HOWO A7 420HP Euro II 6X4 Tractor Head

HOWO A7 420HP Euro II 6x4 Tractor Head

Engine
Manufacturer: SINOTRUK
Disel: 4-Stroke direct injection diesel engine 6-cylinder in-line with water cooling, turbo-charging and intercooling
Engine model: STEYR, Euro II, D12.420
Maximum output: 420HP(309kW)at 2200 rpm according to DIN
Maximum torque: 2050Nm at 1100-1600 rpm
Displacement: 9.726L
Bore: 126mm Stroke: 130mm

Clutch
Φ 430diaphragm spring clutch A-type, hydraulically operating with air assistance

Transmission
HW19710 10 Forward& 2 Reverse

Driving axle
ST16 Pressed axle housing, single reduction with hub reduction and with differential locks between axles and wheel

Front Axle
HF 7 Steering with double T-cross section beam

Chassis
frame: U-profile parallel ladder frame with section of 850× 80× 8mmand reinforced subframe, all cold riveted cross members
Rear suspentsion: 12 leaf semi-elliptic springs, and bogie springs, and stabilizer
Fuel tank: 400 L capacity with locking fuel cap, fitted to the off side of the chassis

Steering
Model ZF8098, hydraulic steering with power assistance

Braking System
Service brake: Dual circuit compressed air brake
Parking brake(emergency brake): Spring energy, compressed air operating on rear wheels
Auxiliary brake: Engine exhaust valve brake

Wheel & Tyres
315/80R22.5 Tubless tyre
No. Tire: 10+1 spare
Dimensions in mm
Wheel base: 3225+1350
Front wheel track: 2022
Rear wheel track: 1830
Front overhang: 1500
Rear overhang: 1870
Approach angle(° )19
Departure angel(° )23
Overall length: 6990
Overall width: 2496
Overall height: 3686
Weight in kg
Kerb weight: 8270
Front axle loading capacity: 7000
Rear axle loading capacity: 16000x2
Performance
Maximum driving speed(km/h): 120
Maximum grade ability(%): 30.

Length	6865 mm
Width	2480 mm
Height	3210 mm	High-floor standard cab (without air spoiler)
	3540 mm	High-floor standard cab (with air spoiler)
	3745 mm	High-floor high-roof cab (without air spoiler)
	3850 mm	High-floor high-roof cab (with air spoiler)
Front overhang/rear overhang	1540/750, 725 mm (HW16 driving axle)
Wheelbase	3200+1400 (HW16 driving axle) /3225+1350 mm
Track	Track front	2022 mm
	Track rear	1830 mm
Cab	Brand-new a7 cab, 4-point full-floating air suspension, adjustable steering wheel with various heights and angles, air suspension seat, central door lock, electric window lifter, power mirror
Engine	Sinotruk's new D12 series engine; Turbocharged with inter-cooling; High-pressure common-rail fuel injection system with maximum pressure of 1600bar; NationalIII emission standard; Power range: 340-460hp; D10 series engine as option
Clutch	Sinotruk's 430 diaphragm spring clutch
Gear box	Sinotruk's 19710
Front axle	New HW07 single reduction driving axle; ST16 duoble reduction drive axle as option
Rear axle	HW single reduction drive axle; ST16 double reduction drive axle as option
Tire	315/80R22.5 tubeless tire
Brae system	Front disc rear shoes brake, four-circuit protection valve, EVB brake actuator, ABS+ASR+EBL+TPM
frame	High-strength single U-profile frame with a section of 300*90*8
Electrical system	24V, CAN bus intellectual electronic control system