TX 125 SM

2017 Keeway TX 125 SM Technical Analysis & Specification Breakdown

Positioned in Keeway's super motard motorcycle lineup, the 2017 Keeway TX 125 SM pairs a 124.5 cc (7.6 cu in) air-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 11 HP (8 kW) at 9,000 rpm while maximum torque reaches 9.4 Nm (6.9 lb-ft) at 7,500 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 88.4 HP per liter and a 1,500 rpm working window between peak torque (7,500 rpm) and peak power (9,000 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the TX 125 SM measures 130 kg (287 lbs) dry, translating to a power-to-weight ratio of 0.08 HP/kg (11.82 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,340 mm (52.8 in) wheelbase engineered for quick, flickable steering geometry. The 12-liter (3.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's Keeway archive, this model family spans 2 indexed model years from 2014 to 2017, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.