Specification of Howo 420: 

Model: ZZ4257V3241W 

Engine: 

Engine model: D12.42-20, Euro II emission standard, 4 stroke injection diesel engine, 6 cylinders in-line with water cooling, turbo-charging & inter cooling, mechanical high-pressure oil pump system

Maximum output: 420PS (309kW) at 2000 rpm

Maximum torque: 1820Nm at 1100-1400rpm

Bore: 126mm

Stroke: 155mm

Displacement: 11.596L

Clutch: SINOTRUK’s 430C diaphragm spring clutch, hydraulically operating with air assistance

Transmission:

Transmission, model HW19710, 10 forward and 2 reverse

Ratio: 4.42   4.8  5.73

Front Axle: New HF9 series, with drum brake system

Rear Axle: HC16 pressed axle housing, single reduction and differential locks between axles; with drum brake system.

Steering: ZF8118, hydraulic steering with power assistance

Ratio: 22.2-26.2:1

Wheels&Tyres:

Rims: 8.5-20,10 hole-steel

Types: 12.00R20 Option:12R22.4,12.00-24,12.00-20,13R22.5, 315/80R22.5, 295/80R22.5, 11.00R20

Driver'sCab: Long cab, all-steel forward control, 55°hydraulic tilting to the front, 2-arm windscreen wiper system with 3 speeds, VDO electrical control system, laminate windscreen, with casted-in radio aerial, adjustable driver’s seat and rigid adjustable co-driver’s seat, heating & ventilation system, with stereo radio/cassette recorder, sun visor, safety belt, air conditioner

Dimensions inmm: 

Wheel base (mm): 3200+1350

Front wheel track (mm): 2022/2041

Rear wheel track (mm):1830/1830

Overhang(front/rear) (mm):1500/725

Approach angle(°):16

Departure angle(°):70

Overall Dimension (mm): 6800x2496x2958

Weight in kg:

Rated loading capacity at fifth wheel (kg):15660

Dead weight (kg):9210

Gross vehicle weight (kg):25000

Gross combination weight（kg）：7000

Front axle loading capacity (kg):9000

Rear axle loading capacity (kg):2*16000

Performance Maximum driving speed(km/h):102(reference data)

Maximum gradeability (%):33

Minimum ground clearance(mm):265

Minimum turning radius (m):18.5

Fuel consumption(L/100km):40(reference data)