In October 2025, QJMOTOR officially launched its new sport racing, the 550ES. Designed for both newcomers seeking peak efficiency and performance enthusiasts craving adrenaline, the 550ES arrives as a versatile “all-rounder,” becoming the first twin-cylinder sport racing in China equipped with an electronic throttle system. Priced at ¥24,999, it comes in Energetic Red, Sea Salt White, and Day & Night Black, offering a blend of dynamic style, elegance, and power.

Millisecond-Level Throttle Response, Achieving “Man-Machine Unity”

The 550ES features an advanced electronic throttle system, providing millisecond-level throttle response. This ensures that every subtle twist of the throttle translates into precise, immediate power delivery, creating a seamless connection between rider and machine.

Twin-Cylinder Heart, Pure Performance Unleashed

The motorcycle is powered by a 270° asynchronous twin-cylinder engine, producing a maximum power of 45.0 kW, a peak torque of 56.5 N·m, and a top horsepower of 61.2 PS. This engine strikes a balance between linear power delivery and explosive performance, providing a smooth, reliable, and exhilarating riding experience. Coupled with a sliding clutch and electronic quick shifter, power transitions are even smoother, offering enhanced control during corner entry and exit.

Design Philosophy Blending Sport and Comfort

The 550ES follows QJMOTOR’s signature sport aesthetic. The split-type seat provides both aggressive handling and long-distance comfort, catering to a variety of riding scenarios. Additionally, the seagull swingarm structure has been scientifically optimized to significantly improve rear-wheel grip and acceleration stability.

Full-Tech Feature Set

The motorcycle is equipped with high-spec features including Marzocchi suspension, BREMBO brakes, TCS (Traction Control System), dual-channel ABS, cruise control, TFT smart display, and Bluetooth connectivity—all combining cutting-edge technology with practicality.

With its intelligent electronic throttle, powerful twin-cylinder engine, and balanced riding performance, the 550ES sets a new benchmark in the 20,000 yuan sport racing market. For riders seeking a harmonious blend of smooth control and thrilling speed, it is undoubtedly an ideal choice that offers both technology and fun.