Just bought a 2009 Specialized Sirrus. I am going to do a charity ride in the next month. Due to the hills of the ride, I need to make the bike have an easier pedalling granny gear.
What is my best method to achieve this?
Bike came stock with . . .
CASSETTE Shimano Sora, 8-Speed 12-25t
CRANKSET Sugino Triple
CHAINRINGS 48 x 38 x 28t
FRONT DERAILLEUR Shimano Nexave
REAR DERAILLEUR Shimano Sora, long cage