Bosch original 0445120304 Fuel Injector for Cummins Diesel Engine Excavator Common Rail Fuel Injection System Replacement for OEM 5272937 original new injector
| Brand Name: | BOSCH |
| Model Number: | 0445120304 |
| MOQ: | 1 |
| Price: | $50-$122 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Bosch fuel injector for Cummins diesel engine
,Common rail fuel injection system replacement
,OEM 5272937 diesel injector with warranty
Bosch original 0445120304 Fuel Injector for Cummins Diesel Engine Excavator Common Rail Fuel Injection System Replacement for OEM 5272937 original new injector
Fuel Type | Diesel |
Condition | New / OE Replacement |
Applicable Engine | Cummins ISLe 340 30, Cummins ISLe 375 30, Cummins ISLe8.9 Euro 3, Cummins QSL diesel engine, Dongfeng Cummins ISLe engine, Foton Cummins ISLe / ISLe8.9 engine |
Injector Type | High-Pressure Common Rail CRIN Injector |
Quality Standard | OE Matching by injector number and engine serial number |
Packaging | Sealed protective packaging for injector storage |
Fuel System | High-Pressure Common Rail (CR) System |
OE Number | 0445120304 |
Brand | BOSCH |
Cross Number / Universal Number | 0445120304, 5272937, 5283275, 5272937NX, 5272937PX, 5272937RX, 5283275NX, 5283275PX, 5283275RX, DLLA144P2273, 0 433 172 273, F 00R J02 806 |
Vehicle / Equipment Application | Heavy-duty trucks, commercial vehicles, buses, coaches, construction machinery, diesel generator sets, industrial engines; Dongfeng truck, Foton truck, Cummins ISLe / QSL / ISLe8.9 Euro 3 powered equipment |
Application Type | Fleet maintenance, diesel injector remanufacturing, global aftermarket replacement |
Engineered for demanding Cummins diesel applications, the BOSCH 0445120304 common rail injector delivers the precision fuel metering and reliable atomization required by modern high-pressure fuel systems. Built to the BOSCH 120 Series CRIN standard, this injector supports Cummins ISLe 340 30, ISLe 375 30, ISLe8.9 Euro 3 and QSL diesel engines, making it a dependable OE replacement for Dongfeng, Foton and Cummins-powered heavy-duty platforms. It cross-references authorized numbers including 5272937, 5283275 and nozzle DLLA144P2273.
The high-pressure common rail design promotes improved fuel atomization, engine power recovery and fuel economy support under heavy-duty operating conditions. Suited to trucks, buses, coaches, construction machinery, diesel generator sets and industrial engines, this injector serves fleet maintenance operations and the diesel injector remanufacturing market. Its durable construction and global aftermarket availability make it a practical choice for professional workshops requiring consistent OE matching by injector number and engine serial number.
For optimal service life, maintain clean diesel fuel, replace fuel filters regularly, drain water separators and perform injector return-flow, rail pressure and bench testing. Poor fuel quality, water contamination and metal particles are the most common causes of premature failure. Symptoms such as hard starting, rough idle, black or white smoke, power loss, knocking, high fuel consumption and ECU fault codes should be verified using cylinder balance testing, correction value reading and common rail test bench verification. Application must always be confirmed before installation.
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