All Questions
34 questions
9
votes
2
answers
2k
views
Simultaneous clang, hesitation and drop when I pedal with any weight
Background: New chain, new bottom bracket, new front derailleur, new shifters, new brakes.
This is a cheap Walmart Mongoose that I'm trying to keep riding and upgraded some of the components recently, ...
- 91
5
votes
2
answers
758
views
Help choosing right chainset / crankset - commuter looking for a faster top speed
I need to replace the chainset on my commuter bike and I'm thinking of a change.
I've currently got Shimano: 28/38/48 front, 11-32 (8 cogs) back.
My daily cycle (north to central London and back) is ...
- 193
7
votes
5
answers
1k
views
Is it possible to change chainrings to bigger on Shimano FC-MT500-B2 (2x10, 36T-26T)?
I'd like to change a chainring for Shimano FC-MT500-B2 crank on my Grand Canyon 5 bike, because current setting (36T-26T) is not enough for me. On my previous bike I had 44T and it was fine, and I'd ...
- 121
3
votes
1
answer
800
views
What is the maximum cassette teeth for my mt210 3x9 crankset (44/32/22)
I'm currently assembling a bike. I bought a Shimano mt210 3x9 (44/32/22) crankset. I'm wondering what maximum teeth cassette should I buy that will be suitable and compatible with this crankset? Also ...
- 345
4
votes
3
answers
2k
views
Options for a super-compact crankset for touring (replacing Shimano 105 crankset)
I plan to use my new Canyon Endurace AL (11-34, 52/36) for some touring and I'd like some slightly more pleasant gears as I'll be carrying some weight (I have a tailfin rack I'm using with it) up some ...
- 465
3
votes
5
answers
1k
views
Does crank length affect the number of gears a bicycle needs?
When I was a child I noticed that as I out-grew my bike (or when I rode a smaller child's bike) I felt like I could accelerate better. The smaller bike seemed 'nippier', and in hindsight it was ...
- 131
0
votes
3
answers
591
views
Custom/modified Drivetrain 2x/3x Considerations and Planning
Planning a drivetrain setup for a new bike:
Currently running old Shimano 3x9 44/32/22t on 11-34t, which gives me 19-115 gear-inches (about 620%).
I used 29x2.0, 170mm crank to calculate my current ...
- 19
3
votes
1
answer
830
views
Can I switch through all rear gears with a two chainring crankset?
I'm very new with bikes, I just got my new bike since I was a kid like 25 years ago, I bought a Trek Marlin 7 2020 which comes with a 2 chainring crankset and 9 rear gears. I've been hearing that is ...
- 33
0
votes
2
answers
311
views
Deore FC-M615 single 64 BCD chainring
I want to build a 1x9 drivetrain MTB so I'm wondering if I can set this FC-M615 crankset to a single 64 BCD 28T chainring, from what I can see the XT M8000 is compatible and allows 11-speed cassette ...
user20351
1
vote
1
answer
192
views
Front derailleur range suddenly has become very short
For a while when I was riding, there was a stiff feeling changing from medium to high on the crank. Yesterday it wouldn't change at all.
I checked the adjustment of the High and Low screws by ...
- 493
5
votes
3
answers
1k
views
How much of a difference would shifting from a (24/34/44, 14x28) to a (28/38/48, 11x34) configuration make when going downhill?
I currently have a Proton MTB with a 24/34/44 crankset and a 14-28 cassette. I have found the configuration to be lacking when going downhill: The front chain ring doesn't feel stiff enough on the ...
- 153
3
votes
1
answer
2k
views
How to change small chainring
I have a bike with a 46/36T crankset (FSA Gossamer Cross BB30) and I'd like to change the small chainring to an even smaller one.
Googling around suggests that the smallest chainring I can get for ...
- 679
3
votes
3
answers
6k
views
Can a 21 speed Shimano Tourney groupset get converted into a 7-speed?
I currently ride a 3x7 Tourney bike, which I’ve upgraded moderately and it is riding nice. I’d like to know if I can somehow replace my 3-crankset for a simple one, and also get rid off the front ...
- 91
4
votes
4
answers
3k
views
Help understanding effect of Crankarm length on gear ratios
Trying to learn more about bike fit and gearing, and having trouble understanding the effect of crankarm length on gearing. In an article on bicycling.com it states
"The relative jumps between gears ...
- 253
4
votes
3
answers
3k
views
How does one upgrade a bicycle?
I am a total bike novice, I can ride them but have never done much as far as maintenance. Recently, I got my old bike out of storage, it is a 1991 Trek Multitrack 700, and I want to know if I can "...
- 101
1
vote
0
answers
2k
views
Is Shimano 36/24 double crankset possible?
I'd want to exchange my triple crankset with double. After playing with gear calculator and testing some double setups, I came to the conclusion I need 36/24 gearing. I have 10 speed drive, so I'm ...
- 21
3
votes
2
answers
993
views
How to properly gear compensate for short crank arms?
Is there a linear relationship between gearing and crank arm length? For example, on my multispeed bike, my favorite gearing is 34/20 which is 1.7 and with 26" tires, that is 44.2 gear inches but I ...
- 818
2
votes
2
answers
209
views
Can I convert a 1x9 speed Madsen kg271 cargo bike to a 2 or 3 x 9?
I know most these days seem to want to go the other direction, but my partner would like more gears on this heavy cargo bike that can be tough to pedal uphill. I think the frame has all of the ...
- 31
3
votes
2
answers
1k
views
What is the advantage of a "compact crankset" vs changing a chainring?
It seems that I'm old (my last good bike had a 5-speed freewheel and shifters mounted on down tube braze-ons - they were indexed, though!), and I've been out of cycling for quite some time.
I've seen ...
- 1,581
3
votes
1
answer
17k
views
Why is 53/39 known as "standard" for road bikes?
In common cycling parlance, 53/39 is referred to as "standard" gearing for road cranksets, and most mechanics or experienced cyclists will understand that if you say you have a "standard crankset", ...
- 2,085
2
votes
1
answer
252
views
Changing Crankset on a bicycle
I have a fixed gear BTwin My Bike White.
I need to upgrade but the resale value is too low for it.
So I was thinking of adding gears to it which might click the real deal for me.
Can I convert it ...
1
vote
2
answers
920
views
Chain rubbing on new derailleur and crankset
My bicycle is a Rockrider 520. I have replaced my front derailleur with Shimano Acera FD-M390 and my crankset with Shimano Acera FC-M391. But chain is rubbing inside of FD even when FD cable is not ...
- 123
3
votes
3
answers
3k
views
Larger sproket on a single speed crankset?
I recently bought an urban bike that comes with a single gear crankset with a 42 tooth sprocket and an 8 speed rear with 12-36 teeth. I would like to swap out the front sprocket to a larger one to ...
- 31
1
vote
2
answers
2k
views
Can I install a double chainset on a bike that was originally designed for a triple chainset?
I have a BTwin Triban 3 which has a triple chainset that needs replacing. I am thinking of replacing it with a double chainset this time. Is this possible, or do I need new shifters and a different ...
- 111
1
vote
1
answer
47
views
I have an old Sugino 110mm BCD ring set, can I replace low ring with SHIMANO FC-5650 chainring 34T?
I have a 48 tooth main ring with 165 cranks. FD is Sora double and rear is Tiagra short with Shimano 7 freewheel. If I can put this 34 ring on it gives me sufficient range for the next few months and ...
- 73
8
votes
6
answers
2k
views
Group of Bikes: Is 3x1 an option?
I'm an RA for a dorm that is considering buying a number of bikes that would be owned by the dorm and lent out to students. I will be at least in part responsible for maintaining the fleet (about 10 ...
- 183
3
votes
4
answers
1k
views
(racer) Standard vs compact crankset: Increased leverage for same gear ratios true?
I'm a road and mtb regional racer about to have a go at my first road endurance nationals very soon.
I'd like some educated scientifically validated answer on a matter that has been on my mind ever ...
- 130
1
vote
3
answers
689
views
Can I modify the gearing on a 2009 Jamis Aurora?
I have a stock 2009 Jamis Aurora.
I'm looking to modify my gear set-up to make climbing hills with large loads a little easier on my knees, as I constantly find myself wishing I had one or more low ...
- 41
2
votes
1
answer
289
views
Can an IGH have the same maximum overdrive-ratio as a crank-sproket setup?
Is there an IGH that gives one the maximum overdrive-ratio that one might get with a 39-53T crankset and a 11-34T freewheel? If not, what is the mechanical roadblock in making one ?
- 295
2
votes
0
answers
424
views
Low gearing setup for road bike with Shimano dual control [closed]
Question: What is my best bet for a crankset, given the following requirements for a road bike I am setting up:
68mm "English" thread bottom bracket
Shimano STI "brifters", 2x10 (I already have ...
- 300
4
votes
4
answers
8k
views
What cassete do I need to run with a compact crankset (50/36), to equal the same gearing as running a standard crankset (53/39) with a 11-28 cassete?
Every new bike in my price range comes with a compact crankset, which I want for climbing, but I race and I need to keep the same top speed that I've had for sprinting and descending (I live in the ...
- 41
3
votes
1
answer
329
views
Problems with gears after re-attaching front chainring
I had to remove the pedal crank arm together with the front chain set when fixing a bottom bracket problem, but now that I've re-attached it, gear changes in my front derailleur are completely off.
...
- 245
1
vote
2
answers
7k
views
Will 10 speed cranks work with an 8 speed freewheel?
I'm looking at building a road-bike, and I've just purchased some wheels with campagnolo hubs, with an 8 speed freewheel on the back.
Can I use Campagnolo Daytona / Veloce cranks on the front? I ...
- 318
9
votes
7
answers
18k
views
What range of sprockets is useful in a road bike cassette?
My road bike currently has a 27/39/53 crankset and a 13-26 cassette, both of which need to be replaced.
I occasionally find myself in both extremes—while heading up the very steep hills of the Bay ...
- 4,530