Tractor Unit, HOHAN

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HOHAN series tractor unit is a brand new commercial vehicle designed by Sinotruk combining the technologies of Benz, German MAN, Steyr and Sinotruk itself. It is a representative lightweight road transport vehicle of Sinotruk. The truck tractor applies the cab designed using Benz technology and the Chassis of MAN technology. Additionally, it comes with optimized designs in body, drive system, frame and suspension system, thus ensuring light weight, low fuel consumption, high safety and great transportation efficiency.

Model Selection

4x2

4x2 Tractor Unit, HOHAN

Product	Brand	HOHAN Tractor basic configurations and main technical parameters (4X2, Euro III, high floor extended)
Tractor	HOHAN	Vehicle model		ZZ4255M25C6C1
		Cab	Model	H16
			Type	Medium cab, single berth, newstyle gasbags seat with backrest; up and down front and back adjustable steering wheel ; half round type aviation instrument desk with a large LCD display meter and relay control system; mature Mercedes fission automatic air conditioning system; four total float horizontal stabilizer bar suspension shock absorbing device, double locking structure belts; exterior sun visor
		Engine	Model	WD615.92C	WD615.92E	WD615.97C	WD615.97E
			Rated power, kW/rpm	198/1900	198/1900	211/1900	211/1900
			Maximum torque, Nm/rpm	1190/ 1200-1500	1190/ 1200-1500	1340/ 1200-1500	1340/ 1200-1500
			Displacement, L	9.726	9.726	9.726	9.726
			Type	Inline 6 cylinder, supercharged intercooling, central supercharger, electronic high pressure and common rail
		Clutch		Φ430 diaphragm spring clutch, hydraulic control air power assisted. Standard 430A type for D10.38, D12.38 and D12.42 engine, and standard 430B for D10.34 engine.
		Transmission		SINOTRUK HW series 10 speed transmission, main and auxiliary transmission structure, main transmission with double countershaft auxiliary transmission with planetary reducer. Standard HW19710 for D10.34, D10.38, D12.38 and D12.42 engine, optional HW19710T with synchronizer
		Front axle		HF7, rated load of 7t, disc-type or drum-type
		Rear drive axle		ST16 double reducer (speed ratio of 3.93; 4.42; 4.8)
		Supension		Front and rear leaf spring suspension shock absorber transverses stabilizer
		Steering system		ZF8098 steering gear, ZF steering oil pump, system pressure of 18MPa
		Brake system		Service brake: dual -circuit pneumatic brake; energy storage spring air brake; auxiliary brake: EVB engine exhaust brake. With ABS optional automatic slack adjuster
		Electrical system		CAN bus control, valtage:24V;generator:2240W;starter:7.5kW;battery:12V/165Ah, 2 pieces
		Tyre		11.00-20 , 11.00R20 , 12.00-20 , 12.00R20 , 295/80R22.5
		Tank volume, L		350
		Kerb weight, kg		6800 , 7300
		Gross mass, kg		18000
		Authorized maximum towed mass, kg		318000, 35000
		Permissible fifth wheel load, kg		11, 070
		External dimensions(length×width× hight ), mm		6160 , 6175×2490×3030 , 3700 , 3350, 3720
		Wheelbase, mm		3500, 3600
		Front/rear overhang, mm		1, 540/ 1, 120
		Wheel track(front/rear), mm		2, 022/1, 830
		Minimum ground clearance, mm		314
		Approach/departure angle		15/38
		Maximum speed, km /h		102
		Maximum parking slope, %		20
		Minimum turning diameter, m		14
		Ground dearance of fifth wheel joint face (unloaded), mm		1, 325
		Front/rear turning radius, mm		1, 950/ 1, 860
		Traction pin specification		50 #( 2 in.)
		Remark

6x4

6x4 Tractor Unit, HOHAN

Product	Brand	HOHAN Tractor basic configurations and main technical parameters (6X4, Euro III, high floor extended)
Tractor	HOHAN	Vehicle model		ZZ4255N3246C1
		Cab	Model	HC16
			Type	Medium cab, single berth, newstyle gasbags seat with backrest; adjustable up and down, front and back adjustable steering wheel ; half round type aviation instrument desk with a large LCD display meter and relay control system; mature Mercedes fission automatic air conditioning system; four total float horizontal stabilizer bar suspension shock absorbing device, double locking structure belts; exterior sun visor.
		Engine	Model	WD615.95C		WD615.96C
			Rated power, kW/rpm	249/1, 900		279/2, 000
			Maximum torque, Nm/rpm	1, 490/ 1, 200-1, 500		1, 590/ 1, 200-1, 500
			Displacement, L	9.726
			Type	Inline 6 cylinder, supercharged intercooling, central supercharger, electronic high pressure and common rail
		Clutch		Φ430 diaphragm spring clutch, hydraulic control air power assisted. Standard 430A for D10.38, D12.38 and D12.42 engine, and standard 430B type for D10.34.
		Transmission		SINOTRUK HW series 10 speed transmission, main and auxiliary transmission structure, main transmission with double countershaft auxiliary transmission with planetary reducer. Standard HW19710 for D10.34, D10.38, D12.38 and D12.42 engine, optional HW19710T with synchronizer
		Front axle		HF7, rated load of 7t, disc-type or drum-type
		Rear drive axle		ST16 double reducer (speed ratio of 3.93;4.42;4.8)
		Supension		Front and rear leaf spring suspension , front suspension with shock absorber, transverse stabilizer, rear suspension is disconnected type with transverse stabilizier .
		Steering system		ZF8098 steering gear, ZF steering oil pump, system pressure of 18MPa
		Brake system		Service brake : dual -circuit air pressure brake;parking brake:energy storage spring air cutoff brake;auxiliary brake: EVB Engine exhaust brake. With ABS optional automatic slack adjuster.
		Electrical system		CAN bus control, voltage: 24V; generator:2240W; starter: 7.5kW; battery: 12V/165Ah, 2 pieces
		Tyre		11.00-20 Vacuum tyre, 11.00R20, 12.00-20 Vacuum tyre, 12.00R20 Radial tyre, 295/80R22.5 Tubeless tyre
		Tank volume, L		350
		Kerb weight, kg		6800, 9300
		Gross mass, kg		25, 000
		Authorized maximum towed mass, kg		40, 000
		Permissible fifth wheel load, kg		11, 070	11, 070	11, 070	11, 070
		External dimensions(length×width× hight ), mm		6850×2490×3030, 3700, 3350, 3720
		Wheelbase, mm		3225 1350, 3200 1400
		Front/rear overhang, mm		1, 540/1, 120
		Wheel track(front/rear), mm		2, 022/1, 830
		Minimum ground clearance, mm		314
		Approach/departure angle		15/38
		Maximum speed, km /h		102
		Maximum parking slope, %		20
		Minimum turning diameter, m		15
		Ground dearance of fifth wheel joint face (unloaded), mm		1, 325
		Front/rear turning radius, mm		1, 950/1, 860
		Traction pin specification		50 #( 2 in.)
		Remark

Features
1. On the premise of safety and comfort, the tractor unit provides exceptional economy and reliability in use.
2. Owing to all round optimized designs and improvements, it boasts unmatched competitiveness in weight, fuel consumption and price as compared with its counterparts in the market.

Applications
The tractor unit is applied to the heavy trucks for medium and long distance transportation on highways. Total weight of the truck and cargo is more than 55t. It is mainly used for transportation of coal and common industrial goods. Among them, coal transport occupies 70%, daily products 12% and other goods 18%.