Chenglong Chenglong LZ4251M7DA Tractor unit (#280)

Chenglong tractor unit LZ4251M7DA (batch #280) is made in China by Dongfeng Liuzhou Automobile Co., Ltd. The company is located in Liuzhou, in Guangxi Zhuang Autonomous Region, China.

Chenglong LZ4251M7DA tractor unit


Chenglong LZ4251M7DA tractor unit Chenglong LZ4251M7DA tractor unit Chenglong LZ4251M7DA tractor unit Chenglong LZ4251M7DA tractor unit Chenglong LZ4251M7DA tractor unit
Chenglong logo Overview
Brand NameChenglong logoChenglong
Type of vehicleTractor unit
  • LGGG4DY3×××××××××
Country of originChina
Manufacturer Profile
 A subsidiary of DFM (Dongfeng Motor Corporation).
Type of manufacturerAutomobile manufacturer
Province (Region)Guangxi Zhuang Autonomous Region
Number of vehicles*1539 models
(4104 items total)
* A number of models manufactured by Dongfeng Liuzhou Automobile Co., Ltd. found in vehicle database
Chenglong logo Technical specifications
#Engine modelEngine displacementEngine powerEngine manufacturer
1ISZ450 4113 000 cc13.0 L793 cu in331 kW450 hpDongfeng Cummins Engine Co., Ltd.
2ISGe4-40011 800 cc11.8 L720 cu in294 kW400 hpBeijing Foton Cummins Engine Co., Ltd.
3ISGe4-43011 800 cc11.8 L720 cu in316 kW430 hpBeijing Foton Cummins Engine Co., Ltd.
4ISGe4-46011 800 cc11.8 L720 cu in331 kW450 hpBeijing Foton Cummins Engine Co., Ltd.
Fueldiesel fuel
Maximum speed100 km/h,
80 km/h
63 mph,
50 mph
Fifth wheel load capacity16000 kg,
16065 kg
16 t,
16.1 t
35,000 lbs,
35,417 lbs
Quasi-total mass of trailer40000 kg40 t88,000 lbs
Weights and Ground pressure
Curb weight8800 kg8.8 t19,400 lbs
Gross vehicle weight rating24995 kg25 t55,104 lbs
Axle load distribution7000 kg / 17995 kg  (tandem axle)
7 t / 18 t  (tandem axle)
15,000 lbs / 39,672 lbs  (tandem axle)
Overall length6890 mm22′8″
Overall width2495 mm8′3″
Overall height3670 mm / 3100 mm / 3800 mm / 3865 mm / 3930 mm12′1″ / 10′3″ / 12′6″ / 12′9″ / 12′11″
Undercarriage and Suspension
Number of axles3
Wheelbase3300+1350 mm10′10″+4′6″
Front track2046 mm,
2070 mm
Rear track1820 mm / 1820 mm,
1840 mm / 1840 mm,
1860 mm / 1860 mm
6′0″ / 6′0″,
6′1″ / 6′1″,
6′2″ / 6′2″
Front overhang1525 mm5′1″
Rear overhang715 mm2′5″
Approach / departure angle19 / 55, 24 / 55 deg.
Leaf springs9 / 12, 3 / 4, 3 / -, 2 / 3, 2 / -
Tyres and Wheels
Number of tyres10
Tyres dimension315/80R22.5 16PR, 11.00R20 16PR, 12.00R20 14PR, 12R22.5 16PR, 295/80R22.5 16PR
Seating capacity3, 2
Steering controlsteering wheel
Additional Information

Optional flat top cab, optional single under the bumper, optional shroud optional new mask, attachments and new exterior lighting. Elected mounted flat top cab, the external dimensions height 3100. When the optional high roof cab, the external dimensions height 3670. Elected loaded shroud, the high external dimensions of 3800, the optional new mask, its dimensions height 3865. Elected install new exterior lighting and a total height of 3670. Elected mounted lamps with new exterior and Wind deflector, a total height of 3930. Elected to hold single bumper, its approach angle of 24, when the optional double under the bumper, its approach angle of 19. Engine maximum net power (kW) / fuel consumption (L / 100km): 323 / 42.8 (with ISZ450 41), 293 / 42.3 (with