Tag: 9-speed

  • Chain Wear

    Chain Wear

    I installed a new 10-speed Shimano Dura-Ace (CN-7901) chain on the 1994 Trek 2120 in February 2012, and in the following year I rode it 2,743km (1,705 miles).  Durring that year I only used Rock ‘n Roll Red lube, every other ride, or so.  I also adopted the no-solvent, lube-only style of chain maintenance, so…