ZW Vehicle Group---Semi Trailer,Dump Truck,Tractor Truck,Commercial Truck
HOWO 375HP 6×4 Heavy-Duty Tractor Truck
Durable and Efficient Truck for Long-Haul, Logistics, and Construction
HOWO 375HP 6×4 Heavy-Duty Tractor Truck
The HOWO 375HP 6×4 Tractor Truck delivers strong performance, reliability, and driver comfort for heavy-duty transport and long-distance hauling.
Detailed Product Description :
The HOWO 375HP 6×4 Tractor Truck delivers exceptional performance for heavy-duty hauling, making it ideal for long-distance logistics, industrial transport, and construction projects. Its robust WD615.47 diesel engine generates 375 horsepower and 1490 Nm of torque, providing reliable power for demanding operations while maintaining fuel efficiency.
Equipped with a 6×4 drivetrain, the truck offers excellent traction and stability on both highways and rough terrain. The HF7 front axle and ST16 dual-reduction rear axles provide superior load distribution, while the reinforced chassis and leaf spring suspension ensure durability under heavy loads.
The spacious, ergonomic cabin enhances driver comfort, featuring climate control and functional instrument panels for long-haul efficiency. A 400L fuel tank extends operational range, reducing downtime for refueling during extended trips. The truck’s robust frame and proven mechanical components make it suitable for a wide range of applications, from logistics and freight transport to construction and industrial operations.
Overall, the HOWO 375HP 6×4 Tractor Truck combines power, efficiency, and reliability, providing a cost-effective and dependable solution for global transport needs.

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Key Advantages:
High-performance WD615.47 diesel engine ensures strong torque and fuel efficiency
6×4 drivetrain delivers superior traction and stability under heavy loads
Reinforced chassis and ST16 dual-reduction rear axles enhance load capacity
Ergonomic high-comfort cabin with climate control for long-haul operations
400L fuel tank supports extended mileage and operational efficiency

Key Specifications:
Specification | Details |
|---|---|
Model | ZZ4257S3241W |
Drive Type | 6×4 |
Engine Model | WD615.47 |
Horsepower | 375 HP |
Torque | 1490 Nm |
Displacement | 9.726 L |
Transmission | HW19710, Manual, 10F+2R |
Front Axle | HF7, 7 tons |
Rear Axle | ST16, 16 tons dual reduction |
Suspension | Leaf spring |
Tire Size | 315/80R22.5, 10+1 pcs |
Fuel Tank | 400 L |
Overall Dimensions (L×W×H) | 6800 × 2496 × 2598 mm |
Wheelbase | 3200 + 1400 mm |
Fifth Wheel | 90# |
Cab | Ergonomic, spacious, high-comfort |
Applications | Long-haul, construction, industrial hauling |
Production & Shipping:
ZW Group provides HOWO 375HP 6×4 Tractor Trucks based on customer requirements. We can supply brand-new trucks where available, or professionally refurbished units to meet operational demands. Our refurbishment process includes full engine inspection and tuning, gearbox testing, chassis reinforcement, and cab restoration to ensure each truck delivers reliable performance and longevity.

All trucks, whether new or refurbished, are carefully prepared for international shipment. They are securely loaded using flatbed trucks, Ro-Ro vessels, or modular carriers, with customized securing methods to protect the chassis, suspension, and cab. This ensures safe, damage-free delivery to customers worldwide.
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