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6 votes
4 answers
2k views

Advice needed to upgrade my groupset to make climbing easier

I have a Canyon Ultimate CF SL 8.0 Ultegra Di2 2020 with a rear 11/30 cassette and a 52/36 chain ring. It has a short cage rear derailleur (Ultegra Di2 R8050 SS short cage). I do long distance cycling ...
Chappy's user avatar
  • 61
9 votes
5 answers
2k views

I failed to replace my chain at the proper interval. Will I have to replace my whole drivetrain?

My bicycle is a 2012 Specialized Secteur. It has 6000 miles (10000 km), and I have never replaced the chain. I recently began noticing that the chain always seems out of alignment with the rear ...
Carlo David's user avatar
8 votes
4 answers
8k views

Chain cassette noise

Hello fellow cyclists, I just bought a new Home Trainer that has a Shimano 105 Cassette. My Bike has an Ultegra drivetrain with less than 600km (375mi). I have checked the wear of the chain which ...
Isi's user avatar
  • 91
5 votes
4 answers
5k views

Shimano 105 R7000 drivetrain makes crackling sound

I got an Shimano R7000 groupset and have the following problem: After degreasing my chainrings (54 – 36) and the cassette (28 – 11), the drivetrain makes normal noise. However after around 30km, the ...
piptoma's user avatar
  • 295
3 votes
2 answers
140 views

Replaced chain, now the chain falls onto the small chaining

I rode for a little while longer then I should have with my old chain, so I replaced the old chain and cassette. But now when I ride in the big ring, the drivetrain makes a horrible sound and the ...
Chris's user avatar
  • 31
3 votes
1 answer
701 views

Squeaky coasting and back pedal

I recently bought a bike overseas rather than at LBS (no LBS had the type of bike I wanted). Now the bike makes a strange noise and I can't bring it in for servicing (buy from LBS when you can!). ...
marckr's user avatar
  • 53
3 votes
1 answer
8k views

9 speed derailleur on 7 speed cassette?

I currently have a 7 speed cassette, 7 speed derailleur and 7 speed shifter from Shimano. Unfortunately, my rear derailleur (Shimano Tourney) broke, so I want to replace it with something better. The ...
Niernen's user avatar
  • 41
0 votes
1 answer
126 views

Conversion 9 spd to 10 spd [duplicate]

I'm thinking of upgrading from a 9 speed (11-34T cassette) to 10 speed. Scoped out a few components and 1) Shimano Deore XT CS-M771 10-Speed Cassette 11-36T 10-speed HG cassette 2) Shimano Dyna-Sys, ...
ed lau's user avatar
  • 9
3 votes
5 answers
43k views

Why does my chain slip off the chainring when cruising or back pedalling?

My bike is a little more then a year old (although I do put a lot of miles on it, about 12 miles a day), this problem seems to have started about a week ago. It's a 7 speed Avilon Next (a cheap brand ...
Sullivan's user avatar
3 votes
4 answers
30k views

Replaced chain, bike makes grinding noise?

Recently, I started going to a community bike shop to learn how to maintain and service my own bike. Ever since I changed the old, worn-out chain to a new chain with a master link, I've been ...
Lindsay's user avatar
  • 131
3 votes
1 answer
3k views

Is an Acera cassette compatible with an 8-speed Deore rear derailleur?

Is this Shimano Acera 8-speed cassette and chain compatible with a Shimano Deore 8-speed rear derailleur on my mountain bike?
Anthony R's user avatar