0445110307 Bosch Common Rail Injector for Engine Cummins QSB3.3 Komatsu 4D95

0445110307 Common Rail Injector Overview

The 0445110307 Bosch common rail diesel injector is a replacement for Cummins 4941109, Komatsu 6271-11-3100 and Zexel 107750-0610. It delivers accurately metered fuel into the combustion chamber as part of the high-pressure common rail injection system.

This injector is used with selected Cummins QSB3.3 and B3.3 diesel engines as well as Komatsu SAA4D95LE-5 engines. Verified equipment applications include selected Komatsu PC70-8, PC78-8, PC88MR-8, PC130-8, PC138US-8 and PC138USLC-8 excavators.

Fitment and Installation Checks

Before ordering, compare the number on the original injector with 0 445 110 307, 4941109 or 6271-11-3100. The engine model, engine serial number and machine serial number should also be checked because injector specifications may vary between engine versions.

Installation should be completed by a qualified diesel technician. The fuel system must be kept clean, and any required injector calibration or ECU coding should be completed according to the engine service procedure.

FAQ

Does 0445110307 replace Komatsu 6271-11-3100?

Yes. Komatsu 6271-11-3100 is a confirmed reference number for the Bosch 0445110307 common rail injector.

Is 4941109 the Cummins reference for this injector?

Yes. Cummins 4941109 is a confirmed reference for this injector in selected QSB3.3 and B3.3 engine applications.

Which Komatsu engine uses the 0445110307 injector?

The injector is used with selected Komatsu SAA4D95LE-5 common rail diesel engines. The original injector number and machine serial number should be confirmed before ordering.

Does this injector require calibration or coding?

Calibration or ECU coding may be required after replacement, depending on the engine control system. Follow the service procedure for the specific engine and machine.

What is the warranty for the 0445110307 injector?

The standard warranty is 6 months under normal installation and operating conditions.