Chang-Jiang BD50QT-9 150 - 2007 Specifications and Reviews
The 2007 Chang-Jiang BD50QT-9 150 is a practical 150cc scooter designed for urban commuters seeking economical daily transportation. Powered by a reliable two-stroke single-cylinder engine, it delivers modest performance with excellent fuel efficiency of 52.6 km/l, making it ideal for budget-conscious riders prioritizing low operating costs over speed.
2007
General information | |
| Category | Scooter |
| Year | 2007 |
| Model | Chang-Jiang BD50QT-9 150 |
Engine and Transmission Specifications | |
| Greenhouse gases | 44.1 CO |
| Fuel consumption | 1.90 litres/100 km (52.6 km/l or 123.80 mpg) |
| Clutch | centrifugal |
| Transmission type,final drive | Belt |
| Cooling system | Air |
| Ignition | CDI |
| Bore x stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression | 7.0:1 |
| Top speed | 45.0 km/h (28.0 mph) |
| Power | 3.62 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 150.00 ccm (9.15 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Expanding brake (drum brake). Hand operation, drum |
| Front brakes | Single disc. Hand operation, disc |
| Rear tyre dimensions | 130/60-13 |
| Front tyre dimensions | 130/60-13 |
| | |
Physical measures and capacities | |
| Fuel capacity | 6.00 litres (1.59 gallons) |
| Wheelbase | 1,380 mm (54.3 inches) |
| Overall width | 700 mm (27.6 inches) |
| Overall length | 1,955 mm (77.0 inches) |
| Overall height | 1,095 mm (43.1 inches) |
| Power/weight ratio | 0.0373 HP/kg |
| Dry weight | 97.0 kg (213.8 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Electric & kick |
Performance Profile & Rider Fit
3.6 hp
Peak Power
28 mph
Top Speed
Best For
Track2%
City55%
Cornering20%
Daily Riding30%
Touring8%
Passenger10%
Rider Profile
| Best For | This scooter suits absolute beginners or those wanting the simplest possible transportation, note the listed top speed of 45 km/h is unusually low even for a 150cc scooter, suggesting a possible data mismatch or a heavily restricted/detuned variant. |
| Purpose | Designed for short, low-speed errands and light urban commuting rather than any performance or distance riding. |
| Rider Fit | Extremely light and low at under 100 kg dry weight, making it easy to handle, balance, and maneuver for riders of almost any size or strength. |
| Character | A humble, utilitarian step-through scooter prioritizing economy and ease of use over excitement or capability. |
| Not Ideal For | Not suitable for riders seeking highway speeds, long-distance touring, passenger comfort, or any kind of spirited or off-road riding. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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