Howo NX 371HP 6X4 Tractor Head

Howo NX 371HP 6X4 Tractor Head

Howo NX 371HP 6X4 Tractor Head

Buy premium Sinotruk Howo NX 371HP 6X4 tractor heads at factory-direct prices. Durable 10-wheeler prime mover with reliable WD615 371HP engine for heavy-duty hauling.

Product Details

The Howo NX 371HP 6X4 tractor head represents the next generation of highly efficient, medium-to-long distance logistics transport engineering from Sinotruk. Meticulously designed to handle punishing road conditions across Africa, Central Asia, and Southeast Asia, the Howo NX series balances structural strength with modern driver intelligence. Built on a robust 6X4 tandem drive (10-wheeler) chassis, this prime mover features a factory-calibrated 371-horsepower engine that delivers an exceptional power-to-weight ratio. With its restyled, lightweight, aerodynamic cabin, reduced unladen weight, and high-strength frame, the Howo NX 371HP truck delivers lower operating costs, rapid throttle response, and unmatched daily fleet reliability.

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Specifications

Technical ParameterIndustrial Specification Data (Standard Export Matrix)
Truck Model SeriesSinotruk Howo NX 6X4 Tractor Head / Prime Mover
Gross Combination Weight (GCW)40,000 kg – 60,000 kg Heavy Hauling Capacity
Curb Weight (Unladen Mass)Approx. 8,500 kg – 8,800 kg
Engine Platform SpecsSinotruk WD615.47 Inline 6-Cylinder Turbocharged & Intercooled Diesel
Horsepower Output371 HP (273 kW) @ 2,200 rpm | Max Torque: 1,500 N.m @ 1,100-1,600 rpm
Displacement Profile9.726 Liters Heavy-Duty Displacement
Transmission GearboxHW19710 Manual 10-Speed Transmission (10 Forward + 2 Reverse)
Front Steering Axle SpecVGD71 / HF7 High-Capacity Non-Driving Steering Axle (7,000 kg)
Rear Driving Axles SpecHC16 / ST16 Double Reduction Tandem Driving Axles (16,000 kg × 2, Ratio: 4.80 / 5.73)
Tire Hardware Setup12R22.5 Tubeless Radial Tires | 12.00R20 Steel Wire Tires (10+1 Spare)
Fuel Tank Capacity400L or 600L Premium Heavy Aluminum Alloy Fuel Tank
Fifth Wheel Spec (Saddle)JOST 50# (2.0 inch) or JOST 90# (3.5 inch) High-Strength Interlock Saddle
Braking Safety SystemDual Circuit Compressed Air Brakes; EVB Engine Exhaust Brake; WABCO Valves

Advantages of Howo NX 371HP 6X4 Tractor Head

Proven WD615 371HP Engine Core: Powered by the ultra-reliable, field-tested Sinotruk WD615 series turbocharged diesel engine. The 371HP output provides high low-end torque, simple mechanical maintenance, and exceptional tolerance to varying fuel qualities globally.

Classic HW transmission Matrix: Paired with a heavy-duty Sinotruk HW series 10-speed manual transmission, featuring a dual countershaft layout. This setup provides smooth gear shifting, high torque handling capability, and a long gear life under heavy payloads.

Reinforced Heavy-Duty Driving Axles: Equipped with military-grade HC16 or ST16 double-reduction rear axles engineered for high-load capacity. Built-in inter-wheel and inter-axle differential locks guarantee maximum traction on unpaved construction sites or slippery, muddy trails.

Upgraded NX Ergonomic Cabin Shell: The interior is built for operator stamina, featuring an air-ride suspension driver’s seat, a wrap-around multi-function dashboard, automatic climate control A/C, and an extra-wide integrated berth to minimize long-distance driving fatigue.

Lightweight High-Tensile Chassis Steel: The frame is constructed using advanced high-tensile steel pressings, reducing the chassis weight without compromising structural rigidity. This allows fleet managers to legally carry more cargo per trip.

Advanced Multi-Layer Electro-Phoretic Coating: The entire cabin structure undergoes automated multi-stage painting and protective primer dipping, protecting your truck from rust and structural corrosion in coastal ports or humid tropical environments.

howo nx 371hp tractor head details

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Applications

The Howo NX 371HP 6X4 prime mover is a highly versatile workhorse across diverse industrial supply chains:

Heavy Aggregate & Mining Hauling: Routinely couples with 3-axle dump semi-trailers to transport sand, stones, minerals, and loose construction aggregates over harsh job site paths.

Liquid Fuel & Chemical Transport: The optimized chassis stability and reliable air brake networks make it the safest choice for pulling 40,000L to 45,000L carbon steel or stainless steel fuel tanker trailers.

Intermodal Container Shipping: Easily handles daily port shuttle duties, transferring heavy 20ft and 40ft shipping containers from ocean docks to inland logistics warehouses.

Equipment & Structural Moving: Provides the necessary low-gear torque to pull lowbed or drop-deck trailers loaded with small-to-medium excavators, wheel loaders, and manufacturing machinery components.

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About Us

Chengda Group was established in 2005 and is one of the qualified manufacturers of various trailers. With high-standard machinery and automatic equipment, a powerful R&D team, and an elite sales team, we have built a long business relationship with the SINOTRUK / SHACMAN / FAW / Dongfeng truck brand.

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Customer Visit

We believe that true B2B partnerships are built on transparency. Chengda Group has become a destination for fleet owners and logistics companies from over 80 countries, ranging from South America and Central Asia to across Africa. We invite you to visit our facilities, where you can personally inspect our assembly lines, examine our chassis engineering, and test-drive our vehicles under simulated heavy loads. Our dedicated international support team provides seamless language and technical consulting to ensure your purchasing journey is smooth, informed, and hassle-free.

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Certificates

Our engineering, refurbishment, and shipping standards are designed to exceed global benchmarks. We are fully committed to quality and safety, holding official certifications from industry-leading organisations:

ISO9001:2008 Quality Management System

SGS Verified Manufacturer & Exporter Status

CCC (China Compulsory Certification) for Commercial Vehicles

WMI (World Manufacturer Identifier) Accreditation

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Packing & Shipping

Our logistics department orchestrates a vast maritime shipping network, utilising Ro-Ro, bulk carriers, flat-rack setups, and container freight to provide you with the most secure and cost-effective shipping solutions. To protect your investment from harsh maritime conditions, every tractor head is thoroughly treated with specialised, marine-grade anti-corrosive wax before departure. Every unit must pass our comprehensive final PDI, ensuring we uphold our long-standing record of 100% customer satisfaction upon delivery.

truck shipping

FAQ

Q1: What are the main benefits of choosing the Howo NX series over older Howo 7 models? 

The Howo NX features an optimised lightweight frame design that lowers the chassis deadweight by several hundred kilograms, allowing you to load more payload while remaining under legal weight limits. Additionally, the cabin features improved aerodynamics, which can reduce highway fuel consumption by 3-5%, along with upgraded driver comfort structures.

Q2: Can this 371HP prime mover handle heavy dump semi-trailers in mining zones? 

Yes, it is ideal for that application. When configured with the ST16 or HC16 16-ton double reduction rear axles and heavy-duty 12.00R20 steel wire tyres, the Howo NX 371HP delivers massive low-gear tractive force to pull fully loaded 30-to-40-ton dump trailers out of steep or muddy mining pits.

Q3: How do we get original spare parts if our company operates in remote construction sites? 

We offer continuous, lifetime accessories support for every asset sold. We maintain a large inventory of original Sinotruk engine components, HW gearbox components, brake linings, and filters. Orders are packed and shipped via international air express directly to your regional base to ensure minimum fleet downtime.

Inquiry

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