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Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector
Detail Information
Place of Origin:
Germany
Certification:
Contact: 86+ 19959162250
Product Name:
BOSCH INJECTOR
OE NO:
0445120253
OE NO1:
0445120159
OE NO2:
0445120267
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 injector assembly

,

Common rail injector for truck

,

OEM replacement diesel injector

Product Description

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector

Fuel Type

Diesel

Condition

New

Applicable Engine

Cummins QSL8.9, Cummins ISL8.9, Cummins ISC8.3, Cummins Industrial Engine, Cummins Generator Engine, Cummins Marine Engine, Cummins Power Unit Engine, Heavy Duty Diesel Engine, Industrial Diesel Engine

Injector Type

Common Rail Injector (CRIN)

Quality Standard

OE Quality, produced according to Bosch global quality standards

Packaging

Standard industrial protective packaging

Fuel System

Common Rail Diesel Injection System

OE Number

0445120253

Brand

BOSCH

Cross Number / Universal Number

0445120253EX, 0445120159, 5263313, 5263313RX, 5263313NX, 4988301, 4988301RX, DLLA126P2205, 0433172205, F00RJ01941

Vehicle / Equipment Application

Construction Equipment, Generator Applications, Agricultural Equipment, Marine Applications, Mining Equipment, Commercial Trucks, Industrial Power Generation, Oil & Gas Equipment, Heavy Duty Transportation

Application Type

120 Series for Cummins / Doosan Heavy Duty Diesel Engines

Engineered for demanding heavy-duty operation, the Bosch 0445120253 Common Rail Fuel Injector delivers dependable performance across a wide range of industrial diesel platforms. Built with Bosch CRIN technology, this injector provides precision fuel metering for highly accurate fuel quantity control under varying engine loads, making it a trusted replacement for Cummins QSL8.9, ISL8.9, and ISC8.3 engines. Cross references include 0445120253EX, 0445120159, 5263313, 5263313RX, 5263313NX, 4988301, 4988301RX, DLLA126P2205, 0433172205, and F00RJ01941.

Designed to withstand rail pressures up to 1800 bar, the injector integrates DLLA126P2205 nozzle technology for superior atomization and efficient fuel-air mixing. Premium wear-resistant materials extend service life, while optimized injection timing contributes to improved fuel economy and support for modern diesel emission systems. Manufactured to OE quality standards, this unit serves generator sets, construction machinery, marine engines, mining equipment, and industrial power generation applications.

For reliable installation, always replace sealing washers, clean injector bores before fitting, and verify rail pressure after installation. Perform injector coding where applicable and use OEM diagnostic equipment for calibration. Maintain performance by using clean diesel fuel, replacing filters regularly, avoiding water contamination, and monitoring injector balance and fuel correction values throughout service life.

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 1

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 2

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 3

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 4

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 5

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 6

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 7

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 8

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 9

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 10

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector detail 11

Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 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