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Howo N7 (NX) 6x4 Tractor Truck

Chassis Model:ZZ4255N3246B1 (Right Hand Driving Type)
Engine model: WP12.400E201, Euro 2, 400 HP
Displacement: 11.596L

WhatsApp: +8615820092686

Detailed Specification

Sinotruk HOWO-N7 6X4 Tractor Truck - 400HP

Chassis Model

ZZ4255N3246B1 (Right Hand Driving Type)

Production Year

2023, new truck.


H77L cab, with one sleeper and two seats, 2-arm windscreen wiper system with three speeds, Air Suspension Driver 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.

High Steel Bumper


Diesel 4-stroke direct injection diesel engine

Engine model: WP12.400E201, Euro 2, 400 HP

6-cylinder in-line with water cooling, turbo-charging and intercooling

Displacement: 11.596L


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)


D50, hydraulic steering with power assistance

Front Axle

VGD71, 1x7000 KGS

Steering with double T-cross section beam

Rear Axle

12 tons

Pressed axle housing, central Single reduction with hub reduction and with differential locks between wheels and axles. Ratio: 3.7

Propeller Shaft

Double universal joint propeller shaft with gear-shaped coupling flange


Frame: U-profile parallel ladder frame with section of 280x80x8mm, and reinforced subframe all cold riveted cross members


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


Operating voltage: 24 V, negative grounded

Starter: 24 V, 5.4 Kw

Alternator: 3-phase, 28 V, 1540 W

Batteries: 2 x 12 V, 165 Ah

Cigar-lighter, horn, headlamps, fog lights, brake lights, indicators and reverse light


315/80R22.5, tubeless tires. 10+1 pics

Fuel Tank


Fifth Wheel

50# JOST



Overall Dimension

6900*2550*3400 mm

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Tel.: +86 53158768110

Fax.: WhatsApp: +8615820092686




Add.: Heavy Truck Mansion, No.77 Dawei East Road, Tianqiao District, Jinan City, Shandong Province, Chinahina

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