HOWO Tractor Truck (ZZ4257N3241V)

Model
ZZ4257N3241V
Engine
Make: SINOTRUK
Diesel: 4-stoke direct injection diesel engine
Engine model: WD615.69, EURO II emission standard
6-cylinder in-line with water cooling, turbo-charging and intercooling
Maximum output: 336 HP (247kw) at 2200rpm
Maximum torque: 1350 nm at 1100-1600 rpm
Displacement: 9.726L
Bore: 126 mm
Storke: 130 mm
Compression ratio: 17: 1
Specific fuel consumption: 193G/kwh
Engine oilfilling quantity23L
Cooling system filling quantity(long-term filling): 40L
Thermostat with 80 opening begin
Twin cylinder air compressor
Rigid fan
Option: Thermostat with71 opening begin
Visco fan
Clod start with electro-heater
Clutch
Single-plate dry coil-spring clutch, diameter 420 mm, hydraulically operating with air assistance

Transmission
Model HW18709, synchromesh, 9 forward&1 reverse/RT11509C
Ratio: 12.68 8.46 6.26 4.64 3.38 2.5 1.85 1.37 1.00 11.36®
Propeller Shaft
Double universal joint propeller shaft with gear-shaped coupling flange
Front Axle
Steering with double T-cross section beam
Rear Axle
Pressed axle housing, central single reduction with planetary wheel reduction and with differential lock
Ratio: 4.42
Option: Single reduction axles, ratio: 4.22
Chassis
Frame: U-profile parallel ladder frame with section of 300x80x8 mm and reinforced subframe, all cold riveted cross members
Font suspension: 9 semi-elliptic leaf springs
Rear suspension: 12 leaf semi-elliptic springs with hydraulic telescopic double-action shock absorbers and stabilizer
Aluminum fuel tank: 400 L capacity with locking fuel cap, fitted to the off side of the chassis
Fifth wheel size: 2 inch
Option: 3.5 inch fifth wheel

Steering
ZF power steering, model ZF8098, hydraulic steering with power assistance
Ratio: 22.2-26.2
Brakes
Service brake: Dual circuit compressed air brake
Parking brake(emergency brake): Spring enerpressed air operating on rear wheeis
Auxiliary brake: Engine exhaust vaive brake
Option: ABS
Wheel & Types
Rims: 8.5-20, 10 hole-steel
Tyres: 12.00-20
Drivers cab
High roof cab, all-steel forward control, 55° Hydraulically tiltable to the front, 2-arm windscreen wiper system withree speeds, laminated windscreen with casted-in radio aerial, hydraulically damped adjustable drivers seat and rigidadjustable co-driver s seat, with heating and ventilating system, exterior sun visor, adjustable roof flap, stereoradio/cassette recorder, safety belts, adjustable steering wheel, air horn, air conditioner and double bunks, with 4-pointsupport fully floating suspension+shock absorbers with transverse stabilizer
Electrics
Operating voltage: 24 V, negative grounded
Starter: 24 V, 7.5kw according to ISO 8856 at temperature of 20
Alternator: 3-phase, 28 V, 1540 W
Batteries: 2x12V, 135Ah/180Ah
Cigar-lighter, horn, headlamps, fog lights, brake ligts, indicators and reverse light
Instrument Panel
Active check central controller with indicators, with this integral instrument the daily manual checks on the vehicle and combined indicators of compressed air pressure, coolant temperature, engine oil pressure and battery charging
Dimensions in mm
Wheel base 3200+1400
Front overhang 1500
Rear overhang 725
Approach angle(° ) 17
Departure angle(° ) 70
Overall length 6800
Overall width 2496
Overall height with roof air spoiler 3668
Height of fifth wheel above road 1364
Weight in kg
Dead weight 9210
Permissible loading capacity at fifth wheel 15660
Gross vehicle weight 25000
Gross combination weight 48540
Front axle loading capacity 7000
Rear axle loading capacity 2*9000
Performance
Maximum driving speed(km/h) 102
Maximum gradeability(%) 29
Maximum ground clearance(mm) 263
Maximum turning circle(m) 18.5
Fuel consumption(1/100km) 32