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
| Brand Name: | BOSCH |
| Model Number: | 0445120029 |
| MOQ: | 1 |
| Price: | $50-$122 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Bosch diesel fuel injector for Komatsu PC300-8
,original common rail injector QSL9 engine
,new Bosch diesel injector 5263308
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.
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