Wheelie bike speedometers, windshields, hand grip streamers, headlights, taller sissy bars, axle spinners, and back rests such as shown on this bicycle: The Raleigh Chopper was the best selling children's bicycle in the UK. The wheelie bike fad drove bicycle sales to over 4 million units in the US, and accounted for 75% of total US bicycle sales in 1968, but it also helped contribute to the impression in the US that bicycles are merely children's toys. Dangerous features, such as shifters mounted on the top tube, were banned in the US in 1974. The wheelie bike fad even attracted the attention
Schwinn Bicycle Company BMX racing team made up of some of the best riders in the day. They were even used for an episode of the TV show CHiPs. By the late 1970s, a new bicycle sport begun by enthusiasts in Northern California had grown into a new type of all-terrain bicycle, the mountain bike. Originally based on Schwinn balloon-tired cruiser bicycles fitted with derailleur gears, called "Klunkers", a few participants had begun designing and building small numbers of mountain bikes with frames made out of modern butted chrome-molybdenum alloy steel. When the sport's original inventors demonstrated their new frame design, Schwinn marketing