1
vote
1answer
538 views

What are my options for replacing/upgrading my MTB front mech?

I recently damaged my front mech, a Shimano Acera, top swing, bottom pull, triple chainring. The rear cassette is 8-speed. So I need to replace this front mech. The original Shimano Acera is probably ...
1
vote
1answer
94 views

Trek 6500 rear derailleur

I am rebuilding a Trek Mountain Bike model 6500 built in 2005. I don't see a model number on the Shimano Deore rear 8 speed derailleur that needs replacing. Is there a hidden model number somewhere ...
3
votes
2answers
300 views

How do I find the right derailleur (gear-mech)?

I have a 9 x 3 speed mountain-bike. The derailleur got broken (and was since lost), I'm trying to find a new one. What do I need to go by to ensure I get a good fit? The rear-casette (sprokets) range ...
4
votes
1answer
305 views

Should replacing the rear derailleur on my 80s road bike with a Campy Nuovo improve shifting?

I'm considering replacing the Simplex SX410 derailleur for a Campy Nuovo Record on my early 80s Mercier (6-speed cassette). Reason being that there has been for several years now a problem shifting ...
1
vote
1answer
544 views

Need help choosing compatible rear derailleur, cassette & chain

I just "inherited" a bike that has no rear derailleur or chain. It also looks like the cassette is pretty worn, so I'm thinking about replacing that too. I've looked around on the forum and I think ...