Dayun Dayun CGC4250N5ECGH Tractor unit (#285)

Dayun tractor unit CGC4250N5ECGH (batch #285) is made in China by Chengdu Dayun Automobile Group Co., Ltd. The company is located in Chengdu, in Sichuan Province, China.

Dayun CGC4250N5ECGH tractor unit


Dayun CGC4250N5ECGH tractor unit Dayun CGC4250N5ECGH tractor unit Dayun CGC4250N5ECGH tractor unit
Dayun logo Overview
Brand NameDayun logoDayun
Type of vehicleTractor unit
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Country of originChina
Manufacturer Profile
 A subsidiary of Dayun Automobile Group.
Type of manufacturerAutomobile manufacturer
Province (Region)Sichuan Province
Number of vehicles*966 models
(4004 items total)
* A number of models manufactured by Chengdu Dayun Automobile Group Co., Ltd. found in vehicle database
Dayun logo Technical specifications
#Engine modelEngine displacementEngine powerEngine manufacturer
1WP12NG380E5111 596 cc11.6 L708 cu in280 kW381 hpWeichai Westport New Energy Power Co., Ltd.
2WP12NG400E5011 596 cc11.6 L708 cu in294 kW400 hpWeichai Westport New Energy Power Co., Ltd.
Fuelliquefied natural gas
Maximum speed120 km/h75 mph
Fifth wheel load capacity14670 kg,
14605 kg,
14070 kg,
14005 kg
14.7 t,
14.6 t,
14.1 t,
14 t
32,342 lbs,
32,198 lbs,
31,019 lbs,
30,876 lbs
Quasi-total mass of trailer38605 kg,
38005 kg
38.6 t,
38 t
85,109 lbs,
83,787 lbs
Weights and Ground pressure
Curb weight10200 kg,
10800 kg
10.2 t,
10.8 t
22,500 lbs,
23,800 lbs
Gross vehicle weight rating25000 kg25 t55,000 lbs
Axle load distribution7000 kg / 18000 kg  (tandem axle)
7 t / 18 t  (tandem axle)
15,000 lbs / 40,000 lbs  (tandem axle)
Overall length7455 mm24′6″
Overall width2500 mm8′3″
Overall height3680 mm / 3860 mm / 3750 mm / 3930 mm12′1″ / 12′8″ / 12′4″ / 12′11″
Undercarriage and Suspension
Number of axles3
Wheelbase3800+1350 mm12′6″+4′6″
Front track2030 mm6′8″
Rear track1860 mm / 1860 mm6′2″ / 6′2″
Front overhang1430 mm4′9″
Rear overhang875 mm2′11″
Angle of approach15°
Angle of departure41°
Leaf springs3 / 5, 3 / 4, 9 / 12, 3 / -
Tyres and Wheels
Number of tyres10
Tyres dimension12R22.5 16PR, 11R22.5, 11.00R20 16PR, 12.00R20 14PR, 315/80R22.5 16PR
Seating capacity2, 3
Steering controlsteering wheel
Additional Information

Optional rear shroud, optional wheel covers, election put gas pipelines, optional single and double cylinders; when the curb weight 10200kg, the Saddle semi-trailer carrying maximum permissible mass of 14670kg (2 persons) / 14605kg ( 3), the total mass of quasi-trailer 38605kg; when the curb weight 10800kg, the saddle semi-trailer carrying maximum permissible mass of 14070kg (2 persons) / 14005kg (3 people), for the quasi-total mass of trailer 38005kg; net engine power (kW) corresponding to the relationship: WP12NG380E51 / 272, WP12NG400E50 / 286; ABS model ABS-E 4S / 4M, manufacturer of WABCO Vehicle control systems (China) Co., Ltd.