Howo NX 350HP 8×4 Dump Truck – U-Shape Dump Box

This model belongs to the HOWO N-Series, an evolution of the VX generation, specifically developed to meet the demands of construction operations, earthmoving, material transport, and mining applications.

EXTERIOR DESIGN

The NX 350HP 8×4 dump truck features a completely new and robust exterior design, standing out with a distinctive and dynamic appearance.

The low-roof cabin with one sleeper bed boasts an eye-catching look (MAN – Germany technology standards), ensuring superior safety during operation.

• Front grille: Redesigned with a more harmonious and muscular style – the signature look of the new-generation dump truck line.
• Front bumper: Made of iron with a height of 750mm, balanced and durable — perfectly suited for construction site operations.
• Rearview mirrors: Wide-angle mirrors ensure optimal visibility from various angles in all working conditions.
• Headlight cluster: Combines HALOGEN, XENON (high-intensity beam), and LED lights, enhancing illumination efficiency, energy saving, and lamp durability.
• Removable front bumper: Can be detached when operating in narrow, rough routes or in construction environments.

INTERIOR DESIGN

The cabin is modern and spacious, designed with gray–gold tones and elegant patterns. Manufactured using advanced soundproofing technology, cabin noise is reduced by up to 20% compared to normal cabins. Its lightweight and simple structure also make the cabin feel wider.

• Two-tier central control panel: Upper part in black, lower part in gray — more refined than previous generations.
• LCD touchscreen display with Bluetooth connectivity, radio, USB port, hazard light switch, headlight angle adjustment, and fuel pump switch.
• Electric cabin lift switch, automatic air conditioning, cigarette lighter, and USB charging port (5V–2.1A).
• Switch cluster includes interior light, air horn, axle and differential locks, headlight adjustment control.
• Driver-side control switches: One-touch power window control, 4-way mirror adjustment, and mirror heating.
• Four-spoke sports-style steering wheel, redesigned for a more luxurious, modern look.

Left lever: air horn, high beam flasher, wiper control.

Right lever: exhaust brake switch and Cruise Control adjustment.

• Storage compartments: In addition to the overhead storage, there are two storage bins at each end of the sleeper bed and one under the mattress.
• Driver’s seat: Air suspension seat with multiple adjustment modes, premium material and color tone, automatic height adjustment.

POWERTRAIN AND TRANSMISSION

Engine: MAN-Technology engine

• Model: MAN-Technology MC07H.35-50 

• Power: 350 Hp

• Maximum torque: 1,400 Nm

• Maintenance interval: up to 100,000 km

• • Improved efficiency with 5–10% lower fuel consumption
  • Built with MAN’s advanced technology and standards, ensuring high durability and stability.

• B10 lifetime: up to 1.5 million km

• • Equipped with EVB (engine valve brake) and exhaust braking system for enhanced safety.

• Uses FLEETGUARD primary fuel filter with extended replacement interval up to 100,000 km, saving 2–3 times compared to normal filters.

• Integrated automatic fuel pump controlled via a cabin switch for easy starting and prevention of air lock issues.

Gearbox: Sinotruk Gearbox

• Model: HW19712L
• Type: 12 forward gears + 2 reverse gears
• Torque capacity: 1,900 N·m — allowing smoother gear operation.
• Helical gears with dual auxiliary shafts and synchronizers improve power delivery, durability, and stability.

Axles: 

• Front axle: VGD75 — Load capacity: 7.5 tons.
• Rear axle: MAT16ZG — Load capacity: 16 tons, upgraded from ST16 with MAN standards for enhanced strength and durability.

SUSPENSION SYSTEM

• Front: 11-leaf spring with hydraulic shock absorbers and stabilizer bar.
• Rear: 12-leaf dual spring pack with lower U-bolts for easier maintenance + rear stabilizer bar.

DUMP BOX

• Dimensions: 6400 x 2300 x 1000 mm
• Volume:  13.6 m³
• Thickness: Side 3 mm – Bottom 4 mm
• Material: K450 high-strength steel, offering superior rigidity, anti-bulging properties, and high load capacity.

HYDRAULIC SYSTEM 

• Hydraulic Piston Cylinder: SUNHUNK HCTM-4JT-F169X5000Z (HCTM 169-4)
• Maximum outer diameter: 169 mm, 4-stage cylinder, maximum length : 5000 mm.
• Chrome-plated piston for anti-rust protection and stable performance under all weather conditions

Other Specifications

• Chassis frame: Double-layer (8+5) mm for extra strength
• Fuel tank: 400 liters

Equipped with 12.00R20 tires (18PR) for heavy-duty load performance.