Friction-drives have been around for more than 100 years. Today, we're seeing a new generation of modern friction-drives emerge that make it easy and affordable to convert your traditional bike into a ...

If you’ve never heard of a friction drive electric bike system, there’s a good reason. Past systems have been described as “gutless,” “incomplete,” and “useless in the rain.” With this condemning ...

Our friends at Friction Facts are at it again, this time with a new test fixture to measure the friction generated by bottom brackets. In this round, Friction Facts tested 35 different models from ...