ZZ4257N3247E1H
6 Months
6 Months
Manual
Diesel
31-40t
Euro 3
6×4
≤5
351-450hp
>8L
ECE, GCC, ISO, DOT
Tubeless
New
Towing Semi Trailer
400L, 600L, 1000L
Air Suspension Seat
Customized
Carbon Steel
Hydraulic Steering with Power Assistance
Sinotruk
Nude Packing
6.8x2.5x3.8m
China Liangshan
87019090
Product Description

Product Use
1. Definition of Tractor
A tractor is a versatile light truck designed for towing other vehicles or heavy objects on the road. Equipped with multiple pairs of wheels and axles, it is essential for pulling semi-trailers, luxury yachts, construction equipment, and more. As a cornerstone of heavy transportation, it plays an indispensable role across various industries.
2. The Structure of the Tractor
A tractor comprises several key components: engine, transmission, tires, and frame. It may also include additional devices such as tow hooks, locking systems, and remote controls, enhancing its operational efficiency and control.
3. Tractor Application Fields
1. Transportation: In the long-distance freight industry, the tractor is indispensable for towing semi-trailers and large trucks, ensuring the safe and efficient delivery of goods to their destinations.
2. Construction Field: Tractors tow various construction equipment, including excavators, bulldozers, and cranes, facilitating the transportation of heavy machinery to job sites.
Basic Info.
Horsepower | 371-400hp | Engine Capacity | >8L | |
Tire Design | Radial | Condition | New | |
Usage | Towing Semi Trailer | Fuel Tank | 400L, 600L, 1000L | |
Driver Seat | Air Suspension Seat | Transport Package | Nude Packing | |
Trademark | SINOTRUK HOWO | Production Capacity | 1000 |








Main Specifications:
Driver's Cab(One sleeper with A/C)
Model | HW76 Cab, with one sleeper beds, two seats, with A/C |
Type | Forward control cab, hydraulically tiltable by 60o |
Construction | Current standard all steel construction |
Instrument panel | Clearly visible,indicators of compressed air pressure, coolant temperature, engine oil pressure and battery charging |
Seats | 4-point support fully floating suspension + shock absorbers driver adjustable & passenger fixed |
Seat belts | For driver & passenger |
Glass | Tempered safety glass |
Sun visors | Dual, adjustable |
Mirrors | Large, truck type convex |
Wind screen wiper | 3 arm wind screen wiper system with 3 speeds |
Entertainment system | FM/AM/SW, 4 band radio with cassette player, two speaker and antenna |
Steering wheel | Adjustable steering wheel |
Horn | Air horn |
Panel | LCD Panel with LED light |
Engine
Engine brand | SINOTRUK |
Engine model | WD615.47, 380hp |
Emission Standard | EURO II |
Engine type | Diesel 4-stroke direct injection engine, 6-cylinder in-line with water cooling, turbo-charging & Inter-cooling |
Displacement | 9.726 liters |
Max. Output | 371hp@2200rpm |
Max. torque | 1250Nm @1100-1600 rpm |
Bore/Stroke | 126/130mm |
Compression ratio | 17:1 |
Specific fuel consumption | ≤193g/kW.h |
Cooling System
Medium | Water |
Radiator | heavy duty type |
Cooling fan | Visco static fan tropical type |
Thermostat | Opening at 70-80ºC |
Warning device | Audible & visual |
Clutch
Type | Φ430 Diaphragm type, Single dry frictional disc, Hydraulic boosting hydraulically operating with air assistance |
Transmission
Type | Heavy duty, manual fuller type | ||||||||||||||||
Model | HW19710 | ||||||||||||||||
No of speeds | 10 forward + 2 reverse | ||||||||||||||||
Model | Torque(Nm) | Gear Ratios | Oiling (L) | ||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | R1 | R2 | ||||||
HW19710 | 1900 | 14.28 | 10.62 | 7.87 | 5.88 | 4.38 | 3.27 | 2.43 | 1.80 | 1.34 | 1.00 | 13.91 | 3.18 | 12 | |||
Front Axle
Type | HF7 tons steering with double T-cross section beam |
Capacity | 7000kg |
Rear Axle
Type | HC16(16 ton, punching-welding axle housing, double reduction driving axle, inter-wheel differential and differential lock) |
Capacity | 16T |
Chassis
Frame | Heavy duty, reinforced sub frame, 300mmx80mmx8mm (inner: 280mmx70mmx7mm) |
Front suspension | semi-elliptic leaf springs with hydraulic telescopic double-action shock absorbers and stabilizer, 1500mm |
Rear suspension | semi-elliptic springs ,and bogie springs, and stabilizer , 1739mm |
Air Intake System
Air cleaner type | Heavy duty type |
Pre filter | Cyclone |
Exhaust System
Capable of maintaining the sound level as low as possible. |
Steering
Location | Left hand |
Model | ZF 8098 (Made in Germany) hydraulic steering with power assistance |
Variable ratios | 22.2-26.2, 17.0-20.0 |
Max. pressure | 170+10 bar |
Max. output torque | 7618 Nm |
Weight | 42 kg |
Bumper
Installed heavy duty front and rear steel bumpers |
Brake System
Service brake | Dual circuit compressed air brake. |
Parking brake | Spring energy, compressed air operating on rear wheels |
Assistant brake | Engine exhaust valve brake |
Wheels & Tyres
Wheels | Single front and dual rear |
Tyres | Double Coin brand,12.00R20 |
Quantity | 13 |
Air Supply System
Warning device | Audible & visual |
Air line | Heavy duty steel pipes |
Electrical System
Operating Voltage | 24V, Negative grounded; Starter 24V, 7.5KW |
Battery type | 2x12V, 165Ah/180Ah |
Alternator | 28V, 1500W |
Cigar | Lighter, horn, head lamps, fog lights, brake lights, indicators and reverse lamp |
Dimensions
Wheel base | 4600mm+1350 |
Overall length | 6875mm |
Overall width | 2496mm |
Overall height | 3730mm |



Our Factory

Shipment
We typically ship trucks via RO-RO vessel or bulk vessel, and also offer shipping through special containers to meet various logistical needs.

Original Spare Parts
We provide genuine spare parts and a comprehensive after-sales service system. Our After-Market Division ensures exceptional service and rapid parts delivery through an efficient supply chain.

Our Product

Thank You for Choosing Us
Q: How about the delivery time?
A: Most of our trucks and machines are in stock and can be delivered within 7 days. For specially ordered items, we generally require around 30 days for production.
Q: How many units of truck do you produce per year?
A: We produce nearly 30,000 units annually, with approximately 5,000 units updated or produced each month.
Q: How do you control the quality of the product?
A: Our factory features a standard production workshop with well-trained workers. Each product undergoes a thorough inspection process. We also recondition our trucks and machines on a specialized production line to ensure top-notch quality.
Q: Do you accept custom orders? What is your MOQ?
A: Yes, we do accept custom orders. Our minimum order quantity (MOQ) is 1 unit.