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| Howo A7 Tractor Truck | |
| Chassis Model | ZZ4257V3247N1 |
| Driving Type | LHD (RHD is optional) |
| Cabin | A7-P cab, 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. |
| Engine | Make: SINOTRUK Diesel 4-stroke direct injection diesel engine Engine model: D12.42, Euro 2, 420 HP 6-cylinder in-line with water cooling, turbo-charging and intercooling Displacement: 11.596 L |
| 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, modol 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,with differential locks between wheels and axles. Ratio: 5.73 |
| Propeller Shaft | Double universal joint propeller shaft with gear-shaped coupling flange |
| Chassis | Frame: U-profile parallel ladder frame with section of 300x80x8mm, and reinforced subframe all cold riveted cross members Front suspension: 9 semi-elliptic leaf springs, 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 |
| Electrics | 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 |
| Tires | 315/80R22.5, tubeless tyres with one spare tyre |
| Fuel Tank | 400 L |
| Fifth Wheel | 90# or 50# |
| Overall Dimension | 6985x2550x3250 mm |
420hp 6x4 Truck Head | Sinotruk
Sinotruk has a longstanding reputation in the manufacturing of world-class and internationally-consumable truck heads for sale. The 420hp 6x4 truck head stands out as a head truck of its kind that connects well with almost all semi-trailers and trailers from internationally-known brands. Running on Sinotruk???s super-notch 4-stroke 6-cylinder directly injected turbocharged diesel engine that has inter-cooling and water cooling abilities, this truck head for sale is the real deal for all.
Steering and Braking
As a left-hand driven truck head, 420hp 6x4 Sinotruk head of truck employs a three ultra-effective braking system. The dual-circuit compressed air braking acts as the service brake. The auxiliary braking on the engine acts as the exhaust braking while the compressed air and spring energy braking system found on the rear wheels and front shaft serves as the parking braking. The shaft propeller is a dual universal joint paired with a gear-shaped coupling flange. As for the steering in this head of a truck, it???s a model ZF8118 hydraulic steering with power assistance.
Comfort and Driver Contentment
Optimized to be a comfortable and luxurious truck head for all, the 6x4 Sinotruk head of a truck has one sleeper and two ergonomic and adjustable seats. The high-end and fully functional ventilation and heating system and air conditioner deliver optimal driver comfort. As for the adjustable steering wheel, exterior sun visor, air horn, and transverse stabilizer, they add to the driving safety and comfort.
Strength and Durability
The 6x4 Sinotruk head of truck for sale is constructed to be durable and heavy-duty. Trending as China???s biggest truck head manufacturer, Sinotruk has created this cheap truck and trailer head to offer lifelong service. The premium steel used in creating the truck head combined with the reinforced stainless steel coating makes the truck not only strong but also durable.
Ease of Use and Maintenance
6x4 Sinotruk head truck has a 2-arm windscreen wiper system and 4-point support fully floating suspension to allow for easy maintenance and use. It also includes premiering features to ease driver operation and everyday upkeep and handling of minor repairs.
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