A belt drive is an alternative to the conventional bike chain. They have several advantages, particularly for riders who don’t have the time or inclination to keep a chain maintained. In contrast, a ...

Back in November, BikeRadar reported on a drivetrain efficiency study by Friction Facts, and our relationship with the component tester continues to bear fruit, with this instalment investigating the ...

Harley-Davidsons are special. Aside from their unique "potato-potato" exhaust note, they stand apart from most motorcycles mainly due to their single-pin crankshaft design and their belt final drives.

Reinforced rubber drive belts allow the engine’s rotating crankshaft to drive components such as water pumps, alternators, air-conditioning compressors, power-steering pumps or superchargers. The ...