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Sitom STQ4257L7Y15S3 Tractor unit (#221)
Sitom tractor unit STQ4257L7Y15S3 (batch #221) is made in China by Hubei Tri-Ring Special Vehicle Co., Ltd. The company is located in Shiyan, in Hubei Province, China.
STQ4257L7Y15S3
Overview
| Model | STQ4257L7Y15S3 |
| Brand Name |  Sitom |
| Bulletin | #221 |
| Type of vehicle | Tractor unit |
| VIN |
|
| Country of origin | China |
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
| # | Engine model | Engine displacement | Engine power | Engine manufacturer | |||
|---|---|---|---|---|---|---|---|
| 1 | WP10.380E32 / L37530 | 9726 / 8900 cc | 280 / 276 kW | ||||
| Performance | ||||
|---|---|---|---|---|
| Fuel | diesel fuel | |||
| Environmental standard | National III / Euro 3 | |||
| Maximum speed | 90 km/h | 56 mph | ||
| Capacity | ||||
|---|---|---|---|---|
| Fifth wheel load capacity | 16200 kg | 16.2 t | 35,700 lbs | |
| Quasi-total mass of trailer | 40000 kg | 40 t | 88,000 lbs | |
| Weights and Ground pressure | ||||
|---|---|---|---|---|
| Curb weight | 8605 kg | 8.6 t | 18,971 lbs | |
| Gross vehicle weight rating | 25000 kg | 25 t | 55,000 lbs | |
| Axle load distribution | 7000 kg / 18000 kg (tandem axle) 7 t / 18 t (tandem axle) 15,000 lbs / 40,000 lbs (tandem axle) | |||
| Dimensions | ||||
|---|---|---|---|---|
| Overall length | 6970 mm / 6770 mm / 6795 mm | 22′11″ / 22′3″ / 22′4″ | ||
| Overall width | 2490 mm | 8′3″ | ||
| Overall height | 3100 mm / 3580 mm / 3600 mm / 3990 mm | 10′3″ / 11′9″ / 11′10″ / 13′2″ | ||
| Undercarriage and Suspension | ||||
|---|---|---|---|---|
| Number of axles | 3 | |||
| Wheelbase | 3400+1350 mm, 3250+1300 mm, 3225+1350 mm | 11′2″+4′6″, 10′8″+4′4″, 10′7″+4′6″ | ||
| Front track | 1986 mm | 6′7″ | ||
| Rear track | 1860 mm / 1860 mm | 6′2″ / 6′2″ | ||
| Front overhang | 1460 mm | 4′10″ | ||
| Rear overhang | 760 mm | 2′6″ | ||
| Angle of approach | 19° | |||
| Angle of departure | 45° | |||
| Leaf springs | 10 / 12, 3 / 4 | |||
| Tyres and Wheels | ||||
|---|---|---|---|---|
| Number of tyres | 10 | |||
| Tyres dimension | 295/80R22.5, 315/80R22.5 | |||
| Miscellaneous | ||||
|---|---|---|---|---|
| Seating capacity | 3 | |||
| Steering control | steering wheel | |||
Additional Information
The same type of optional high roof cab. Optional cover and side wind deflector. Vehicle height (mm) correspondence (flat cab / flat cab optional cover / high roof cab / high roof Cab optional side air board) is: 3100/3580/3600/3990 correspondence between parameters (dimensions (length) / wheelbase): a .6970/3400 +1350; two .6770/3250 +1300; III. 6795/3225 +1350. mass change was less than 3%, so that only one set of quality parameters. WP10.380E32, L37530 maximum net power of the engine respectively 276,271 kW.