Trek 1.1 Shimano/Suntour

malcolmfrost
malcolmfrost Posts: 211
edited December 2011 in Workshop
Can any experts help?
My daughter has a Trek 1.1 with a 2300 50/34 on the front and a Sun Race CSR86 12-25 tooth, 8 speed on the back.
She could do with another couple of teeth on the bottom (matron!) any ideas of her options?

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