TW 125 X
2021 Ksr TW 125 X Technical Analysis & Specification Breakdown
Positioned in Ksr's cross - motocross motorcycle lineup, the 2021 Ksr TW 125 X features a 125 cc (7.6 cu in) air-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 10.7 HP (7.8 kW) at 9,000 rpm, transferring power to the rear wheel through a automatic gearbox and belt final drive. With a specific output of 85.6 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the TW 125 X measures 138 kg (304 lbs) dry, translating to a power-to-weight ratio of 0.08 HP/kg (12.9 kg per horsepower).
Within MotoLibrary's Ksr archive, this model family spans 3 indexed model years from 2019 to 2021, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
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