Above: The special edition All Black Shimano Alfine 8 Speed Hub gear system is use so as to enable the use of gears on a Gates Belt Drive System. Several custom built washers had to be used to maintain the parallel movement of the belt.
Above: The Carbon Gates Belt Drive System. By using a composite of Kevlar and rubber, the Gates Carbon Drives provies an oil free and smooth drive. This always keeps the bike grease free and has a tension life of 30 years. They are a direct descendant of the Harley Davidson Belt drive systems.