4
votes
3answers
164 views

Best 9 speed cassette for fast & flat

I have a road bike with a 28/12 rear cassette. I cycle in Cambridgeshire on a daily basis and it's very flat. I find that I never use the hardest cog, leave the chainring on the biggest cog and ...
1
vote
1answer
425 views

What Are the Widths of Shimano 8, 9, and 10 Speed Cassettes?

I was hoping that someone could provide me with the precise Shimano road-bike 8, 9, and 10 speed sizes for the following: Cassette Spacer Width Cog/Tooth Width Maximum Chain Width
0
votes
2answers
1k views

I need help on how to make my bike faster [closed]

Hi Just wanted to ask how to make my bike faster. Do I change the front chainring to a larger one, if so do I have to get a whole new drive train or can I just get another shimano large ring. Can I ...
4
votes
2answers
1k views

Is it practical to replace two sprockets on a cassette?

My bike has 53/39T chainrings and a cassette with 12,13,14,15,17,19,21,23,25 sprockets, but I like to ride up steep mountain roads. Is it possible (without great expense) to replace two sprockets to ...