 Sitom STQ4180L2Y9 Tractor unit (#117)
 Sitom STQ4180L2Y9 Tractor unit (#117)
Sitom tractor unit STQ4180L2Y9 (batch #117) based on STQ4180L2Y9 chassis is made in China by Hubei Tri-Ring Special Vehicle Co., Ltd. The company is located in Shiyan, in Hubei Province, China.

STQ4180L2Y9
 Overview
 Overview
| Model | STQ4180L2Y9 | 
| Brand Name |  Sitom | 
| Bulletin | #117 | 
| Type of vehicle | Tractor unit | 
| VIN | 
 | 
| Country of origin | China | 
| Chassis | STQ4180L2Y9 | 
Manufacturer Profile
| Manufacturer | Hubei Tri-Ring Special Vehicle Co., Ltd. | 
| Brands | |
| Type of manufacturer | Special purpose vehicle manufacturer | 
| City | Shiyan | 
| Province (Region) | Hubei Province | 
| Country | China | 
| Number of vehicles* | 1480 models (4367 items total) | 
| * A number of models manufactured by Hubei Tri-Ring Special Vehicle Co., Ltd. found in Auto-che.com vehicle database | |
 Technical specifications
 Technical specifications
| # | Engine model | Engine displacement | Engine power | Engine manufacturer | |||
|---|---|---|---|---|---|---|---|
| 1 | YC6M280-20 / YC6M320-20 | 9839 / 9839 cc | 206 / 236 kW | ||||
| Performance | ||||
|---|---|---|---|---|
| Fuel | diesel fuel | |||
| Environmental standard | National II / Euro 2 | |||
| Maximum speed | 84 km/h | 53 mph | ||
| Capacity | ||||
|---|---|---|---|---|
| Fifth wheel load capacity | 10725 kg | 10.7 t | 23,645 lbs | |
| Quasi-total mass of trailer | 29000 kg, 34000 kg | 29 t, 34 t | 64,000 lbs, 75,000 lbs | |
| Weights and Ground pressure | ||||
|---|---|---|---|---|
| Curb weight | 6980 kg | 7 t | 15,388 lbs | |
| Gross vehicle weight rating | 17900 kg | 17.9 t | 39,500 lbs | |
| Axle load distribution | 6990 kg / 10910 kg 7 t / 10.9 t 15,410 lbs / 24,052 lbs | |||
| Dimensions | ||||
|---|---|---|---|---|
| Overall length | 5930 mm | 19′6″ | ||
| Overall width | 2500 mm | 8′3″ | ||
| Overall height | 3720 mm | 12′3″ | ||
| Undercarriage and Suspension | ||||
|---|---|---|---|---|
| Number of axles | 2 | |||
| Wheelbase | 3500 mm | 11′6″ | ||
| Front track | 1940 mm | 6′5″ | ||
| Rear track | 1860 mm | 6′2″ | ||
| Front overhang | 1330 mm | 4′5″ | ||
| Rear overhang | 1100 mm | 3′8″ | ||
| Angle of approach | 25° | |||
| Angle of departure | 33° | |||
| Leaf springs | 10 / 10+8 | |||
| Tyres and Wheels | ||||
|---|---|---|---|---|
| Number of tyres | 6 | |||
| Tyres dimension | 11.00-20, 12.00-20 | |||
| Miscellaneous | ||||
|---|---|---|---|---|
| Seating capacity | 3 | |||
| Steering control | steering wheel | |||
Additional Information
YC6M280-20 semi-trailer engine is 29000Kg, YC6M320-20 semi-trailer engine is 34000Kg.

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