Bosch original 0445120253 Common Rail Injector Assembly for Truck Excavator Diesel Engines Injection Replacement for OEM 0445120159 0445120267 original new injector
| Brand Name: | BOSCH |
| Model Number: | 0445120253 |
| MOQ: | 1 |
| Price: | $50-$122 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Bosch diesel injector assembly
,Common rail injector for truck
,OEM replacement diesel injector
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.
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