HOWO V7X 400 8×4 Dump Truck – U-Shape Dump Box (8+8mm Chassis)

The HOWO V7X 400 8×4 dump truck with a U-Shape Dump Box (8+8mm chassis) is the latest upgraded dump truck model from SINOTRUK. This generation is developed through the collaboration of three of the world’s leading truck manufacturers, combining their “best-in-class” strengths: VOLVO’s superior safety, MAN’s powerful drivetrain and robust chassis, and China’s most advanced technologies.

It is ideally suited for construction work, land leveling, transportation of building materials, and mining operations.

Overview

The HOWO V7X 400 8×4 dump truck with a U-Shape Dump Box (8+8mm chassis) is SINOTRUK’s latest upgraded model. It integrates the strengths of VOLVO, MAN, and advanced Chinese engineering, delivering top-tier safety, durability, and performance.

Its double-layer 8+8mm chassis offers superior strength within its segment, while the upgraded cargo body enhances load capacity and overall durability.

Exterior

The V7X features a redesigned grille with a more balanced, modern, and powerful appearance compared to previous HOWO dump trucks in Vietnam.

The V7-X cabin is the latest upgraded version, inheriting key safety design elements from VOLVO. It is precisely engineered, solid, and durable, with improved visibility for enhanced operational safety.

Exterior highlights:

• Reinforced steel bumper, raised over 10 cm compared to previous generations, ideal for construction conditions.
• Improved towing hook mounted directly to the chassis to prevent bumper damage.
• Upgraded 360-degree camera system with ultra-wide view, displayed on a 14-inch LCD screen – enhancing safety to a new level.
• Electrically adjustable heated mirrors with wide viewing angles.
• Electrically tilting cabin with external engine start control.
• Lighting system: LED daytime running lights, halogen indicators/fog lamps, BI-XENON headlights.

Interior

The cabin is spacious, featuring a dark-tone design with chrome accents and modern patterns on the ceiling and sleeper bed, creating a premium and refined atmosphere.

Interior highlights:

• Smart key system with automatic window operation.
• 4-spoke multifunction steering wheel with media control, hands-free calling, and cruise control.
• LCD with smartphone connectivity (CarbitLink, Bluetooth), 360 camera integration, Wi-Fi, and multimedia features.
• Automatic air conditioning with intuitive rotary control.
• Enhanced sound insulation and sealing for improved comfort.
• Low-roof cabin with a 700 mm sleeper bed and integrated storage compartment.
• Air-suspension driver seat with multiple adjustments and automatic height adjustment.
• High-quality passenger seat materials.

Powertrain

Engine – MC11.44-50 (400hp)

• 400 hp with maximum torque of 1900 Nm
• 4-stroke, inline 6-cylinder, turbocharged, liquid-cooled
• Improved efficiency with 5–9% fuel savings
• Euro V emission standard
• Equipped with EVB valve and engine brake for enhanced safety
• High-quality BOSCH components (injectors, ECU, fuel pump, etc.)
• SINOTRUK-standard engine with B10 lifespan up to 1.5 million km

Transmission/ Gear box 

• Model: HW25712SXT
• 12 forward gears, 2 reverse gears
• Helical gear transmission with synchronizer, high/low range
• High load capacity and long service life
• Cast iron housing for durability in construction conditions

Axle System (MAN Technology)

• Front axle: HF VGD95 – Load capacity 9.5 tons
• Rear axle: MCP 16ZG – Load capacity 16 tons
  • Suitable for mountainous terrain and heavy-duty operations
  • Gear ratio: 4.77

Suspension, Chassis, Hydraulic System & Cargo Body

Suspension

• Front: 11-leaf spring (16 mm thick), hydraulic shock absorbers (axles 1+2), stabilizer bar
• Rear: 12-leaf spring (25 mm thick), double U-bolt, stabilizer on axle 4

Chassis

• Double-layer chassis: 8+8mm, significantly stronger than typical 8+5mm or 8+4mm designs
• Wide 300 mm frame for superior stability
• V-shaped stabilizer for improved balance and reduced chassis torsion
• Additional stabilization mechanisms for both cargo body and cabin

U-Shape Dump Box

• Dimensions: 6400 × 2300 × 1000 mm
• Volume: 12.4 m³
• Thickness: Side 3 mm, floor 4 mm
• Material: NM450 steel with excellent impact and wear resistance
• Reinforced with 4 longitudinal beams, 7 cross beams, and 8 side stiffeners

Hydraulic System

• YUNLI 169-4-5000 hydraulic cylinder (4 stages, 169 mm diameter)
• Maximum lifting stroke: 5000 mm
• Chrome-plated cylinder surface for increased durability
• Standard Chinese hydraulic components (oil, valves, pump, cylinder)

Other Features

• Equipped with a wet air filter system to enhance engine performance and environmental protection:
  • Improves combustion efficiency and engine output
  • Reduces fuel consumption and noise
  • Lowers CO and particulate emissions
• Integrated PTO mounted directly to the gearbox for higher durability and reduced maintenance

For inquiries or more information about the HOWO V7-X 400HP 8×4 U-Shape Dump Box (8+8mm chassis), please contact U-TRUCK hotline: 0861 80 8899 for detailed consultation