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A forged magnesium wheel is 25 percent lighter than cast wheel. The main disadvantage of forged wheels is the high manufacturing cost. Owing to the typically high costs of finished wheels, forged wheels are still rarely purchased by non-professional drivers for regular road use.
Rear wheel of a Ducati Diavel. Motorcycle wheels are made to cope with radial and axial forces. They also provide a way of mounting other critical components such as the brakes, final drive and suspension. Wheels, and anything directly connected to them, are considered to be unsprung mass. Traditionally motorcycles used wire-spoked wheels with ...
Alloy wheels have long been included as standard equipment on higher-priced luxury or sports cars, with larger-sized or "exclusive" alloy wheels being options. The high cost of alloy wheels makes them attractive to thieves; to counter this, automakers and dealers often use locking lug nuts or bolts which require a special key to remove.
Buell Motorcycle Company adopted a rim-mounted disc brake that was said to reduce unsprung weight in the wheel-brake system, allowing lighter wheel spokes. [disputed – discuss] [22] This style is generically termed a "perimeter brake" for its point of attachment to the wheel, and had been used in smaller numbers by other manufacturers before ...
On a bicycle wheel, the rim is clearly just one component of the assembly, and it can be purchased separately and replaced if damaged or if the sidewalls have been eroded by rim brakes. [17] In discussions of automobiles, however, the terms wheel and rim are often incorrectly used synonymously, as in decorative wheels being called rims. One ...
A rim band brake, as implemented on the Yankee bicycle by Royce Husted in the 1990s, consists of a stainless-steel cable, wrapped in a kevlar sheath, that rides in a u-shaped channel on the side of the wheel rim. Squeezing the brake lever tightens the cable against the channel to produce braking friction. [49]
On automobiles, disc brakes are often located within the wheel A drilled motorcycle brake disc. The development of disc-type brakes began in England in the 1890s. In 1902, the Lanchester Motor Company designed brakes that looked and operated similarly to a modern disc-brake system even though the disc was thin and a cable activated the brake pad. [4]
Axle – a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to the vehicle, with the wheels rotating around the axle. [28] In the former case, bearings or bushings are provided at the mounting points where the axle is supported. In the latter case, a bearing or ...