 Sitom STQ4240L2D7S Tractor unit (#116)
 Sitom STQ4240L2D7S Tractor unit (#116)
Sitom tractor unit STQ4240L2D7S (batch #116) based on STQ4240L2D7S chassis is made in China by Hubei Tri-Ring Special Vehicle Co., Ltd. The company is located in Shiyan, in Hubei Province, China.

STQ4240L2D7S
 Overview
 Overview
| Model | STQ4240L2D7S | 
| Brand Name |  Sitom | 
| Bulletin | #116 | 
| Type of vehicle | Tractor unit | 
| VIN | 
 | 
| Country of origin | China | 
| Chassis | STQ4240L2D7S | 
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 | 6CL330-2 / YC6M340-20 | 8820 / 9839 cc | 243 / 250 kW | ||||
| Performance | ||||
|---|---|---|---|---|
| Fuel | diesel fuel | |||
| Environmental standard | National II / Euro 2 | |||
| Maximum speed | 90 km/h | 56 mph | ||
| Capacity | ||||
|---|---|---|---|---|
| Fifth wheel load capacity | 15405 kg | 15.4 t | 33,962 lbs | |
| Quasi-total mass of trailer | 34000 kg, 36000 kg | 34 t, 36 t | 75,000 lbs, 79,000 lbs | |
| Weights and Ground pressure | ||||
|---|---|---|---|---|
| Curb weight | 8830 kg | 8.8 t | 19,467 lbs | |
| Gross vehicle weight rating | 24430 kg | 24.4 t | 53,859 lbs | |
| Axle load distribution | 6870 kg / 17560 kg   (tandem axle) 6.9 t / 17.6 t (tandem axle) 15,146 lbs / 38,713 lbs (tandem axle) | |||
| Dimensions | ||||
|---|---|---|---|---|
| Overall length | 6810 mm | 22′5″ | ||
| Overall width | 2490 mm | 8′3″ | ||
| Overall height | 2960 mm / 3420 mm | 9′9″ / 11′3″ | ||
| Undercarriage and Suspension | ||||
|---|---|---|---|---|
| Number of axles | 3 | |||
| Wheelbase | 3400+1300 mm | 11′2″+4′4″ | ||
| Front track | 1940 mm | 6′5″ | ||
| Rear track | 1860 mm | 6′2″ | ||
| Front overhang | 1315 mm | 4′4″ | ||
| Rear overhang | 795 mm | 2′8″ | ||
| Angle of approach | 25° | |||
| Angle of departure | 45° | |||
| Leaf springs | 10 / 10 | |||
| Tyres and Wheels | ||||
|---|---|---|---|---|
| Number of tyres | 10 | |||
| Tyres dimension | 11.00-20, 10.00-20 | |||
| Miscellaneous | ||||
|---|---|---|---|---|
| Seating capacity | 3 | |||
| Steering control | steering wheel | |||
Additional Information
6CL330-2 semi-trailer engine is 34000Kg, YC6M340-20 semi-trailer engine is 35000Kg. Optional STQ1218W cab.

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