| A scooter is a two-wheeled vehicle with | | | | as a moped and are subject to reduced |
| a step-through frame. Many modern | | | | safety restrictions and licensing fees. |
| scooters have their engines located | | | | Scooters above 50 cc are generally |
| forward of the seat and afixed to the | | | | legally considered motorcycles, though |
| frame (e.g., Yamaha T-Max 500, Suzuki | | | | some states have an in-between |
| Burgman 650, Gilera GP800, etc.). | | | | definition for motorized bike for |
| Description | | | | scooters and motorcycles between 50 and |
| The classic scooter design features a | | | | 150 cc.There is E-service network |
| step-through frame and a flat floorboard | | | | available provided by the Keenmotorbikes |
| for the rider's feet. This design is | | | | [1] in Taiwan since the year of 2005. |
| possible because the scooter engine and | | | | Until recently, most modern motor |
| drive system, transferring power to the | | | | scooters came with air cooled two-stroke |
| rear wheel, is either attached to the | | | | cycle engines with automatic two-stroke |
| rear axle or under the seat. In contrast | | | | oil injection although some of the |
| to a frame mounted motorcycle engine, | | | | higher spec small ones and large ones |
| this front-hinged arrangement allows the | | | | are water cooled such as the Honda FC50 |
| engine to swing vertically in | | | | or the 2002 Yamaha YQ50s. Scooters |
| conjunction with the motion of the rear | | | | increasingly have four-stroke engines to |
| wheel. Older Vespas, most vintage | | | | meet stricter emissions controls. Trends |
| scooters, and some newer retro models | | | | world-wide have seen new variations on |
| have axle mounted engines with a manual | | | | the classic scooter. A common variation, |
| transmission with the gear shift and | | | | the 'big-wheel' or commuter-style |
| clutch controls built into the left | | | | scooter features wheels as large as a |
| handlebar. Most newer scooters use a | | | | motorcycle. Popular models of the |
| Continuously Variable Transmission | | | | commuter-style bike include the Aprilia |
| (CVT). | | | | Scarabeo models, the Piaggio Liberty/LT |
| In contrast to most motorcycles, | | | | models, and the Taiwanese Kymco People |
| scooters generally feature bodywork, | | | | models. |
| including a front leg shield and body | | | | High-end scooter models now include |
| that conceals all or most of the | | | | comprehensive technological features |
| mechanicals. There is often some | | | | including cast aluminum frames, engines |
| integral storage space, either under the | | | | with integral counter-balancing, and |
| seat, built into the front leg shield, | | | | cross-linked brake systems. Some of |
| or both. Most modern motor scooters have | | | | these modern high-end scooters also come |
| smaller wheels than motorcycles, between | | | | with comfort features such as |
| eight and 12 inches (20-28 cm) in | | | | windshields, heated hand grips and full |
| diameter (though maxi- and big-wheel | | | | instrumentation (including clock or |
| scooters may have larger wheels). Most | | | | outside temperature gauge.) |
| scooters have smaller engines than | | | | High-powered electric road scooters are |
| motorcycles (between 30 cc and 250 cc | | | | on the horizon now that small electric |
| with a single cylinder, though larger | | | | motorcycles like the e-max and the eGO |
| models have twin cylinder 400 to 650 cc. | | | | have been released. |
| motors). Most jurisdictions have no | | | | In an effort to reduce emissions, there |
| legal definition for "scooter". In | | | | are now LPG powered scooters that run on |
| general, 50 cc and under scooters are | | | | LPG rather than petrol or diesel. |
| classified in most states and countries | | | | |