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Sitom STQ4220L5A7S Tractor unit (#99)
Sitom tractor unit STQ4220L5A7S (batch #99) based on STQ4220L5A7S chassis is made in China by Hubei Tri-Ring Special Vehicle Co., Ltd. The company is located in Shiyan, in Hubei Province, China.
STQ4220L5A7S
Overview
| Model | STQ4220L5A7S |
| Brand Name |  Sitom |
| Bulletin | #99 |
| Type of vehicle | Tractor unit |
| VIN |
|
| Country of origin | China |
| Chassis | STQ4220L5A7S |
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 | CA6110 / 125ZW | 7127 cc | 7.1 L | 435 cu in | 170 kW | 232 hp | |
| Performance | ||||
|---|---|---|---|---|
| Fuel | diesel fuel | |||
| Environmental standard | GB17691-2001, GB3847-1999 | |||
| Maximum speed | 80 km/h | 50 mph | ||
| Capacity | ||||
|---|---|---|---|---|
| Fifth wheel load capacity | 13450 kg | 13.5 t | 29,652 lbs | |
| Quasi-total mass of trailer | 21000 kg | 21 t | 46,000 lbs | |
| Weights and Ground pressure | ||||
|---|---|---|---|---|
| Curb weight | 8000 kg | 8 t | 18,000 lbs | |
| Gross vehicle weight rating | 21450 kg | 21.5 t | 47,289 lbs | |
| Dimensions | ||||
|---|---|---|---|---|
| Overall length | 6610 mm | 21′9″ | ||
| Overall width | 2480 mm | 8′2″ | ||
| Overall height | 2810 mm | 9′3″ | ||
| Undercarriage and Suspension | ||||
|---|---|---|---|---|
| Number of axles | 3 | |||
| Wheelbase | 3200+1300 mm | 10′6″+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 | 40° | |||
| Leaf springs | 10 / 10 | |||
| Tyres and Wheels | ||||
|---|---|---|---|---|
| Number of tyres | 10 | |||
| Tyres dimension | 10.00-20 | |||
| Miscellaneous | ||||
|---|---|---|---|---|
| Seating capacity | 3 | |||
| Steering control | steering wheel | |||