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1answer
765 views

Shimano RD TX55 Tourney TX 6/7 Speed Compatibility

I currently have a 7 speed bicycle, and recently changed my rear derailleur to a Shimano RD TX55 Tourney TX for a 6/7 speed compatibility. My shifter is Shimano Rapidfire for 7-speed. The current ...
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1answer
159 views

Compatibility for old Sram 7-speed shifter

A buddy asked me to fix his bike. The shifter is broken. It's an older bike with a Sram SRT300i-71 shifter. I found an exact match on that is fairly cheap on ebay, but I also found a similar model on ...
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1answer
117 views

Can I replace a 9spd freehub with a 7spd one?

On my commute this morning I established that my freehub needs replacing. There's obviously something wrong with the ratchet mechanism, because it intermittently refuses to engage. My existing setup ...
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2answers
2k views

What do I need to know when replacing my cassette?

I'm looking to replace the cassette on my bike with a smaller version, as I find I'm only ever using the top ring of my chainring (except once recently during rain-ageddon). What do I need to know ...
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1answer
654 views

rear Derailleurs of 7 speeds for road bike?

Hello everyone I recently broke my Derallieur in my Road bike and I am planing to get a new one online but I dont know exactly wich one to get is for the rear Derailleurs of 7 speeds. thanks
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8answers
7k views

How do I prevent my pants from getting caught into the bike gears

I have the unfortunate habit of always getting my jean pants stuck in my gears and end up with a nice rip on the seams. I've used those velcro braces to keep the bottom of my pants leg close to my ...
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3answers
1k views

Replace 7 speed 14-34 cassette

I want to replace my cassette which is 7 speed 14-34 shimano. The problem is I can't find exactly the same one. All I saw its 13-34 or 14-32 cassettes. So the question is: It is possible to replace my ...
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2answers
1k views

Tightening rear quick release stops rear wheel

I have a medium sized Trek Mountain Track/Antelope with a seven speed freewheel. When I tighten the rear quick release, I have to carefully back off on the tightness so that the wheel will actually ...