All Questions
410 questions
2
votes
0
answers
32
views
Shimano 105 FC-R7100 crankset on a 10 speed cassette
I have a Shimano Ultegra 6750 crankset with worn out chainrings that need to be replaced. A Shimano 105 12 speed crankset is cheaper and more readily available in my market than replacement rings. ...
- 51
4
votes
1
answer
143
views
Bike squeaking when pedaling
Over the last couple of days my bike has developed a constant squeak when pedalling, which is annoying and sounds unhealthy. I've added some Fenwick all weather chain lube to the chain, but it's made ...
- 233
0
votes
1
answer
53
views
Switching from a mainly Shimano Alivio 3 x 9 configuration to a mainly Shimano 3 x 10 configuration
Greetings to everyone and all from a newcomer to this forum. I have in mind the following hypothetical scenario:
a happy bike owner has a hardtail equipped with a Shimano Alivio 3x9 configuration (to ...
- 103
1
vote
0
answers
48
views
Recently replaced fixed gear drive train and the chain has stretched 1/8th inch over 24 links in under 200 miles
I have a wabi classic. Over the last few months it became apparent that the drive train needed to be replaced. I would replace a chain and it would be badly stretched after a week or two (~100 miles). ...
- 21
0
votes
0
answers
20
views
Rear derailleur won't shift into easiest gears
I recently bought a used bike with a SRAM Force 1x drivetrain. The bike came with a medium-cage Force 11 speed rear derailleur and a fairly small cassette (SRAM PG-1130, 11-36t). I wanted easier gears ...
- 1
5
votes
1
answer
98
views
Cassette Lockring sizes
I replaced the 8 speed cassette (Shimano) on an old wheel with a 9 speed cassette (ZTTO).
However, the lockrings seem to be different sizes, in 2 ways:
The old 8 speed lockring had a shorter threaded ...
- 558
3
votes
0
answers
70
views
What causes the Brompton shifter to "click" between gears?
What is the mechanism that causes the shifter in a pre-2017 M6R Brompton to "click" between the two gear positions?
I have a 2015 Brompton M6R. I was touring on this bike when I hit a pot ...
- 537
2
votes
0
answers
43
views
Upgrading My Yuba Mundo V4 from SRAM X3 3x7 to Shimano CUES 2x11
I'm looking into getting better gearing for the Yuba Mundo V4 that I just got since even though the drive train works fine and doesn't have any issues, it's got less than adequate low gears, so to fix ...
8
votes
3
answers
945
views
How artificial is the lack of 450%+/50t+ gearing on lesser 1x groups?
ESSA, CUES, Advent, Advent X, Acolyte, Sword, and other sub-12-speed low-end groups are all range-impaired compared to what you can get by spending more. Extend it out to 12-speed and there's Eagle SX,...
- 88.2k
1
vote
1
answer
182
views
Why only one front chainring for MTB? [duplicate]
Why only one front chainring for MTB ?
Is it a short-term trend or it is a must for MTB (XC) ?
Is it better than 3x8 or 3x7 (3 front and 7 rear cogs) ?
UPDATE:
Later I found a very similar question:
...
- 1,012
1
vote
2
answers
46
views
converting to a 48/38/28 oval tech SR Sakae
I am a 72 year old, male rider, 5’11” used to touring with a 52/42/30 triple chainring and 170mm crankarm. Would converting with a 48/38/28 ovaltech SR Sakae help with climbing the grades without ...
- 11
0
votes
1
answer
71
views
Pedels move after i stop
Took everything apart cleaned regreased put back together and when I pedel to check the pedels and chain keep going what would cause it and how to fix it is a 20 inch moongoose
4
votes
1
answer
202
views
Periodic bang on bike freewheel
First of all, this is a great community :)
I have bought a trek FX 1 Stagger recently, and there is one problem which I’m not sure how to address.
There is a noise coming out of the freewheel whenever ...
- 59
3
votes
1
answer
70
views
Is play on the Schlumpf Mountain Drive chainring a problem? How to fix?
There is forward & backward play on my Schlumpf Mountain Drive chainring. Is this a problem? If so, how do I fix it?
When I hold the crank steady, there is back-and-forth play on the chainring in ...
- 537
1
vote
1
answer
207
views
pedals only move bike at highest gear
Recently my bike will only move if I’m in the highest gear. I can pedal at lower gears but it will not move my bike forward at any reasonable speed and when I get up to even a very low speed the ...
- 11
4
votes
1
answer
376
views
Will a 10 speed chain perform adequately on a Shimano CUES 1x chairing?
Situation:
10 speed Shimano hybrid/mountain straight bar shifter, 10 speed Shimano mountain/hybrid derailleur and 10 speed Shimano chain.
The person is looking for a 1x crank.
Shimano CUES crank seem ...
- 509
5
votes
2
answers
223
views
Trainer quieter after swapping cassette; is there a better solution?
I recently got a Wahoo Kickr Core. All working great, except the drive train is a little noisy.
I thought the easiest thing to do would be to try the cassette from my bike wheel on the trainer. The ...
- 151
4
votes
1
answer
323
views
Converting Belt Drive Bike With Paragon Sliders to Conventional Cassette
My internal gear hub broke on tour in Kenya, and now I'll need to convert my bike to use locally available parts. The frame uses Paragon Machine Works sliding dropouts who makes inserts which would ...
- 739
2
votes
1
answer
486
views
Will a Shimano Deore 11 speed chain work on a SRAM NX 11 speed drivetrain?
I went to a bike shop today and got a complete service and new chain. When I looked at the tax invoice, it said it was a Shimano Deore 11 speed chain, however I have SRAM NX 11 speed drive train. I ...
- 21
1
vote
1
answer
138
views
Crank set pairing with cassette
I have a 50-32 crankset (165mm Crank arm length) and an 11-32 cassette. I'm having difficulty when I switch up to the 50. I do Sprint Triathlons as an age grouper (70-75).
Additional information: I am ...
0
votes
1
answer
85
views
I put my bike on the bus and now the chain can't stay on
I've never had an issue with my chain falling off until today. I put my bike in the bike holder in front of the drivers window. Perhaps something got knocked or moved?
I could have a dirty cassette or ...
- 1
4
votes
1
answer
193
views
Are all top of the line components always compromising on durability in order to save weight?
It often written that top of the line components are less durable (Dura-Ace and XTR for Shimano), with the explanation that they meant for competition and so they compromise on durability to save ...
- 24.7k
6
votes
3
answers
2k
views
Does a 3x to 1x conversion make sense for this bike?
My daughter was given a 26" hardtail with a slightly weird setup to use as a utility/commuting bike by a guy whose hobby was to build up bikes from old but unused parts... the crankset & ...
- 163
2
votes
1
answer
682
views
Running DUB wide crank with 52mm chainline
I have a set of sram xx1 carbon cranks that are DUB wide. My bike (2023 Specialized Epic Evo) is DUB crank 52mm chainline. If I add BB spacers to the DUB wide crank and use a 6mm offset chainring ...
- 21
2
votes
3
answers
3k
views
Cues U6000 and Deore M5100 11 speed compatibility
So we have two basically the same looking and working derailleurs:
Shimano u6000 and m5100. They have different pull ratios. The question is if friction shifter would allow me to mix "old" ...
- 153
2
votes
2
answers
167
views
Specialized Stumpjumper Women's HT 2006 Worth Rebuilding Back Up?
I absolutely love my Specialized Stumpjumper HT 15.5 (26" wheels), so light and nimble - a dream for single-track and general xc trail-riding (and nice and nifty for running around town too) but ...
- 21
7
votes
4
answers
1k
views
Tricks for finding tick tick noise while pedaling
I’ve been trying to get rid of a ticking noise.
I think my next steps are:
a) check the chain ring for damage, and/or
b) Check the chain for damage, and/or
c) look for frame cracks
I don’t have ...
2
votes
2
answers
1k
views
Are freewheels compatible if they have the same number of sprockets and teeth?
I'm a novice to the cycling world and am wanting to learn to do my own maintenance, so I'm quite unsure of a few things.
More specifically, I have a Dahon Eco C7 foldable bike that I got used and was ...
- 123
4
votes
1
answer
153
views
Gun bluing chains
Is it possible to hot blue chains for rust protection? I surmise there would be parts of a bike chain that are made using hardened steel (e.g. rollers and pins). Would this process affect their temper?...
- 1,315
4
votes
1
answer
393
views
New chain coming off under torque
I replaced the chain recently - the new chain unships violently when I apply a moderate amount of torque, such as when setting off standing.
As in, it comes off the big ring to the outside (i.e. away ...
- 173
2
votes
1
answer
95
views
Unable to backpedal - jockey wheels on Campagnolo derailleur
I have Campagnolo Athena rear derailleur on my road bike. Never gave me a hint of trouble. Always kept clean and lubed. Never ridden in the rain or in dirty conditions.
Yesterday I was not able to ...
- 51
2
votes
1
answer
107
views
Does this chain seem short? Does this photo indicate any obvious drivetrain issues?
Addition.
Yes this is the large-large chainring.
The shifting is rather poor but I have not tuned high, low and B, tension etc.
Thank you
I recently moved to a larger
chainring.
The shifting seems ...
9
votes
7
answers
1k
views
For steep hills, should I train harder or get lower gears?
I’ve just done a 1500km ultra cycling event, the lowest gear setup are front 30t back 40t. Along the journey there are many very long climbs that have more than 10% gradient. To conserve power I ...
- 319
1
vote
1
answer
65
views
How do I find replacement parts for my 1988 Suntour drive train?
I am resurrecting my old commuter which was basically a hard-tail MTB c 1988 with a 3 x 7 Suntour system. What's the least painful method (leaving shifters and derailleur intact) to replace the worn ...
- 11
4
votes
2
answers
855
views
Compatible derailleur/hanger and going 1x
So the green Kona dew plus is my bike. It's an 8-speed with a 11-34 cassette. It came factory with an Alivio 9-speed derailleur. I need to upgrade the rear derailleur because I got hit by a taxi. My ...
- 101
3
votes
2
answers
411
views
How can I increase ebike drivetrain reliability?
I'd like to improve reliability and have fewer problems with my drivetrain. What more can be done?
I have an electric bike. I only ever use the six smallest sprockets on the 12-speed cassette, even ...
- 133
1
vote
1
answer
114
views
Will 7-speed MicroSHIFT work with 9-speed shimano cassette?
I am building out a marketplace bike. It came with a MicroSHIFT derailleur and had a 7-speed cassette on it. I want to put a 9-speed shimano cassette on and still use the MicroSHIFT derailleur. Are ...
- 141
6
votes
1
answer
744
views
Is it acceptable to have some noise on largest sprockets?
There is some chain noise on the two largest sprockets on my friend's road bike. It's not a skipping noise and not on a cross-chaining gear. Do you think it is ok to have noise on these sprockets or ...
- 2,168
2
votes
2
answers
751
views
Compatibility of Microshift BS-M10 10 speed friction shifter with 11 speed derailleur?
As you know it’s very hard to get any modern bar end shifters right now. Unfortunately I love them. I have an opportunity to buy Microshift BS-M10 shifters which are meant for 10 speed shimano ...
- 153
1
vote
1
answer
79
views
Can't keep new drivetrain from clicking and jumping
Recently I replaced crank, chains and cassette on my about 4 years old trekking bike. All parts are low priced Shimano parts, just as the ones I replaced. New crank and cassette have lesser numbers of ...
- 169
0
votes
0
answers
53
views
Chain slipping at specific chainring angle
1x11 road bike suddenly starts “slipping” gears without fully jumping gears. I noticed that, only when pedaling backwards in the bike stand, it happened in 180 degree intervals at a specific part of ...
- 1
1
vote
0
answers
32
views
Odd chirpy noise, not chain or pulleys
So I have this familiar chirpy/twittery noise coming from drivetrain. It is under load on a down push on left crank, per revolution, lighter pedaling less noticeable. It's definitely not the usual ...
- 121
0
votes
1
answer
113
views
Lateral play in Crankset
I'm converting a ~2006 Scott Reflex to a 1x drive train, following the instructions on this video:
Convert From Square Taper to Hollowtech II Bottom Bracket/Crankset - RJ the Bike Guy
However I am ...
- 289
1
vote
3
answers
1k
views
1x9 wide range cassette
I am curious to find out if anyone has figured out a viable solution for a 1x9 wide range eg; 11 to 46 or 11 to 50 setup without using a derailleur hanger extension? I have a FS mtb and am not too ...
1
vote
1
answer
1k
views
What chains are OK for a Brompton?
What type of chain should I buy for my Brompton bicycle?
The chain on my Brompton bicycle is stretched, and I would like to buy a replacement. There is no Brompton dealer in my country, so I'd like to ...
- 537
8
votes
2
answers
2k
views
How to determine chain length on a Brompton?
How can I determine the correct chain length on a Brompton bicycle?
I have a Brompton bicycle with a non-standard (aftermarket upgraded) drivetrain. My chain broke and I lost some links, so I don't ...
- 537
4
votes
2
answers
2k
views
Shimano FC-RS510 compatibility with Shimano Ultegra 6800 and Shimano R7000
I have a BMC Granfondo gf01 (Rim Brake version) that was bought second-hand and came equipped with Shimano Ultegra 6800 (11-speed). Just the Crankset is different, being a Shimano Ultegra FC-6700 (10-...
- 41
4
votes
3
answers
2k
views
What do I need to consider when updating my Cannondale Topstone 4 groupset?
Last year I purchased a Cannondale Topstone 4, it was my first dropbar bike and I saw gravel as a safe do it all option as I got into cycling.
So far I love my bike but as I've become a better cyclist ...
- 49
1
vote
2
answers
94
views
Difficulties assessing whether drivetrain is worn
I've been a hobby mountain biker for a couple of years now. My bike is getting older and older (10+ years, still 26 inches) and I would like to do more maintenance jobs myself since it is not worth ...
- 11
1
vote
1
answer
332
views
I need help with total capacity of rear derailleur
I am unsure how to calculate the total capacity for a 1x drivetrain, I have 46t up front and 11-32 10 speed cassette.
How can I determine which derailleur will work with this setup? E-mtb build.
I was ...
- 97