All Questions
52 questions
0
votes
0
answers
50
views
Band New Front Gear Shift Issue
I brought a bike a few days ago and barely rode it. Every time I did I noticed that the chain would slip in the front gear going to a larger chainring, in this case it's gear 2. 'Funny thing is I took ...
3
votes
2
answers
544
views
Budget Chainring Upgrade
Ive got a 2018 Halfords Carrera Valour 18" 24 speed mountain bike which I use regularly. I cant afford to splash out on a new bike so was planning to do some basic budget upgrades to help with ...
- 33
4
votes
1
answer
397
views
Crankset cassette compatilibility
I'm looking to upgrade my crankset, currently a 48/34 Shimano R460, to a GRX RX600. What is not clear to me is whether the RX, which is designed to work with an 11-cogs cassette, will work fine also ...
- 171
1
vote
1
answer
190
views
Luna eclipse 42T chain ring and Shimano Linkglide is there a chain that fits both?
My cargo e-bike has a Luna Eclipse 42T chainring with a narrow-wide pattern. Lunacycles states the chainring will work with any 8, 9 or 10 speed chain and that an 11 or 12 speed chain will not work. I ...
- 13
1
vote
1
answer
478
views
Rear derailleur catches and springs towards front of bike when in predominately in the smallest front chainring
I have a Planet X EC-130 carbon road bike with Ultegra group set. I have the stated problem above; it mainly happens while in the smallest chainring and does it at all speeds. It sometimes goes 20 ...
- 11
2
votes
3
answers
5k
views
Which is best combination for my 34T chainring, a 11-42t or 11-51t cassette
I am a newbie enduro rider and also i love riding rough terrain uphills, my question is which set of cogs will be more efficient on my riding dicipline. 11-42t or 11-51t 11 speed cassette. Also, I am ...
- 133
5
votes
3
answers
2k
views
What's a good single chain ring size for a 7s 12-28 cassette for better hill climbing?
I have a Decathlon Triban RC100 road bike with a 7 speed 12-28 cassette and a 44t single chain ring crankset. Since I live in a city with a lot of hills and use this bike to commute and carry weight ...
- 51
4
votes
1
answer
1k
views
Does the "speed" of a 1x chainring really matter?
I currently have a 1x8 setup on my bike, and am considering upgrading the cassette to an 11-speed. I've also been looking at replacement chainrings as I've seen that they also come in 8-speed, 11-...
- 123
4
votes
1
answer
191
views
Are equivalent chainring/cog combinations indistinguishable?
Let have these two combinations of chainring/cog. Both for 100 rpm, have almost same speed (and we can of course find cases where the speed matches exactly, but this is a quick example).
50x19-->20....
- 546
6
votes
4
answers
5k
views
How can I find out the number of teeth on each cog for cassettes and chain rings?
I am trying to write an algorithm that will give me the number of unique gear ratios given information about chainring(s) and cog pair. To do this though, I believe that I need to know the number of ...
- 285
3
votes
4
answers
4k
views
Any history on Viscount bicycles?
I managed to pick this Viscount bicycle up from my local scrapyard along with a 1987 women’s BSA bicycle. Both of these bicycles work. The Viscount has a sticker on it saying triple champion 1981 so I ...
1
vote
1
answer
3k
views
105 11-34T Cassette Compatibility
I purchased a Merida Speeder 400 a year back. This came with Shimano 50-34 teeth and Shimano CSR7000 11-32 teeth 11-speed cassette which I replaced with Shimano 105 R7000 11 Speed 11-34 Teeth Cassette....
4
votes
3
answers
392
views
replacing cassette & chainset
I think the time has come to replace my rear cassette, it has begun skipping in a certain gear. I'd also like to give myself a bigger granny gear (something like a 28 or 30 would do). I haven't done ...
- 77
2
votes
2
answers
364
views
Replacement parts for old Giant CRS 4.0
I'm looking at replacing the cassette and chainrings on an old Giant CRS 4.0 bought way back in around 2009 (I think) and trying to find compatible (and still available) parts.
Its parts are listed as
...
- 191
2
votes
1
answer
1k
views
Compatibility of Shimano Ultegra and Sora components
My road bike has an Ultegra groupset, but some parts need replacement (chainrings, chain, and cassette). The chain is worn out, the cassette is sliding with a new chain, and the chainset is also worn ...
- 171
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 ...
- 173
1
vote
1
answer
78
views
Building a new Drivetrain
I’m looking to build up a new dive train for a slalom / 4x bike.
Is it possible to mix and match any sort of chainring and cassette without running into any problems ?
- 11
2
votes
4
answers
2k
views
Rust from cassette and chain
I was cleaning my chainring, chain and cassette with vinegar,
to remove unwanted grease but suddenly after a few minutes it suddenly turned slightly orange. It spread all over my rear gears.
I got ...
- 23
4
votes
2
answers
3k
views
Rear derailleur max capacity exceeded?
My MTB is a Lapierre X-Flow 512 2012. It has a Shimano RD-M980-SGS 10v rear derailleur which has a total capacity of 41t (see official specs). But it comes with a 11-36 cassette and a 24-42 crankset (...
7
votes
1
answer
589
views
What bike chain size do I buy?
A friend gave me his old bike which I'm fixing up to use. It has no chain and I've never replaced one before so I'm wondering what size I need to buy to replace it. The Bike is an Apollo Avio, it has ...
- 71
21
votes
10
answers
4k
views
What would happen if I don’t replace worn drivetrain components?
What would happen if I took a entirely new drivetrain and just never replaced anything? Of course, I’d keep it clean and lubricated.
With 11 and 12 speed chains being as expensive as they are, the old ...
- 17.3k
8
votes
3
answers
1k
views
How does lubricating your chain help protect your cassette and chainrings from wearing too?
I just got my mountain bike back from the shop after a frame warranty, and they replaced my chain as it was apparently worn (2x11). They recommended changing the cassette and chainrings while I was at ...
- 17.3k
5
votes
2
answers
991
views
Do I need to replace my chain ring and cassette? Images attached
I know I should replace them if they "look like shark teeth", but I don't know what exactly what shark teeth look like. I know they don't exactly look new, but do they need to be replaced ...
- 51
8
votes
6
answers
1k
views
Yes/no replace chainrings+cassette after chain failure?
I had a pretty bad chain failure a couple of days ago. I bought the bike second hand about a year ago, and in all fairness I had not done much maintenance on it since. I discussed with a friend and ...
- 183
1
vote
2
answers
123
views
Convert SRAM Force 11 to single chainring
I bought a bike with an SRAM Force 11 groupset a few years ago and my local bike guy says I'll have to replace the cassette soon. I only use the large chainring in front and that's apparently why I've ...
19
votes
4
answers
14k
views
Why do people use bigger cassettes for lower gearing when they could instead use smaller chainrings?
I want lower (sub 1:1) gearing on my next drivetrain but also a decent range, reasonable spacing between gears and still be reasonably light.
While looking at different combinations of components, I ...
- 193
14
votes
6
answers
9k
views
What explains 9 speed cassettes price differences?
I have a pretty heavy bike I use to travel long distances with a lot of luggage. It has a mix of XT, deore and other Shimano equipment. I bought it second hand so I don't really know the details. I ...
- 143
5
votes
2
answers
3k
views
Lowest rideable gear ratio
What is the lowest rideable gear ratio (chainring/cassette) possible without feeling like having to balance/trackstand? I'm doing some virtual simulations right now and I'm just setting up IRL limits. ...
- 1,315
2
votes
0
answers
432
views
chain / cassette / chainrings replacement ratios - how often to you usually replace cassettes & chainrings per number of replaced chains?
I'm looking to get other riders experiences with how often cassettes and chainrings usually have to be replaced per the number of chain replacements. On my 2 road bikes I usually find roughly the ...
- 887
5
votes
2
answers
5k
views
Are 52/34 chainrings compatible with an 11/32 11speed cassette
Im thinking of buying a Scott Addict 20 supplied with Ultegra 52/36 rings and 11 speed 11/30 cassette. Could I change this to 52/34 rings and 11/32 cassette?If not would 52/34 and 11/30 be a ...
- 51
3
votes
3
answers
275
views
How long can I safely use a chain for?
My chain is well over the 0.75% extension at which I would normally replace it.
However, the cassette and chainrings are also old enough that a new chain would slip on them, so they would also need ...
- 4,043
4
votes
3
answers
18k
views
How to choose a compatible set of chain, cassette and chainring?
I would like to change the chain, cassette, and the chainring of my bike. The cassette has 7 speed and chainring has 3. Is any combination of 7 speed cassette and 3 speed chainring built by any ...
- 143
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 ...
- 31
4
votes
2
answers
2k
views
Need easier gearing. What would the effect of changing the chainring or cassette be?
My mountain bike is too difficult to pedal when the going gets steep. I need an easier gear ratio. Am I better off switching the chainring or the cassette?
I currently have:
A 30 tooth FSA ...
- 8,596
2
votes
2
answers
1k
views
Should I replace these cassette and chainring?
I saw my bicycle chain very dirty so after many months since last time I cleaned it and I checked the general state of the drivetrain. I totally forgot that a couple of years ago the chain was already ...
- 307
6
votes
3
answers
4k
views
Bike chain "skipping", but only when not continuously pedaling
So I put together a bike a couple months ago. New chain, new chainrings (3 speeds), and new rear cassette (8 speeds). Used front and rear derailleurs from a bike co-op. The free wheel is old but seems ...
- 141
0
votes
1
answer
149
views
If I replace the cassette on my road bike, should I replace the whole drivetrain? [duplicate]
Relatively new to road cycling, have bought a 2nd hand bike and am thinking some parts of the drivetrain need replacing. Have tried to find this online and can't find any answers. Thanks!
1
vote
0
answers
87
views
Will removing extra chainring mess with chain alignment? [closed]
I have a folding bike with 1x6 speed. I plan on making it a 1x9. I saw this crank set and cassette, 3x9 speed, for a fairly cheap amount and was thinking of getting them and installing on my bike. If ...
- 837
5
votes
2
answers
2k
views
Can you run 52/39 chain rings with an 11/32 cassette?
Seems most bikes either come with 50/36 rings and an 11/32 or 52/39 rings with an 11/28 cassette. I live in hilly terrain and do need lower gears but often feel spun out with my 50/36 by 11/32, could ...
- 51
0
votes
1
answer
294
views
Do I need new chainring bolts?
Will a Race Face 'single' chainring be compatible with a sunrace cassette, taking into account both are designed for 10 speed 1x set-up?
Can I use the same chainring securing bolts as I currently have;...
3
votes
1
answer
242
views
If chain/ BB/ casette are dead can chainrings and derailleurs still be OK?
I bought a brand new bike last May (2015 Brodie Elan) and proceeded to put 11,000km on it by November (cross Canada ride plus some commuting).
Around the 11,000km mark I brought it back to the shop ...
- 4,339
1
vote
2
answers
246
views
Rear Cassette worn + needs replacing - what other components to replace?
I have picked up a bike (Specialized Allez) recently that has a very worn cassette from not replacing the chain for an extended period of time. Therefore am looking to change it. I was wondering what ...
- 11
2
votes
4
answers
902
views
is this cassette and chain ring combination good in terms of number of teeth?
I recently bought a used bike which has a shimano alivio 8 speed gearset. When I look at the drivetrain, it really looks small to me. Below are the size of them in terms of the number of teeth:
...
- 247
2
votes
2
answers
151
views
What gears should I go for?
I have a Trek road bike (although you might call it a hybrid since it has straight handlebars. I do about 3,000 miles per year on it for general health reasons (up to 30 miles at a time and averaging ...
- 21
3
votes
4
answers
899
views
How to get a lower gearing
My trusty old CF racer was stolen the other day, and I'm looking for a replacement. I saw this bike at PlanetX and was intrigued. It's a full carbon bike with (last years) Ultegra components for a ...
- 639
0
votes
1
answer
611
views
Triple chainset to single chainset; BB compatability?
I'd like to upgrade the chainset on my GT Avalanche 1.0 2013 so I have no front mech or shifter and just one ring on the front; just 10 gears instead of 30.
My current chainset is a Shimano M522 ...
- 3
7
votes
4
answers
17k
views
Can I increase my highest gear ratio?
I have a modern bike (ridgeback meteor '13) and It currently has a 21 speed shimano chainset.
I find that going down hills (which I do a lot) and on flats I need a higher gear.
Can I do anything to ...
- 1,831
9
votes
2
answers
17k
views
Is a 7 speed chainring compatible with an 8, 9 or 10 speed cassette and chain?
Currently I have a 7 speed cassette (13-23) running with a spacer on a new Tiagra hub. After I changed my chain, the wear has made two of the gears unusable.
I am considering changing the cassette to ...
- 692
21
votes
3
answers
55k
views
Do cassettes and chains need to be replaced at the same time?
Someone recently told me that if I replace my cassette I need to replace my chain (and vice versa) so that they wear evenly.
Is this true? And, can anyone elaborate on the reasoning for this a bit ...
- 1,715
11
votes
2
answers
9k
views
if I replace chainset and chain should I replace back cassette as well?
I am replacing my chainset and chain, as its totaly worn and causing the chain to jump off when I pedal. The cassette is fairly worn too, but is not causing any problems. If I buy a new chain and ...
- 111