Dongfeng DFL4251AX12A Tractor unit (#239)
Dongfeng tractor unit DFL4251AX12A (batch #239) is made in China by Dongfeng Motor Co., Ltd. The company is located in Wuhan, in Hubei Province, China.

DFL4251AX12A
 Overview
| Model | DFL4251AX12A | 
| Brand Name |  Dongfeng | 
| Bulletin | #239 | 
| Type of vehicle | Tractor unit | 
| VIN | 
  | 
| Country of origin | China | 
Manufacturer Profile
| Manufacturer | Dongfeng Motor Co., Ltd. | 
| A subsidiary of DFM (Dongfeng Motor Corporation). | |
| Brands | |
| Type of manufacturer | Automobile manufacturer | 
| City | Wuhan | 
| Province (Region) | Hubei Province | 
| Country | China | 
| Number of vehicles* | 1977 models (6954 items total)  | 
| * A number of models manufactured by Dongfeng Motor Co., Ltd. found in Auto-che.com vehicle database | |
 Technical specifications
| # | Engine model | Engine displacement | Engine power | Engine manufacturer | |||
|---|---|---|---|---|---|---|---|
| 1 | EQRN350-40 / EQRN385-40 | 11120 / 11120 cc | 257 / 283 kW | ||||
| Performance | ||||
|---|---|---|---|---|
| Fuel | natural gas | |||
| Environmental standard | National IV / Euro 4 | |||
| Maximum speed | 80 km/h, 90 km/h  | 50 mph, 56 mph  | ||
| Capacity | ||||
|---|---|---|---|---|
| Fifth wheel load capacity | 16000 kg, 16065 kg, 15120 kg, 15185 kg  | 16 t, 16.1 t, 15.1 t, 15.2 t  | 35,000 lbs, 35,417 lbs, 33,334 lbs, 33,477 lbs  | |
| Quasi-total mass of trailer | 40000 kg, 39120 kg  | 40 t, 39.1 t  | 88,000 lbs, 86,245 lbs  | |
| Weights and Ground pressure | ||||
|---|---|---|---|---|
| Curb weight | 8805 kg, 9685 kg  | 8.8 t, 9.7 t  | 19,412 lbs, 21,352 lbs  | |
| Gross vehicle weight rating | 25000 kg | 25 t | 55,000 lbs | |
| Axle load distribution | 7000 kg / 18000 kg   (tandem axle) 7 t / 18 t (tandem axle) 15,000 lbs / 40,000 lbs (tandem axle)  | |||
| Dimensions | ||||
|---|---|---|---|---|
| Overall length | 7260 mm / 7460 mm / 7560 mm | 23′10″ / 24′6″ / 24′10″ | ||
| Overall width | 2500 mm | 8′3″ | ||
| Overall height | 3030 mm / 3600 mm / 3700 mm | 10′0″ / 11′10″ / 12′2″ | ||
| Undercarriage and Suspension | ||||
|---|---|---|---|---|
| Number of axles | 3 | |||
| Wheelbase | 3600+1350 mm, 3800+1350 mm, 3900+1350 mm  | 11′10″+4′6″, 12′6″+4′6″, 12′10″+4′6″  | ||
| Front track | 2040 mm | 6′9″ | ||
| Rear track | 1860 mm / 1860 mm | 6′2″ / 6′2″ | ||
| Front overhang | 1500 mm | 5′0″ | ||
| Rear overhang | 810 mm | 2′8″ | ||
| Angle of approach | 18° | |||
| Angle of departure | 32° | |||
| Leaf springs | 3 / 4, 3 / 10, 10 / 13 | |||
| Tyres and Wheels | ||||
|---|---|---|---|---|
| Number of tyres | 10 | |||
| Tyres dimension | 11.00R2016PR, 315/80R22.516PR, 12R22.516PR | |||
| Miscellaneous | ||||
|---|---|---|---|---|
| Seating capacity | 2, 3 | |||
Additional Information
Optional flat front cab and only mask the different cab, flat top of the cab cover as optional parts, cab high roof top air horn as attachments; cab the rear spoiler and side skirts board for the optional parts, optional single fuel tank, optional front lower endoscopy installation location. Curb Weight 8805 corresponding quasi-total mass of trailer 40000kg, corresponding saddle load mass 16000,16065; Curb Weight 9685 corresponds to the total mass of 39,120 semi-trailer, load mass 15120,15185 corresponding saddle. ABS manufacturers and models: Dongfeng Electronic Technology Co., Ltd. Brake Systems ,3631010-C2000 election mounted brake discs, optional speed limiting device, speed limit 80km / h.

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