Quality:
Brand New Genuine
Car Model:
CATERPILLA ENGINE
ApplicATio:
Fuel Injection System
Material:
High Speed Steel
Type:
Diesel
SIZE:
Origional Standard
Supply Ability:
1000pcs/months
Highlight:

Caterpillar original fuel injector 173-9272

,

Common rail diesel engine injector

,

Heavy duty diesel engine injector

Product Description

Caterpillar original Diesel Fuel Injector 173-9272 10R-9238 Replacement for OEM 0R-9349 Compatible with CAT 3126 3126E Diesel Engine High-performance Fuel Components 10R-0782 original new injector

Fuel Type

Diesel

Condition

Not specified

Applicable Engine

CAT 3126, CAT 3126B, CAT 3126E, CAT 3126 ATAAC, CAT 3126 Marine, CAT 3126 Industrial

Injector Type

Electronic Diesel Fuel Injector Assembly

Quality Standard

OEM Equivalent Replacement, OEM-standard Fitment

Packaging

Not specified

Fuel System

Diesel Fuel Injection System

OE Number

173-9272 (alternate format: 1739272)

Brand

Caterpillar (CAT)

Cross Number / Universal Number

10R0955, 10R1273, 20R2057

Vehicle / Equipment Application

Freightliner Trucks, Peterbilt Trucks, Kenworth Trucks, Blue Bird Buses, Thomas Built Buses, International School Buses, CAT Construction Equipment, CAT Generator Sets, CAT Marine Engines, Industrial Diesel Power Units

Application Type

Transportation, Construction, Marine, Power Generation, Agriculture

The Caterpillar 173-9272 fuel injector is a precision-engineered diesel fuel injection assembly designed as an OEM-equivalent replacement for CAT 3126 series engine platforms. It matches OE part number 173-9272 (alternate format 1739272) and cross-references to 10R0955, 10R1273 and 20R2057, with compatibility for 3126, 3126B, 3126E, 3126 ATAAC, 3126 Marine and 3126 Industrial engine variants. Cross-reference applicability varies by production year, engine serial number and emission specification, so verification via engine serial number is recommended before purchase.

Built with industrial-grade materials, the 173-9272 injector features high-strength alloy steel components, corrosion protection, high-pressure resistance and a precision-machined nozzle for advanced fuel atomization. As an electronically controlled fuel metering device, it delivers precise fuel dosing per ECM signals to optimize combustion efficiency, boost power output, reduce fuel consumption and lower exhaust emissions, while supporting stable idle and faster throttle response. It meets OEM-standard fitment requirements for reliable heavy-duty commercial performance.

This versatile injector fits a wide range of CAT-powered equipment across core industrial sectors, including heavy-duty trucks, buses, construction machinery, marine propulsion systems, generator sets, industrial power units and agricultural equipment. A globally recognized replacement part for 3126 engine platforms, it supports use cases spanning freight transport, construction operations, commercial marine, standby and prime power generation, and farming to meet diverse B2B parts sourcing needs.

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 1

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 2

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 3

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 4

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 5

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 6

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 7

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 8

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 9

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 10

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 11

Caterpillar original Fuel Injector 173-9272 20R-0760 10R-1265 20R-4147 Replacement for Common Rail Diesel Engine Machinery, for heavy duty diesel engine application original new injector detail 12

Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,

Guangdong Province Tel:+86 020 88557755

Cellphone:+86 19959162250 WhatsApp:+86 19959162250

Email:2209396088@qq.com