HOWO A7 Tractor Truck 4x2

Release time：Apr 20, 2025
Source：Sinotruk HOWO

Basic Configurations and Technical Parameters of HOWO-A7 Tractor (4×2, EU Ⅲ, High-floor Extended)

Model of Representative Vehicle		ZZ4187M3517N1B /T2PA	ZZ4187N3517N1B /N2PA	ZZ4187N3517N1B /S2PA	ZZ4187N3517N1B /S2PC	ZZ4187V3517N1B /V2PC
Cab	Model	A7-P
Cab	Type	High-floor extended cab, four-point full-floating air suspension + damper + lateral stabilizer, split-type single berth, air suspension seat, up-down, front-rear adjustable steering wheel, BEHR European-style new-type integrated air-conditioning fan-heater, VDO instrument, CAN bus and electrical apparatus control system, double-locking safety belt, electric lifting glass and rearview mirror, 3-in-1 lock, outer sun shade, upper guide cover + sided wind scooper, electronic hand throttle.
Engine	Model	D10.30	D10.34	D10.38	D12.38	D12.42
	Rated Power kW/rpm	221/1900	249/1900	279/2000	279/2000	309/2000
	Max. Torque Nm/rpm	1340/ 1200-1500	1490/ 1200-1500	1590/ 1200-1500	1650/ 1100-1500	1820/ 1100-1500
	Discharge L	9.726	9.726	9.726	11.596	11.596
	Type	In-line, six cylinders, supercharging intercooling, central supercharger, E-control CRDI
Clutch		Φ430 diaphragm spring clutch, hydraulic control, air booster. D10.38/D12.38/D12.42 standard configuration 430A; D10.34 standard configuration 430B; D10.30 standard configuration 430C.
Transmission		Sinotruk HW series 10-speed transmission; a primary gearbox + a secondary gearbox; primary gearbox: double countershafts; secondary gearbox: planetary reduction; D10.30/D10.34 standard configuration HW15710; D10.38/D12.38/D12.42 standard configuration HW19710; optional configuration HW19710T with synchronizer.
Front Axle		HF7, rated load 7T, disc-type or drum-type
Rear Drive Axle		HW1667 single reduction (speed ratio: standard configuration 3.73,optional configuration 4.22) ; But for ZZ4187V3517N1B/V2PC, optional ST16 double reduction (speed ratio: standard configuration 3.93, optional configuration 4.42/4.8)
Suspension		Front/rear suspensions: plate spring + damper + lateral stabilizer
Steering System		ZF8098 steering gear, ZF steering pump, system pressure 18MPa
Braking System		Service brake: dual-circuit air brake; parking brake: energy storage spring air-break brake; auxiliary brake: EVB + engine exhaust brake, optional configuration ABS and automatic slack adjuster.
Electric System		CAN bus control; voltage: 24V; dynamo:1540W; starter: 7.5kW; storage battery: 2×12V/165Ah
Tyre		315/80R22.5; optional 12.00R20
Tank Capacity L		Standard configuration 400L, optional configuration 600L
Curb Weight kg		6800	6800	6800	6800	6800
Gross Mass kg		18000	18000	18000	18000	18000
Max. Towed Mass kg		35000	35000	35000	35000	35000
Allowable Load of Saddle kg		11070	11070	11070	11070	11070
Dimensions (LWH) mm		6160×2496 ×3560	6160×2496 ×3560	6160×2496 ×3560	6160×2496 ×3560	6160×2496 ×3560
Wheel Base mm		3500	3500	3500	3500	3500
Front Overhang/Rear Overhang mm		1540/1120	1540/1120	1540/1120	1540/1120	1540/1120
Wheel Track (Front/Rear) mm		2022/1850	2022/1850	2022/1850	2022/1850	2022/1850
Min. Ground Clearance mm		268	268	268	268	268
Approach Angle/Departure Angle °		15/38	15/38	15/38	15/38	15/38
Max. Speed km/h		101	101	101	101	101
Max. Climbing Capacity %		26	29	31	33	37
Min. Turning Diameter m		14	14	14	14	14
Ground Clearance of Saddle Joint (Empty/Full) mm		1325/1218	1325/1218	1325/1218	1325/1218	1325/1218
Front/Rear Turning Radius mm		1950/1860	1950/1860	1950/1860	1950/1860	1950/1860
Traction Pin Size		50#（2inches）	50#（2inches）	50#（2inches）	50#（2inches）	50#（2inches）

Remarks: 1. The performance parameters in the table are theoretical reference data under the condition of driving on the good road surface, the actual data varies from actual working conditions and drivers’ driving habits.

2. For sake of product improvement and technical promotion, the vehicle parameters are subject to change without prior notice.