The SINOTRUK HOWO ZZ4257V344JB1R 6×4 Tractor Truck is engineered for power, durability, and driver comfort, making it an excellent choice for heavy-duty logistics, long-haul transportation, and construction operations. Built with a strong chassis and advanced powertrain, it delivers reliable performance even under challenging road and load conditions.
Key Specifications:
Model: ZZ4257V344JB1R
Traction Type: 6×4
Driving Type: Right-hand drive
Cabin: HOWO H78L-R cab with two sleeper beds, airbag seat (main + auxiliary)
Engine & Performance
Engine Model: WD615.47 Diesel, 6-cylinder, 4-stroke direct injection
Cooling System: Water-cooled, turbo-charged, inter-cooled
Displacement: 9.726 L
Bore × Stroke: 126 × 130 mm
Max Power: 273 kW (371 HP)
Emission Standard: EURO II
Transmission & Driveline
Clutch: 430 diaphragm
Gearbox: HW19710 + HW50 PTO, 10 forward gears, 2 reverse gears
Front Axle: VGD95 drum axle
Drive Axle: MCX16ZG double rear axle, drum, ratio 4.14
Suspension: Reinforced multi-leaf springs (9/12)
Steering System: Bosch steering gear
Dimensions & Capacity
Overall Dimension (L × W × H): 6850 × 2530 × 3500 mm
Fuel Tank Capacity: 600 L
Frame: Double-layer (8+8/300)
Tires: 315/80R22.5 (mixed pattern, 18PR)
Safety & Features
High-position all-metal bumper
Reversing buzzer and fire extinguisher included
Without ABS (standard configuration)
Optional Configurations
90# Hercules fifth wheel
Road version air intake system
Manual cab lift
NANO electrical system
Aluminum alloy air reservoir
Parker fuel filter
Front/rear stabilizer bars
Airbag shock absorbers (front and rear)
Standard steering wheel and manual rearview mirror
Applications:
The SINOTRUK HOWO 6×4 Tractor Truck is ideal for long-distance cargo hauling, port logistics, bulk material transport, and infrastructure projects, offering a balance of power, efficiency, and durability.
