Dayun Dayun CGC4250D4YCC Tractor unit (#283)

Dayun tractor unit CGC4250D4YCC (batch #283) is made in China by Chengdu Dayun Automobile Group Co., Ltd. The company is located in Chengdu, in Sichuan Province, China.

Dayun CGC4250D4YCC tractor unit


Dayun CGC4250D4YCC tractor unit Dayun CGC4250D4YCC tractor unit Dayun CGC4250D4YCC 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
1WP12.375E4011 596 cc11.6 L708 cu in276 kW375 hpWeichai Power Co., Ltd.
2WP12.400E4011 596 cc11.6 L708 cu in294 kW400 hpWeichai Power Co., Ltd.
3WP12.430E4011 596 cc11.6 L708 cu in316 kW430 hpWeichai Power Co., Ltd.
Fueldiesel fuel
Maximum speed120 km/h75 mph
Fifth wheel load capacity15505 kg,
15440 kg,
14570 kg,
14505 kg
15.5 t,
15.4 t,
14.6 t,
14.5 t
34,183 lbs,
34,039 lbs,
32,121 lbs,
31,978 lbs
Quasi-total mass of trailer39440 kg,
38505 kg
39.4 t,
38.5 t
86,950 lbs,
84,889 lbs
Weights and Ground pressure
Curb weight9365 kg,
10300 kg
9.4 t,
10.3 t
20,646 lbs,
22,700 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 length6955 mm22′10″
Overall width2500 mm8′3″
Overall height3680 mm / 3860 mm12′1″ / 12′8″
Undercarriage and Suspension
Number of axles3
Wheelbase3300+1350 mm10′10″+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 / 4, 3 / 5, 3 / -, 9 / 12
Tyres and Wheels
Number of tyres10
Tyres dimension12R22.5 16PR, 11.00-20, 11.00R20 16PR, 12.00-20 16PR, 12.00R20 14PR, 315/80 R22.5 16PR
Seating capacity2, 3
Steering controlsteering wheel
Additional Information

Optional rear shroud, optional wheel covers, an optional low intake duct and rear lighting styles; when the curb weight of 9365kg, the Saddle semi-trailer carrying maximum permissible mass of 15505kg (2 persons) / 15440kg (3 people ), the quasi-total mass of trailer 39440kg; when the curb weight 10300kg, the saddle semi-trailer carrying maximum permissible mass of 14570kg (2 persons) / 14505kg (3 people), for the quasi-total mass of trailer 38505kg; engine Model / Max net power (kW) correspondence were: WP12.375E40 / 271, WP12.400E40 / 289, WP12.430E40 / 311; fuel consumption value (L / 100km) declared value were 46.8