Many modern wheels use cartridge bearings, which weren’t designed specifically with bikes in mind. As a result, they sometimes only contain a small amount of grease, meaning they aren’t as resistant to wear and water ingress as they could be.
Curry suggests prying off your hub bearings’ seals and filling the bearings with a good quality grease. Watch our video to see how it’s done.
Want to learn more about fixing your bike? BikeRadar has teamed up with Haynes to release The Road Bike Manual app for iOS and Android, a comprehensive guide to maintaining your bicycle. Get it on the Google Play Store or the Apple App Store.
Matthew Loveridge (formerly Allen) is an experienced mechanic and an expert on bike tech who appreciates practical, beautifully-engineered things. Originally a roadie, he likes bikes and kit of every stripe, and he's tested a huge variety of both over the years for BikeRadar, Cycling Plus and others. For a long time Matthew's heart belonged to the Scott Addict, but he's currently enjoying Specialized's sublime Roubaix Expert and having a torrid affair with a Giant Trance e-MTB. At 174cm tall and 53kg, he looks like he should be better at cycling than he actually is, and he's ok with that.