Bosch 0445110859 Common Rail Fuel Injector Assembly

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Bosch 0445110859 Common Rail Fuel Injector Assembly

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Part Type	Common Rail Fuel Injector (Solenoid)
Manufacturer Part Number	0445110859
Nozzle Part Number	DLLA139P2598 (0433172598)
Nozzle Specification	7 x 0.139 mm
Maximum Injection Pressure	1800 bar
Control Valve Type	2-Way Solenoid (110 Series)
Fuel Type	Diesel (EN 590 / B7 Biodiesel Compatible)
Emission Standard	Euro IV / Tier 4 Interim
Body Material	High-Strength Alloy Steel / Stainless Steel Nozzle
Net Weight	0.60 kg
Package Dimensions	20 × 10 × 8 cm

Manufacturer No.

0445110859
0 445 110 859
0445110863

OEM Part No.

DK3001112100-A38
J6A00-1112100-A38
901000-1112100-A38

Engine Part No.

Yuchai YC6J Series
Yuchai YC4E Series
Yuchai YC4DK Series
Yuchai YC6G Series

Interchange No.

0445110889
0445110811
0445110933
0445110966
0445120292
0445120110

Fitment Vehicles

Yuchai Powered Hydraulic Excavators
Yuchai Powered Wheel Loaders
Yuchai Powered Heavy Duty Trucks
Yuchai Powered Transit Buses
Liugong Loaders with Yuchai Engine
Industrial Generator Sets with Yuchai YC6J

The Bosch 0445110859 is a solenoid-type common rail fuel injector designed for heavy-duty diesel applications. It operates at injection pressures up to 1800 bar, delivering precise fuel metering and multi-injection capability for optimized combustion efficiency. The injector assembly features a hardened nozzle needle and control valve set calibrated to OEM Bosch standards for Yuchai Euro IV engine platforms.

Constructed with a stainless steel nozzle body and high-strength alloy housing, the unit incorporates the DLLA139P2598 nozzle specification (7 holes x 0.139 mm). It serves as a direct replacement for Yuchai OEM part numbers DK3001112100-A38 and J6A00-1112100-A38. Cross-reference interchange includes Bosch 0445110863, 0445110889, and 0445110933 variants within the 110-series platform. Service repair kits (valve set F00041N037, nozzle 0L010) are available for remanufacturing.