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SINOTRUK HOWO 7 6X4 Cargo Trucks
Applicable Model: ZZ1257N4347N1 (LHD) / ZZ1257N4347N1R (RHD)
Product Positioning: The SINOTRUK HOWO 7 classic 6×4 heavy-duty export cargo Trucks adopt mature and reliable power assembly and reinforced heavy-load chassis design. It features strong bearing capacity, low failure rate and high attendance rate. Widely used in overseas general cargo, building materials, mineral and long-distance heavy-duty trunk transportation. Original LHD/RHD and multi-emission versions are available with universal global spare parts, convenient worldwide maintenance and high cost performance.
Alternative Names: HOWO 7 6×4 Heavy-duty Cargo Trucks, HOWO7 6-wheel Drive Flatbed Trucks, Cross-border Long-distance Heavy Freight Trucks, Export Special Heavy-duty Material Transport Trucks
Model data
Technical Specifications
Core Parameter Summary
| Core Parameter | Value |
|---|---|
| Drive Type | 6×4 Heavy-duty Dual Rear Axle Drive |
| Overall Dimensions | 8100‑10400 × 2496 × 2960‑3400 mm |
| GVW | 25000 kg |
| Emission Standard | Euro 2 / Euro 3 / Euro 5 |
| Horsepower | 336 / 371 / 400 / 430HP |
Standard Export Parameters
| Item | Specification |
|---|---|
| Brand Series | SINOTRUK HOWO 7 |
| Chassis Model | ZZ1257N4347N1 (LHD) / ZZ1257N4347N1R (RHD) |
| Drive Type | 6×4 dual rear axle drive, reinforced heavy-duty structure |
| Wheelbase | 3425+1350mm |
| Curb Weight (Bare Chassis) | 8600‑9100 kg |
| Max Speed | 85km/h |
| Max Gradient | 35%（≈19°） |
| Minimum Ground Clearance | 245‑255 mm |
| Cargo Box Size | 7100/7650/9300×2300×600-1500mm, multiple sizes optional |
| Fuel Tank | 400L aluminum alloy tank, optional 600L large capacity dual-chamber tank |
| Engine | 6-cylinder turbocharged intercooled diesel engine, 336/371HP for Euro 2; 400/430HP for Euro 3/Euro 5, high torque, sufficient power reserve and stable operation for heavy-duty scenarios |
| Transmission | HW19710 10-speed manual gearbox, 12-speed manual or AMT automatic transmission optional, stable transmission and strong adaptability for multiple working conditions |
| Clutch | Φ430mm diaphragm spring dry clutch with high durability |
| Axle Configuration | 9T reinforced front axle + 16T double reduction dual rear axles with optional gear ratio, dedicated for mountainous, mining and long-distance heavy-load working conditions |
| Steering System | Hydraulic power steering, stable and flexible control under heavy load |
| Brake System | Dual-circuit air brake, spring parking brake and engine exhaust auxiliary brake, safe and reliable heavy-duty braking performance with short braking distance |
| Tire Specification | 12.00R20/12.00R22.5 tires, 11 running tires + 1 spare tire |
| Electrical System | 24V electrical system, dual 12V batteries in series for stable power supply under complex heavy-load conditions |
| Cab | New HW76 single-sleeper all-steel cab with four-point floating suspension system. Standard configuration: adjustable air suspension driver seat, electric rearview mirrors, power windows, automatic air conditioner, exterior sun visor, full-vehicle noise reduction and large-capacity storage space, featuring solid structure and excellent driving comfort |
| Standard Accessories | High-position bumper, protective lamps, reverse warning device, full-vehicle anti-corrosion coating, air horn and headlight protection device |
| Parts Universality | Chassis, axle, gearbox and body parts are universal with full HOWO series, ensuring large overseas market stock, convenient global maintenance and low spare parts cost |
| Gross Vehicle Weight | 25000 kg |
| Overall Dimensions (L×W×H) | 8100‑10400 × 2496 × 2960‑3400 mm |
| Approach / Departure Angle(Bare chassis) | 19° / 26° |
FAQ
Q1: Is the HOWO 7 6×4 cargo trucks an original factory export model?
It is an officially designated export heavy-duty cargo model of SINOTRUK HOWO 7 series. There is no domestic modification or non-standard refit, fully complying with global export access standards.
Q2: Are spare parts universal for all horsepower versions?
All horsepower versions share the same heavy-duty chassis, dual rear axles, gearbox and body parts, only engine accessories are different, with convenient global maintenance and high spare parts popularity.
Q3: Does it support LHD/RHD customization and which markets does it adapt to?
Original factory LHD and RHD customization is supported. LHD suits heavy-duty markets including Africa, Central Asia, Middle East and South America; RHD suits Southeast Asia, Australia and Commonwealth regions.
Q4: How to choose Euro 2/Euro 3/Euro 5 versions?
Euro 2 mechanical injection version adapts to poor fuel quality and simple maintenance areas with low failure rate; Euro 3 and Euro 5 electronic versions meet high environmental access standards of mainstream countries.
Q5: What working conditions are suitable for different horsepower versions?
336/371HP is suitable for conventional general cargo and building materials transportation; 400HP adapts to medium and long-distance heavy-duty trunk logistics; 430HP high-torque version is designed for mountainous slopes, mine heavy loads and long-term high-intensity continuous operation.
Q6: What are the core advantages of this model?
Equipped with classic mature heavy-duty chassis, it features strong bearing capacity, durable structure and stable power performance, adapting to multiple heavy-duty transportation scenarios. With high attendance rate, low failure rate and low maintenance cost, it serves as a cost-effective mainstream model for overseas heavy-duty freight transportation.
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