This article is a short review of the CEMA Bearing Full Ceramic pulley wheels. I will try to compare these against stock Dura Ace 9000 pulley wheels, but I don’t have a friction facts laboratory setup at home. So it will be an in-depth look and feature comparison.
Replacing bottom bracket bearings and -cups is easy, when you have the right tools. CEMA Bearing Professional Bearing Replacement Tool, with type number SRC-TT-B006C, is in my opinion the best solution currently available. In this article I will reason why and explain the steps I’ve followed to install a new Bottom Bracket with ceramic bearings.