Dongfeng 6×4 tractor head features a 560 hp Cummins engine, 14-speed manual transmission, air suspension, and EBS, offering reliable, efficient performance for long-haul logistics.
Parameter | Specification |
Model | DFH4250D4 |
Vehicle Type | Heavy-duty 6×4 tractor head |
Application | Long-haul freight, container transportation, bulk cargo haulage |
Overall Length | ~6,850 mm |
Overall Width | ~2,550 mm |
Overall Height (Cab Roof) | ~3,950 mm |
Wheelbase | 3,800 + 1,350 mm (Typical configuration) |
Curb Weight | ~8,800 kg |
Max. Gross Combination Weight (GCW) | 49,000 kg |
Engine Brand & Model: Cummins X12.560 (Euro V / Euro VI optional, compliant with EU, ASEAN, and other regional emission standards)
Max. Power: 560 hp (412 kW) @ 1,900 rpm
Max. Torque: 2,600 N·m @ 1,000-1,400 rpm
Displacement: 11.8 L
Fuel Type: Diesel
Cooling System: Forced water cooling with aluminum radiator (adaptable to high-temperature regions)
Transmission Type: 14-speed manual transmission (Fast 12JSDX240TA-B)
Gear Ratios: 1st gear: 12.11, 14th gear (direct): 1.00, Reverse: 11.81
Clutch: 430 mm dry single-plate clutch with hydraulic booster & air assist
Drive Axle: Double rear drive axles (Dongfeng Dana 485)
Axle Ratio: 3.7 (optional 3.417 for high-speed fuel efficiency)
Frame: High-strength steel frame (300×80×8 mm double-layer beam), with 8 crossbeams for load-bearing stability
Suspension:
Front: 3-leaf parabolic steel spring (with shock absorbers)
Rear: 4-bag air suspension (with height adjustment, improving ride comfort and cargo protection)
Tires: 12R22.5 tubeless radial tires (6 pcs, plus 1 spare tire optional)
Rims: 22.5×8.25-inch steel rims (aluminum rims optional for weight reduction)
Braking System:
Service Brake: Full air brake with EBS (Electronic Braking System) + ABS (Anti-lock Braking System)
Auxiliary Brake: Engine exhaust brake + hydraulic retarder (optional)
Parking Brake: Spring-actuated air-release brake (acts on rear axles)
Cab Type: High-roof double-berth cab (with aerodynamic sun visor and side deflectors)
Cab Suspension: 4-point air suspension (reducing road vibration)
Driver Seat: Air-cushion shock-absorbing seat (with heating, ventilation, and lumbar support adjustment)
Interior Features:
Automatic constant-temperature air conditioning (with defogging function)
Power windows + central door lock + remote keyless entry
Multifunctional steering wheel (with audio control and cruise control buttons)
10-inch touchscreen infotainment system (supports Bluetooth, GPS navigation, and reverse image)
Storage Space: Upper cab storage cabinets + under-berth storage box (total capacity ~150 L)
Active Safety: EBS, ABS, ASR (Anti-Slip Regulation), LDWS (Lane Departure Warning System), FCWS (Forward Collision Warning System)
Passive Safety: Driver & co-driver airbags, high-strength cab (meeting ECE R29 roll-over safety standards)
Other Safety Features: Rearview camera + side-view mirrors with heating (anti-fog in low-temperature/humid areas), parking brake alarm
Fuel Tank Capacity: 600 L (aluminum) + 400 L (aluminum) dual tanks (total 1,000 L, extending range to ~1,500 km)
Average Fuel Consumption: ~38-42 L/100 km (under full load, highway conditions)
Energy-Saving Design: Low-resistance tires, aerodynamic cab shape, and engine intelligent fuel injection control
Electrical System: 24V voltage (2×120 Ah maintenance-free batteries), 200A alternator
Optional Equipments: Tyre pressure monitoring system (TPMS), refrigerated truck power take-off (PTO), aluminum fuel tanks, and custom paint colors
