SINOTRUK HOWO 6x4 Tractor Truck 371HP
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SINOTRUK HOWO 6x4 Tractor Truck 371HP

HOWO series heavy duty truck built a new standard for heavy duty truck, aiming at world advanced heavy duty design and manufacturing technology with incorporation of multi-advanced technologies. It is at leading position in vehicle appearance, safety, comfort ability and ergonomics, and creates new driving experience on heavy duty truck

  • ZZ4257N3247

SINOTRUK HOWO 6x4 Tractor  Truck

Chassis  Model


Driving  Type

Left Hand Driving (Right  Hand Driving is optional)

Production  Year

2018. New  truck.


HW76, with one sleeper and two seats, 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, air conditioner, with transverse stabilizer, with 4-point support  fully floating suspension + shock absorber.



Diesel 4-stroke direct injection diesel engine

Emission Standard: Euro  2

6-cylinder in-line with  water cooling, turbo-charging and inter-cooling

Displacement: 9.726  L


HW19710, 10F & 2R,  with PTO

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)


ZF power steering, model  ZF8118, hydraulic steering with power assitance

Front  Axle

HF9, 1x9000  KGS

Steering with  doubleT-cross section beam

Rear  Axle

HC16, 2x16000  KGS

Pressed axle housing,  central single reduction with hub reduction and with differential locks between  wheels and axles.

Ratio: 4.42

Propeller  Shaft

Double universal joint  propeller shaft with gear-shaped coupling flange


Frame: U-profile  parallel ladder frame with section of 300x80x8mm, and reinforced sub-frame all  cold riveted cross members                        

Front suspension:10 semi-elliptic leaf springs, hydraulic telescopic double-action shock absorbers and stabilizer                     

Rear suspension:12 leaf semi-elliptic springs, bogie spring and stabilizer


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


Operating voltage: 24 V,  negative grounded                           

Starter: 24 V, 5.4  Kw                        

Alternator: 3-phase, 28  V, 1500 W                          

Batteries: 2 x 12 V, 165  Ah                       

Cigar-lighter, horn,  headlamps, fog lights, brake lights, indicators and reverse  light


315/80R22.5,  tubeless tires with one spare tire.

Optional: 12.00R20, radial tires.

Fuel  Tank

400  L

Fifth Wheel

90# (3.5 inch)

Overall  Dimension

6900x2550x3800  mm

1. The performance parameters in the table are theoretical reference data under the condition of driving on the good road surface, the actual data varies from actual working conditions and drivers’ driving habits.
2. For sake of product improvement and technical promotion, the vehicle parameters are subject to change without prior notice.

CHINA NATIONAL HEAVY DUTY TRUCK GROUP CO.,LTD grant our clients a twelve-month-period or 100,000-Km warranty for the vehicles exported from us. Within the warranty period of HOWO series, HOWO A7 series, Sitrak Series, HOKA series, Golden Prince Series due to the reason of product material, manufacturing and installment quality, the whole truck or part of truck breaks, the customer service center will serve the client in duty without extra charge.

Warranty Regulations
1. The valid date

The date that seller issue invoice to the final user.

2. The warranty period
  • Truck for logistics and transport
    Basic parts: Within 12 months, for engine parts ,the driving distance does not exceed 120,000 Km; for the other parts , the driving distance does not exceed 100,000km; warranty ends whichever of these time or driving distance occurs first.
    Important parts: Within 12 months or the driving distance does not exceed 60000 KM, warranty ends whichever of these time or driving distance occurs first.
    Common parts: Within 12 months or the driving distance does not exceed 30000 KM, warranty ends whichever of these time or driving distance occurs first.
  • Truck for contruction or mining
    All the truck models used for contruction works, mining works or used on bad road and off road condition, the warranty period will be 6 months and the warranty distance will be 60000 Km. Others will be 30000 Km, 12 months or 60000 KM, warranty ends whichever of these time or driving distance occurs first.
  • Truck for militery
    Military trucks will adapt to special contract between government and Jinan Special Vehicle Co.,Ltd.


There are two ways we can ship the compensated spare parts

  • Upon the urgent request from our clients, we will ship the compensated spare parts by international courier, such as DHL, TNT, UPS or Fedex. The courier will arrive the designated destination within 5-7 days. The client will assume the courier expense.

  • For the regular claim for the spare parts, we will ship the compensated spare parts together with next shipment of new machines. The shipment expense is free.

We reserves the right to reasonably determine whether a defect in material or workmanship occurred in normal use or if such defect resulted from a factor excluded from this warranty. This warranty does not include defects from normal wear and tear, accidents, negligence, abuse, shipment, handling, storage, or environmental conditions. Any modifications to our products by the client, client's employees, or end-user, shall invalidate this warranty. The normal wearing and easily broken parts, include but not limit, all kinds of filters, belts, electric appliance and wires, bulbs and fuses, glass, rubber and plastics stuffs etc.






SINOTRUK Hubei Huawin Special Vehicle Co., LTD is branch factory and a key member of SINOTRUK group, which is one of the world's leading manufacturers of trucks and the absolute NO. 1 for exporting from China. SINOTRUK employs more than 150,000 people, has production facilities in 8 countries and sales of products in more than 90 markets.
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