XCMG Common Rail Injector OEM 800172374 – Precision Fuel Injection for Articulated Dump Trucks
Common Rail Injector
Форсунка Common Rail
Inyector Common Rail
The XCMG Common Rail Injector 800172374 is a precision high-pressure fuel injection component designed for the advanced diesel engines that power XCMG articulated dump trucks (ADTs). This genuine XCMG 800172374 injector delivers precisely metered, highly atomized fuel directly into each cylinder at pressures up to 2,500 bar (36,000 psi). XCMG XDA30, XDA40, XDA45, XDA45U, and TA30 ADTs depend on 800172374 for optimal combustion, maximum power output, and reduced exhaust emissions. Manufactured using advanced solenoid technology, 800172374 supports multiple injection events per combustion cycle, enabling quiet, efficient operation even under the extreme loads of mining applications.
8,000 – 12,000 hours (depending on fuel quality and maintenance)
Quality Standards
IATF 16949:2023, ISO 9001:2025
Country of Origin
China (XCMG Group / Collaborative Supply Chain)
Critical Role of the 800172374 Common Rail Injector
The XCMG XDA45U articulated dump truck is powered by a Mercedes‑Benz OM460LA inline six‑cylinder diesel engine delivering 360 kW (483 hp) at 1,900 rpm and 2,300 N·m of peak torque at 1,300 rpm. The XDA40 model uses the OM502 V8 diesel engine rated at 350 kW (475 hp) at 1,800 rpm with 2,300 N·m of torque. The common rail injector 800172374 is responsible for delivering precisely metered, highly atomized fuel into each cylinder at the exact moment commanded by the engine control unit (ECU). This precision ensures complete combustion, maximum power extraction, and minimal exhaust emissions. The injector operates at pressures up to 2,500 bar, creating extremely fine fuel droplets that mix rapidly with compressed intake air for near‑instantaneous combustion.
The XDA45U and XDA40 ADTs utilize ZF 8WG310 automatic transmissions with torque converter and integrated retarder, and the pump‑controlled hydraulic system with load‑sensitive steering requires precise engine torque delivery for optimal performance. The common rail injector 800172374 provides the necessary injection flexibility—supporting up to ten individual injections per combustion cycle—to maintain smooth operation under constantly varying load conditions. This capability reduces combustion noise, improves fuel economy, and ensures stable hydraulic system pressure during rapid articulation steering and hoist cylinder actuation.
Advanced Manufacturing of OEM 800172374
The common rail injector 800172374 is manufactured using advanced solenoid‑actuated technology, a proven solution for heavy‑duty common rail systems. Pressure levels between 1,800 bar and 2,500 bar are achievable, making it scalable for diverse engine platforms. The injector body is machined from corrosion‑resistant alloy steel, with critical internal components such as the nozzle needle, valve seat, and control piston hardened to resist wear over thousands of operating hours. The nozzle tip features precision micro‑orifices of 0.14 mm diameter, each positioned with extreme accuracy to produce the defined spray pattern optimized for the OM460LA and OM502 combustion chambers.
The XDA45U model achieves an equipment uptime rate exceeding 92% with fuel consumption 7% lower than competing models. This performance is directly attributable to the precision of the common rail injector 800172374. Each injector is 100% flow‑tested at the factory, with static flow rates verified across the entire operating range. The injector’s spray pattern, opening pressure, leak‑tightness, and solenoid electrical response time are all measured against strict OE tolerances. Random samples from each batch are subjected to accelerated life testing on high‑frequency pulse rigs, cycling the injector millions of times to simulate years of field service in mining environments.
The XCMG XDA45U operates in temperatures from -25°C to 40°C, and the common rail injector 800172374 is designed to function reliably across this entire range without degradation. The high‑pressure common rail system can vary injection pressure independent of engine speed and load, allowing the ECU to optimize combustion under all operating conditions. The CRSN modular common‑rail system, of which this injector is a key component, is suitable for displacements of 4 to 17 liters and engine powers up to 1,000 kW, with lifespans of up to 15,000 hours off‑highway.
Field Performance of 800172374 vs. Aftermarket
XCMG field data from XDA40 and XDA45U ADT fleets operating in Australian iron ore mines and Chilean copper mines shows that the genuine common rail injector 800172374 consistently achieves service lives exceeding 10,000‑12,000 hours when used with properly filtered, high‑quality diesel fuel and when following XCMG’s recommended maintenance schedule. The XDA45U model features a maintenance‑friendly design, including a flipping driver’s cab and centralized lubrication system, which supports regular injector inspection and replacement.
Aftermarket injectors, which may be manufactured with inferior materials or lack the precision calibration of genuine XCMG components, often fail or require replacement significantly earlier. Common failure modes for injectors include nozzle fouling from poor fuel quality, internal wear leading to reduced injection pressure and poor atomization, stuck or slow‑responding needle valves, and electrical coil failure. The superior material quality and precision calibration of the genuine XCMG injector 800172374 directly contribute to lower total cost of ownership for ADT operators.
Correct Replacement and Maintenance
Common signs of a failing common rail injector 800172374 include rough idle, reduced engine power, increased fuel consumption, excessive exhaust smoke (white or black), engine misfire under load, and diagnostic trouble codes related to injector circuits. If any of these symptoms appear, the injectors should be professionally diagnosed using a compatible scan tool and, if necessary, removed and flow‑tested.
Replacing a common rail injector requires extreme care due to the high pressures involved. Never work on the injection system with the engine running or within 30 seconds after the engine stops, as residual pressure can exceed 1,800 bar and cause serious injury. Before removal, thoroughly clean the area around the injector to prevent contamination from entering the cylinder head. When installing a new injector, always replace the sealing components—copper washer, Teflon combustion seal, and O‑ring—using the recommended seal kit. The injector hold‑down bolt must be torqued to the specified value (typically 25 N·m + 180° for torque‑to‑yield designs). After installation, the injector must be coded to the ECU using a diagnostic scan tool, entering the unique IMA code that ensures proper fuel delivery.
XCMG recommends inspecting common rail injectors during every major engine service interval, typically every 2,000‑4,000 operating hours, and performing professional cleaning or recalibration as needed. Use only high‑quality diesel fuel with proper cetane rating and adequate lubricity to protect the injector’s precision‑ground internal components. Ensure the fuel filter is replaced at the recommended intervals, as contaminated fuel is the leading cause of injector failure. For fleet managers, stocking genuine XCMG common rail injector 800172374 and full injector seal kits reduces downtime and ensures that service work can proceed without waiting for parts.
Compatibility Across XCMG ADT Range
The common rail injector 800172374 is compatible with the full range of XCMG articulated dump trucks, including the XDA30 (30‑ton payload, Yuchai YC6K engine), XDA40 (39‑ton payload, OM502 V8), XDA45 (41‑ton), XDA45U (41‑ton, OM460LA inline‑6), TA30 (30‑ton payload), and XDA60 (60‑ton payload). The Yuchai YC6K engine platform features a full electronically controlled common rail fuel system, and the injector is fully compatible. The injector is also used in XCMG wheel loaders (LW series) and motor graders (GR215, GR300, GR350) that share the same fuel injection architecture.
For the Weichai WP13 engine platform used in certain ADT configurations, the common rail injector 800172374 is fully compatible. The Weichai WP13 features electronic control high‑pressure common rail technology and a four‑valve structure that brings higher intake efficiency, enhanced torque, and power. XCMG’s manufacturing facility for the injector is certified to IATF 16949:2023 and ISO 9001:2025. The genuine injector is stocked in regional distribution centers worldwide, with standard lead times of 2‑5 business days. Use the inquiry button above to request a quote or place an order for genuine XCMG common rail injector 800172374.
XCMG and the XCMG logo are registered trademarks of Xuzhou Construction Machinery Group Co., Ltd.
OEM part number 800172374 is an original manufacturer reference for a genuine XCMG common rail injector. All specifications are derived from XCMG engineering standards and field validation data.
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