The HYOSUNG RT125 motorcycle is a lightweight and powerful sport bike designed for the street. It features a liquid-cooled, single-cylinder, DOHC engine with 123.7 cc displacement. The engine is mated to a 5-speed transmission, and it offers a top speed of over 70 mph. The bike has a 41 mm telescopic front fork and a monoshock rear suspension setup, along with 17-inch alloy wheels. The RT 125 has a fuel-injected engine, and it has a low seat height and a light curb weight of just 311 pounds, making it an excellent choice for entry-level riders.