DAYUN DY250-8AF: 250cc Sportbike with Optional Upgrades

Featuring a 6-speed transmission, front and rear disc brakes, and a CBS braking system, the model also offers optional upgrades including a 300cc engine, ABS, and EFI.
In the 250cc motorcycle segment, combining sporty styling with everyday practicality remains an important product development direction. DAYUN’s new DY250-8AF is a fully faired sport motorcycle powered by a 249.9cc single-cylinder, oil-cooled, four-stroke engine paired with a 6-speed transmission and front and rear disc brakes. The model also offers several optional configurations, providing greater flexibility to meet the requirements of different markets.
249.9cc Single-Cylinder Oil-Cooled Engine with 6-Speed Transmission

The DAYUN DY250-8AF is powered by a 249.9cc single-cylinder, oil-cooled, four-stroke engine featuring an SOHC valve configuration. It delivers a maximum power output of 14.0kW at 8,000rpm and a peak torque of 18.0N·m at 6,000rpm, paired with a 6-speed transmission. In terms of fuel efficiency, the model has a claimed fuel consumption of 2.9L/100km and is equipped with a 10L fuel tank, balancing engine performance with everyday running costs. DAYUN also offers an optional 300cc oil-cooled engine, providing an alternative displacement option to accommodate the needs of different markets.
Sporty Styling with Practical Dimensions and Ergonomics
As a sport-oriented motorcycle, the DY250-8AF features a fully faired design. Its overall dimensions are 1,980mm in length, 760mm in width, and 1,120mm in height, with a wheelbase of 1,328mm. The motorcycle has a curb weight of 155kg and a seat height of 780mm.

For its tires, the DY250-8AF uses a 110/70-17 TL tire at the front and a 140/60-17 TL tire at the rear, with 17-inch wheels at both ends. Ground clearance is 147mm.
Front and Rear Disc Brakes with Multiple Optional Upgrades
The DY250-8AF comes equipped with front and rear disc brakes, complemented by a CBS. An ABS is also available as an optional configuration. Other optional features include electronic fuel injection (EFI) and an inverted front fork, allowing the model’s specifications to be tailored to different market requirements.

Available in Both CBU and SKD Export Options
For overseas markets, the DY250-8AF is available in both CBU and SKD formats. These two export options provide overseas buyers and distributors with greater flexibility in their purchasing arrangements, while also offering an alternative for partners with local assembly requirements.
Specification
| Dimension | 1980×760×1120 mm | Engine Type | Single-cylinder, oil-cooled, 4-stroke |
| Wheelbase | 1328 mm | Fuel Consumption | 2.9L/100km |
| Ground Clearance | 147 mm | Displacement | 249.9 cc |
| Seat High | 780 mm | Max. Power | 14kW/8000rpm |
| Front Tyre | 110/70-17 | Max. Torque | 18 N·m/6000rpm |
| Rear Tyre | 140/60-17 | Fuel Capacity | 10 L |

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