... mainly standard and high-roof. HOWO Tractor TruckThe technical specification of HOWO Tractor Truck:1). Driving type:4×2, ... ,37,405). PONAR(popular) models: HOWO 4×2 Tractor ZZ4187N3511W/NOWAEngine: CNHTC brand WD615.69, 336hpTransmission: HW15710Steering: ... grey, blue, yellowFuel Tank: 400L HOWO TractorHOWO 6×4 Tractor ZZ4257S3241V/SOVAEngine: CNHTC brand WD615.47, 371hpTransmission: HW19710Steering: ...