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Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector
Detail Information
Place of Origin:
Germany
Certification:
Contact: 86+ 19959162250
Product Name:
BOSCH INJECTOR
OE NO:
0445120121
OE NO1:
4025334
OE NO2:
4025334
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 Common Rail Fuel Injector for Cummins ISLE

,

DCEC Cummins diesel engine injector replacement

,

OEM 4025334 fuel injector with warranty

Product Description

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector

Fuel Type

Diesel

Condition

New / OEM Quality

Applicable Engine

Cummins ISBe, ISDe, QSB, B Series, 4BT, 6BT; Weichai WP4, WP6, WP7, WP10, WP12

Injector Type

High Pressure Common Rail (CRDI) Injector

Quality Standard

OEM Bosch Quality

Packaging

Standard Protective Industrial Packaging

Fuel System

Common Rail Diesel Injection System

OE Number

0445120121

Brand

BOSCH

Cross Number / Universal Number

0445120121, 0 445 120 121, 0986435503, 0 986 435 503

Vehicle / Equipment Application

Dongfeng Heavy Truck, Foton Commercial Truck, FAW Commercial Vehicle, Sinotruk HOWO Truck, Shacman Truck, Yutong Bus, King Long Bus, Excavators, Agricultural Tractors

Application Type

Commercial Transportation, Industrial Equipment, Construction Equipment, Agricultural Equipment

Engineered for demanding diesel powertrains, the BOSCH Common Rail Injector 0445120121 delivers the precision fuel metering that heavy duty engines require for consistent performance. Built to genuine Bosch specifications, this high-pressure injection nozzle supports Cummins ISBe, ISDe, QSB, B Series, 4BT and 6BT platforms, along with Weichai WP4, WP6, WP7, WP10 and WP12 engines. It carries the cross reference number 0986435503, offering a direct-fit replacement for a wide range of commercial and industrial applications.

This injector provides high pressure fuel delivery combined with precise electronic control for improved combustion efficiency, lower fuel consumption and reduced exhaust emissions. Its OEM Bosch quality construction ensures extended durability and industrial reliability under continuous operating loads. The unit is suited for heavy and medium duty trucks, cargo vehicles, logistics fleets, public transportation buses, diesel generators, power generation units, compressors, mining equipment, excavators, wheel loaders, bulldozers, tractors, harvesters and other agricultural and construction machinery.

For optimal service life, use OEM-grade fuel filters, avoid contaminated diesel fuel, regularly inspect return flow and monitor engine diagnostic data. During installation, replace the fuel filter, inspect the fuel rail and high-pressure lines, follow OEM torque specifications, perform injector coding when required and check for leakage afterward. Common diagnostic references include hard starting from injector leakage, black smoke from over fueling and rough idle from internal wear.

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 1

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 2

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 3

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 4

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 5

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 6

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 7

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 8

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 9

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 10

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 original new injector detail 11

Bosch original 0445120121 Common Rail Fuel Injector for DCEC Cummins ISLE L Series Diesel Engine Assembly Nozzle Replacement for OEM 4025334 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