Used Howo NX 6×4 Tractor Truck

Model: ZZ4257V344JB1

Engine model: WD615.47

Horsepower: 430HP

Transmission : Sinotruk HW19710

Gear box : HW16C-WY

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Overview
Function
Specifications
Gallery

Overview

For the Used Sinotruk HOWO NX 6×4 Tractor Truck, the marketing focus should be on its “high value-to-cost ratio” and “lightweight efficiency.” The NX series is the evolved successor to the classic HOWO7, making it highly desirable in the second-hand market for its improved fuel economy and modern cabin.

Key Advantages of a Used HOWO NX 6×4:

Next-Gen Fuel Efficiency: The NX series features an optimized powertrain that typically offers 5%–8% better fuel economy than older HOWO models. For a used buyer, this translates to significantly lower operational costs from day one Sinotruk-Howo Official.
Proven MAN Technology Chassis: Even as a used vehicle, the NX retains its value through its MAN technology axles (MCY series) and high-strength frame. These components are designed for a B10 life of 1.5 million kilometers, ensuring long-term durability for the second or third owner ChinaTrucks.org.

Lightweight Design, Higher Payload: The NX chassis uses high-strength, lightweight materials. In the used market, this is a major selling point as it allows for a higher legal payload compared to heavier, older-generation tractors Sinotruk International.
Modern “V-Shape” Cabin Comfort: Unlike the dated interiors of many used trucks, the NX features a modern “V-shape” front face and a driver-centric interior with air-suspension seats, improved NVH (Noise, Vibration, Harshness) levels, and a spacious sleeper berth.

Excellent Spare Parts Availability: Because the NX shares many core components with the global HOWO and STR (Steyr) platforms, owners can find affordable spare parts in almost every major market (Africa, SE Asia, Central Asia), making maintenance simple and inexpensive.
Adaptability to Harsh Conditions: The 6×4 drive configuration combined with high-clearance bumpers makes the used NX exceptionally capable in off-road construction sites or regions with poor road infrastructure.

Function

Sinotruck Howo NX Engine

Utilizing MC, WD, and WP series powertrains, the vehicle offers high torque at low speeds and strong power. Parts are highly interchangeable within the same engine series, leading to low maintenance costs and easy repairs.

Sinotruck Howo NX Transmission

The HW series transmission incorporates a globally advanced transmission design, employing a double countershaft main transmission coupled with a planetary gear auxiliary transmission. This results in simpler, more reliable, and more durable PTO and gear shifting operations.

Sinotruck Howo NX Four-Point Air Suspension

The four-point air suspension provides excellent stability, shock absorption, and comfort, and features a cabin rearward displacement function during collisions, ensuring passenger safety.

Sinotruck Howo NX Chassis

The NX series tractor features an extended two-leaf front spring design, with redesigned suspension stiffness for better performance. The rear suspension adopts a four-leaf main and auxiliary spring structure, optimizing the vehicle’s suspension frequency under both loaded and unloaded conditions, preventing resonance, and improving overall comfort. The front two-leaf and rear four-leaf steel spring suspension system meets lightweight vehicle requirements, reducing overall weight by more than 70 kg.

Specifications

USED SINOTRUK HOWO NX 6X4 TRACTOR TRUCK
Production Year	2025, used truck.
Cabin	H77L cab. with one sleeper and two seats, with Air Conditioner, 2-arm windscreen wiper system with three speeds, damped adjustable driver’s seat, with heating and ventilating system, exterior sun visor, safety belts, adjustable steering wheel, air horn, with transverse stabilizer,with 4-point support fully floating suspension + shock absorber. High Position Steel Bumper
Engine	Diesel 4-stroke direct injection diesel engine Engine model: WD615.47 ,371HP 6-cylinder in-line with water cooling, turbo-charging and intercooling
Transmission	HW19710, 10F & 2R. Ratio: 14.28, 10.62, 7.87, 5.88, 4.38, 3.27, 2.43, 1.80, 1.34, 1.00, 13.91(R1), 3.18(R2)
Steering	ZF power steering, model ZF8118, hydraulic steering with power assistance
Front Axle	VGD95, 1*9500 KGS Steering with double T-cross section beam
Rear Axle	MCP16ZG, 2*16000KGS Pressed axle housing, central Single reduction with hub reduction and with differential locks between wheels and axles.
Propeller Shaft	Double universal joint propeller shaft with gear-shaped coupling flange
Chassis	Front suspension: 10 semi-elliptic leaf spring, hydraulic telescopic double-action shock absorbers and stabilizer Rear suspension: 12 leaf semi-elliptic springs, bogie spring and stabilizer
Brake	Service brake: dual circuit compressed air brake Parking brake (emergency brake): spring energy, compressed air operating on front shaft and rear wheels Auxiliary brake: engine exhaust brake

Gallery

With optimized engine technology and aerodynamic design, the Howo NX 6×4 delivers excellent fuel efficiency, helping operators reduce operational costs. the Sinotruck Howo NX 6×4 Tractor Truck’s efficient powertrain and lightweight design contribute to lower fuel consumption, minimizing its carbon footprint.

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