Howo 420HP 6×4 Prime Mover Tractor Truck

The Howo 420HP 6×4 Prime Mover Tractor Truck delivers exceptional power, reliability, and fuel efficiency for demanding heavy-duty transport. Equipped with a robust D12.42 diesel engine, it provides high torque even at low speeds, making it ideal for long-haul logistics, industrial transport, and construction operations. Its European-style high-roof cab ensures superior driver comfort, while the durable chassis, heavy-duty axles, and advanced suspension system handle heavy loads with ease, maximizing operational efficiency and productivity.

✅ Detailed Description

The Howo 420HP 6×4 Prime Mover Tractor Truck is engineered to tackle the most demanding transport tasks. Its D12.42 diesel engine delivers 420HP and 1900N·m of torque, providing strong low-speed power for heavy loads. Paired with a 12-speed HW19712 transmission, it ensures smooth shifting, efficient fuel consumption, and reliable performance across diverse terrains.

Designed with driver comfort in mind, the European-style cab features a wide windshield for maximum visibility, an ergonomic seating layout, and an electric rearview mirror with heating and adjustment functions. The four-point fully floating cab design reduces vibration, enhancing safety and comfort during long hauls.

Additionally, the Howo 420 tractor truck boasts a durable chassis, heavy-duty axles (HF7/HF9 front, ST16/HC16 rear), and a robust suspension system to handle payloads of up to 32,800 kg. Optional right-hand drive (RHD) configurations and advanced off-road capabilities make it versatile for international logistics, construction projects, and industrial operations.

With high performance, durability, and driver-focused design, the Howo 420HP Prime Mover Tractor Truck maximizes operational efficiency and reduces long-term costs, making it a reliable choice for heavy-duty transport.

✅ Key Specifications

Parameter	Specification
Model	ZZ4257V3247N1
Brand	Howo / Sinotruk
Drive Type	6×4
Engine Model	D12.42
Horsepower	420HP
Torque	1900 N·m
Transmission	HW19712 (12 forward, 2 reverse)
Emission Standard	Euro II
Steering	ZF8198 Hydraulic with power assistance
Front Axle	HF7/HF9
Rear Axle	ST16/HC16, I=4.8 / 4.42 / 5.73
Curb Weight	9180–9210 kg
Gross Vehicle Weight (GVW)	25,000 kg
Payload	29,400–32,800 kg
Wheelbase	3225+1350 / 3200+1400 mm
Overall Dimensions	6800×2496×2958 / 3718 / 3356 / 3668 mm
Max Speed	90–102 km/h
Tyre Size	295/80R22.5 / 12R22.5
Cabin	European-style, high-roof, four-point floating
Color	Optional

✅ Shipping Scenarios

ZW Group ensures safe and reliable delivery of the Howo 420HP 6×4 Prime Mover Tractor Truck. Trucks are carefully inspected, with engines, transmissions, axles, and chassis fully secured.

Transport Options:

Bulk Transport Carriers: Ideal for overland shipping of multiple units.
Flat Rack Containers: Maximum protection for international shipments.
Roll-on/Roll-off (Ro-Ro) Vessels: Efficient sea transport with minimal handling risk.

Every step involves thorough quality checks to guarantee on-time, safe, and damage-free delivery to clients worldwide.

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