Dyno, founded by freestyle BMX rider Bob Morales in 1982, began as a BMX racing apparel company. In 1985 the brand was aquired by GT BMX. Together GT and Morales developed a line of Dyno branded BMX bikes. To make dialing in your classic Dyno BMX to catalogue correct perfection a little bit easier, we've recreated a bunch of old school, mid school and new school Dyno BMX Catalogues. Pages include original specs, parts list, serial number info and photos of catalogue perfect bikes.