ZW Vehicle Group---Semi Trailer,Dump Truck,Tractor Truck,Commercial Truck

HOWO 371HP 6×4 Tractor Truck
Durable and Efficient Heavy-Duty Tractor for Long-Haul Transport
HOWO 371HP 6×4 Tractor Truck
The HOWO 371HP 6×4 Tractor Truck combines strong performance, fuel efficiency, and reliability for long-distance cargo and container hauling. Built for both highway and rough-terrain operations, it supports heavy loads up to 40 tons.
Detailed Product Description :
The HOWO 371HP 6×4 Tractor Truck is engineered for heavy-duty long-haul freight and container transportation. Its WD615.47 6-cylinder diesel engine delivers 371 horsepower and substantial low-speed torque, providing smooth handling and consistent power under full loads.
Equipped with a 10-speed HW19710 manual transmission and a rear axle ratio of 4.42, this tractor achieves strong climbing performance and optimized fuel consumption. The reinforced chassis, leaf spring suspension, and durable 12.00R20 tires ensure reliability across highways and challenging terrain.
The high-roof sleeper cab accommodates 2–3 people, offering ergonomic seating, clear instrumentation, and optional air conditioning for driver comfort during long journeys. With a 400L fuel tank, ABS braking system, and 90# fifth wheel, the HOWO 371HP 6×4 provides a practical, dependable solution for logistics operators and freight companies.
Optional configurations, such as aluminum fuel tanks or customized cab colors, allow buyers to tailor the truck to specific operational requirements. Its combination of durability, efficiency, and low maintenance makes it a valuable asset for fleet expansion or replacement of older units.
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Key Advantages:
Robust 371HP WD615.47 engine delivering strong torque for heavy loads
Durable 6×4 drivetrain with excellent traction and stability
High-roof sleeper cab designed for comfort during long-haul operations
Reinforced chassis and steel suspension for reliable performance on rough terrain
Flexible configuration options, including fuel tank material and cab customization
Key Specifications:
Specification | Details |
|---|---|
Model | ZZ4257N3247N1 |
Drive Type | 6×4 |
Engine | WD615.47, 371HP, Euro II/III |
Transmission | HW19710, 10-speed manual |
Fuel Type | Diesel |
Max Torque | 1500 Nm @ 1100–1600 rpm |
Wheelbase | 3225 + 1350 mm |
Fuel Tank | 400L (steel, optional aluminum) |
Rear Axle Ratio | 4.42 |
Suspension | Leaf spring (4/5 or 4/12) |
Tires | 12.00R20, 10 pcs |
GVW / GCW | 25,000 kg / 40,000 kg |
Cab | White, high-roof sleeper, 2–3 seats |
Fifth Wheel | 90# JOST |
Braking | ABS, dual-circuit air brake |
Origin | Jinan, Shandong, China |
Production & Shipping:
ZW Group offers both new and professionally refurbished HOWO 371HP 6×4 Tractor Trucks. Our refurbishment workshops conduct thorough engine tuning, gearbox inspections, chassis reinforcement, and cab restoration, ensuring reliable performance and durability. Customers can select new or refurbished units based on availability and operational needs.

All trucks are prepared for secure international shipping using flatbed trucks, Ro-Ro vessels, or modular carriers. Customized loading and securing methods protect the chassis, fifth wheel, and cab during transport, ensuring damage-free delivery worldwide.
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ZW VEHICLE Group Co., Ltd.
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