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Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector
Detail Information
Place of Origin:
Germany
Certification:
Contact: 86+ 19959162250
Product Name:
BOSCH INJECTOR
OE NO:
0445120029
OE NO1:
5263308
OE NO2:
4940170
Warranty:
12 Months
Contact:
86+ 19959162250
Quality:
Brand New Genuine
Car Model:
BOSCH ENGINE
ApplicATio:
Fuel Injection System
Material:
High Speed Steel
Type:
Diesel
SIZE:
Origional Standard
Supply Ability:
1000pcs/months
Highlight:

Bosch diesel fuel injector for Komatsu PC300-8

,

original common rail injector QSL9 engine

,

new Bosch diesel injector 5263308

Product Description

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector

Fuel Type

Diesel

Condition

Original / OE-style Replacement

Applicable Engine

Cummins QSL9, Cummins QSL 8.9, Cummins ISLe 8.9L, Cummins 8.9 Diesel (298 hp, 6 cylinders, model year 2007 onward)

Injector Type

High-Pressure Common Rail Injector, BOSCH 120 Series Structure

Quality Standard

BOSCH OE-Style Specification

Packaging

Sealed, dry, dust-free protective packaging

Fuel System

High-Pressure Common Rail Fuel Injection System

OE Number

0445120029

Brand

BOSCH

Cross Number / Universal Number

0445120125, 0445120236, 0986435554, 3965721, 3973060, 4939061, 4940170, 5263308, 84346812, 1077550420, 6745123100, DLLA118P1357, F00RJ01941

Vehicle / Equipment Application

Cummins, Case, and Komatsu construction machinery, industrial engines, power generation units, mining machinery, agricultural equipment, and heavy-duty diesel repair

Application Type

Global diesel aftermarket, fleet maintenance, engine overhaul, diesel repair workshops, parts distribution, and export trade

Engineered for demanding industrial diesel operation, the BOSCH 120 Series Common Rail Injector 0445120029 delivers precise fuel metering and dependable high-pressure atomization across Cummins QSL9, QSL 8.9, ISLe 8.9L, and Cummins 8.9 diesel engines. Its OE-style construction supports direct replacement compatibility and stable combustion, making it a trusted choice for heavy-duty machinery, power generation units, and mining and agricultural equipment.

Built around the proven BOSCH 120 series structure, this injector features a precision nozzle spray pattern, durable internal components, and accurate metering that helps reduce fuel consumption while maintaining reliable performance. Broad global cross-reference support covers 0445120125, 0445120236, 0986435554, 3965721, 3973060, 4939061, 4940170, 5263308, 84346812, 1077550420, 6745123100, DLLA118P1357, and F00RJ01941, simplifying sourcing for Cummins, Case, and Komatsu applications.

For long service life, use clean diesel fuel, replace fuel filters regularly, drain the water separator, and keep the fuel tank clean. When symptoms such as hard starting, white or black smoke, engine knock, rough idle, power loss, or excessive return fuel appear, perform return flow testing, rail pressure testing, injector test bench inspection, ECU scanning, cylinder balance testing, and seal inspection. Ideal for fleet maintenance, engine overhaul, diesel repair workshops, parts distribution, and export trade worldwide.

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 1

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 2

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 3

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 4

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 5

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 6

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 7

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 8

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 9

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 10

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts original new injector detail 11

Bosch original 0445120029 Diesel Common Rail Fuel Injector for Komatsu PC300-8 PC350-8 QSL8.9 QSL9 Diesel Engine 5263308 4940170 Spare Parts 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