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4 votes

Recommendation for rear derailleur replacement for a hybrid bike

Based on the information supplied, it appears that your original rear derailleur is a Shimano Tourney RD-TY300. This is a relatively inexpensive rear derailleur, and for your purposes, I would simply ...
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10 votes
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What is this metal cage covering the rear derailleur?

It's known as a derailleur guard. It is designed to protect your derailleur against side impacts that may damage it. It's not a problem to remove it, i've never had one myself, nor do I know anyone ...
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2 votes

HELP with derailleur upgrade question

Here you replace it with the best nominally 9-speed Shimano mountain derailleur you can get. The XT-level RD-M772 is the usual culprit among ones that are available new. There's also a 9-speed Deore ...
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3 votes

HELP with derailleur upgrade question

If you want a real upgrade, my recommendation would be to upgrade not only the derailleur, but also the cassette and shifter to have a more modern system (transmission for single chainring systems, ...
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3 votes

HELP with derailleur upgrade question

You'll need any 8 speed derailleur from Shimano or another manufacturer. As a rule of thumb, the differences between road and MTB, and differnet maker's designs only start to become an issue at 10 ...
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