LIFIAN KP-SS3 has the largest engine in its class, 30% more horsepower, 17% more torque, and a 5-speed transmission vs a 4 speed. Lifan offers a 2-year “Fender to Fender” warranty with 12,000 miles. 150cc NBF air-cooled engine, LCD tachometer, LED headlights and Daytime Running Lights, Adaptable handlebar design, Extra-wide tubeless tires, Inverted front shock absorber.