S.I.N. Cycles presents the S1. Check out our website for more info www.sin-cycles.com or to purchase your own gravity bike or drift trike. This run is called Hellway. Starts at The Portland Zoo ends at Goosehollow Max Station down hwy 26. The max takes you back up into the hill then an elevator shoots you up to the top its perfect. Rider: Harlan Whitman Motorcycle Driver: Ryan O'Brien and Video: Brandi Kruse
Gravity Bike Testing - 100kph
Riding with Brett Phillips - 2008 World Champion Stock Gravity Bike
Gravity Bike HQ - Welcome to our world
http://www.gravitybike.com.au/about/about-this-site/ A Gravity Bike is a specialised two wheeled bicycle propelled by nothing other than gravity. Gravitybike HQ provides information, ideas and makes the Gravity Bike community more open, connected and professional.