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Since 2007, the bike is available in a new version, called RSA 125, for some riders. The RSA has many new details than the previous model, including improvements in the intake system and the engine. The old version, with some updates from the RSA, is still used as a customer bike and it is called the RS 125 LE .
The Aprilia RS4 125 (sold as the RS125 since 2016) [1] is a 125 cc class sportbike manufactured by Italian motorcycle firm Aprilia. The four-stroke RS4 125 replaces the extremely popular RS125 two-stroke race replica in Aprilia's lineup. The bike is based on the four-stroke version of the Derbi GPR125. [5]
The bike also has a vacuum fuel tap on the tank. Aprilia changed to radial four-piston brake calipers and added braided brake lines. In 2008, Aprilia changed the electronics from Nippon- Denso to a EFI Technology ECU and introduced the new Dell'Orto 28 mm VHST CD carburetor to meet the more stringent EURO3 emissions standards .
These specialized models, designed for competition, produce up to 17 hp, and have front and rear suspension akin to larger sport bikes. Most consumer models are far less powerful, usually below 3hp, [1] and do not feature suspension, relying on the tires alone for shock-absorption. Weight for most machines are approximately 50 lb (23 kg).
In 1987 a redesigned version was entered in the World Championship ridden by Ezio Gianola; since 1988 the new bikes were manufactured also for customer teams. The Honda RS125R has won nine World Championship titles for riders, with Loris Capirossi , Dirk Raudies , Haruchika Aoki , Emilio Alzamora , Dani Pedrosa , Andrea Dovizioso and Thomas ...
Consumer Reports (CR), formerly Consumers Union (CU), is an American nonprofit consumer organization dedicated to independent product testing, investigative journalism, consumer-oriented research, public education, and consumer advocacy.
A teen on a minibike in Thailand. While the minibike had precursors in machines such as the Doodle Bug and Cushman Scooters, which share smaller wheels, tubular-steel frames, and air-cooled, single-cylinder engines, those vehicles had larger seat heights and lighting that allow them to be registered for road use as scooters.
A motorcycle (motorbike, bike, or, if three-wheeled, a trike) is a two or three-wheeled motor vehicle steered by a handlebar from a saddle-style seat. [ 1 ] [ 2 ] [ 3 ] Motorcycle designs vary greatly to suit a range of different purposes: long-distance travel, commuting , cruising , sport (including racing ), and off-road riding.