Product Specifications:
Engineered to withstand the punishing environments of heavy-duty agriculture and relentless construction excavation, the 0445120075 is a premium aftermarket Common Rail Fuel Injector. Precision-calibrated specifically for the highly robust Case, Iveco, and New Holland agricultural tractors, harvesters, and commercial industrial equipment powered by heavy-duty diesel engines, this vital fuel delivery component aggressively cures brutal cold-start knocking, excessive black exhaust smoke, and dangerous loss of hydraulic or PTO horsepower under peak operating loads. By leveraging advanced internal flow dynamics and premium high-pressure nozzle metallurgy, it guarantees a genuine Plug & Play (No Coding Required) installation. Independent heavy equipment mechanics and fleet operators can entirely bypass costly dealership ECU software diagnostics, instantly restoring optimal fuel atomization and maximized breakout torque to keep crucial farming and construction operations strictly on schedule.
📊 Part Number Cross Reference
(Data verified via global catalog search – Extensive Interchangeability)
| Manufacturer Ref (Bosch Style) | Original Equipment (Case / Iveco / New Holland) |
| 0445120075 | 504128307 |
| 0986435530 (Reman) | 2855135 / 2855 135 |
🚛 Fits Applications (Engine & Vehicle)
(Verified application list)
| Make | Model / Application | Engine Size | Year | Engine Code & Specs |
| Case | Various Agricultural & Construction Equipment | – | Various | Heavy Duty Diesel |
| Iveco | Various Commercial & Industrial Applications | – | Various | Commercial Diesel |
| New Holland | Various Tractors & Harvesters | – | Various | Heavy Duty Diesel |
👨🔧 Tech Notes & Installation Guide (FAQ)
Q: Why should I replace the full set of 6 injectors on my heavy-duty diesel engine?
A: Operating agricultural or construction equipment with a failing injector causes massive common rail pressure drops and severe cylinder washing. This directly results in catastrophic engine failure under heavy PTO or hydraulic payloads, increased exhaust emissions, and a critical loss of operating power. We highly recommend utilizing our Tiered Pricing to install a fully synchronized set of 6 units to ensure perfectly matched cylinder firing and safely restore maximum factory torque.
Q: Does the 0445120075 injector require IMA coding?
A: No. This common rail injector is strictly calibrated on advanced DCI test benches to perfectly match official OEM nominal flow data. Because its physical delivery quantities are tightly controlled within standard factory tolerances, your vehicle’s ECU will utilize its built-in Auto-adaptive learning (fuel trim) to automatically synchronize the injection. You get a true Plug & Play (No Coding Required) installation without needing manual dealer trim code entry.
Q: What is the critical cleaning step before installation?
A: Agricultural and heavy construction environments expose fuel systems to extreme microscopic contaminants. You must thoroughly flush the entire high-pressure fuel rail system and install brand-new OEM-spec 5-micron fuel filters before cranking the engine to prevent immediate internal valve scoring and firmly protect your warranty.
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⚖️ Legal Disclaimer
Part numbers, OE numbers, and brand names mentioned above are for reference and identification purposes only. This product is a compatible aftermarket replacement part and is NOT manufactured, sponsored, or affiliated with the original equipment manufacturers.
