Gears in the drivetrain of a bike.

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1answer
59 views

SRAM compatible 11 speed 12-25 cassette?

I'm looking for an 11 speed 12-25 cassette compatible with a SRAM drivetrain, however I don't think SRAM makes one. They list specs for their 11 speed cassettes as follows: 11-25: ...
2
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2answers
50 views

Road Brifters with MTB Derailleurs

I've just bought a lovely Surly touring frame and I simply stuck all of my mountain bike components on it. That means I've retained a flat handlebar. I'd really like to stick drop bars on though and ...
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1answer
22 views

Gears for Hero Cyclone

I have a Hero Cyclone bicycle that is a single speed. Can I add gears to it? If so, can anyone suggest me a good gear?
2
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1answer
63 views

microSHIFT on front gears, how does it work?

Firstly, I do apologise if I don't get all the terminology correctly but I hope I'm still clear. We bought a second-hand 18-speed bike that has a front gear system that I've not encountered before. ...
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2answers
72 views

Bike won't shift into 2 largest rear cogs (lowest gears)

I replaced the rear derailer on my bike after Schwinn sent it to me. The old one had a bent piece. I can't shift onto the largest 2 rear gears. I set the shifter to the lowest setting, but the chain ...
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3answers
6k views

What do I need to know about fitting new wheels on a bike?

My girlfriend has had the wheels stolen from her bike. I'd like to replace them, but we're working with a limited budget so I'm going to do the work myself and source the parts second hand. I've done ...
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10answers
17k views

While pedaling standing up, bike crank gives in as if shifting, what is causing this?

While standing up and pedaling, the cranks give in as if shifting. It seams like I am shifting down, but my hands are off the shifter, almost like the chain is skipping a link. I took it to a bike ...
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2answers
229 views

Can't shift to gear one or two

I had an issue where every time I put my bike in gear 3, it would just keep "skipping". By this I mean that it wouldn't stay in gear 3; the chain would go onto it, then fall onto gear 4, then go back ...
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1answer
21 views

How to fix the tension in these shifters?

I have these shifters in my old bike and it has problems with the gears because the shifter for the front gears doesn't change the gears at all. It seems like a tension problem. So I need to make the ...
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3answers
64 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 ...
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0answers
21 views

choosing a dahon bike

What range of gears do Dahon bikes have? And what names (models) are associated with those numbers. I'm interested in more gears, so I can ride quickly on flat ground and still climb hills.
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2answers
77 views

Shimano Claris shifter double/triple shifting up (when moving to smaller, harder cogs) on the rear derailleur

Although my rear derailleur is properly indexed it's suddenly started to double or even triple shift on an upshift - i.e. when moving to harder, smaller cogs on the cassette. This happens whether I'm ...
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2answers
63 views

The shifter for the front derailleur is “soft” in my vintage bike

So I bought a used vintage bike. I just love the bike and it's awesome. However it came with one problem: gears problems. First of all I have very little experience with bike, especially gears ...
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2answers
73 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 ...
0
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1answer
83 views

Front and Rear speed shifters aligment guide

How to align the front and rear speed shifters ? My chain dropped from the front chain ring, and I put it back on the first gear I found, then the rear one fall off, and I put the chain back on the ...
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5answers
3k views

Always cycling in highest gear, why?

For all my life I have noticed that I always cycle in the highest gear (most of my bikes had at least 3x7, so it wasn't a lack of options) whilst most serious cyclists cycle on relatively low gears ...
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9answers
29k views

Chain slipping on newish bike

I've looked at most of the answers for related questions and they all speak about replacing parts that are old. I just bought a new bike from a friend who rode the bike for about a month before ...
2
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1answer
65 views

Can I install a gears cassette on a regular bike?

I was given a bicycle for my birthday (yai!), it has 24" wheels and it is awesome! But it is single speed and sometimes it is hard to ride up-hill in my daily commute. Could I change the rear gear ...
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1answer
71 views

Weird gear ratio for a couple of seconds after crash

Just yesterday, I was riding my mountain bike along a sidewalk and out of nowhere hit a stop sign pole mounted in the middle of the side walk… I guess that’s what happens when you get too preoccupied ...
0
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1answer
25 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 ...
0
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1answer
44 views

I've decided on Bar End Shifters for my Vintage tour bike rebuild. I think I've got it down to these. Any reason to choose one or other?

The contestants: Shimano SL-BS64 Ultegra Bar End Shifter Set (8-Speed) and Dia Competition Grand competition ENE bar end control. Seem fairly similar and both well loved. I'm aiming at pairing ...
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3answers
238 views

Can you change gear on your front dérailleur during a cyclo cross race?

During the 10 cyclocross races I did this year I often found myself riding solely in my small 34t chainring and was unable to change up and down quickly enough between corners and barriers to be able ...
2
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1answer
963 views

Convert 9 speeed Campagnolo Ergo Levers to 10 Speed

A friend gave me a carbon set of campag record 9 speed ergos. I would love to convert the 9 to 10 Speed and I understand it is possible. I have read that some dealers will do it but the cost is ...
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3answers
1k views

what will happen if I change gears on a mountain bike at a standstill? Will it break?

My boyfriend just bought a brand new bike and was trying to teach me to ride it, and (I, being a complete noob) when I was standing with it I messed with the gears using the handle at a standstill. ...
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6answers
1k 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 ...
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3answers
193 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 ...
2
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1answer
2k views

Shimano Nexus Inter-3 internal gear hub stuck in second gear?

The situation My Shimano Nexus Inter-3 internal gear hub is stuck in second gear (it's a 3-gear hub). When I take the external cable housing apart, I can move the pin that goes inside to change gears, ...
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2answers
95 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 ...
1
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1answer
74 views

My rear cogs (not sure on the correct name) turn at force even when stationary.

I got a new bike and was riding it home and every so often it felt like the chain wasn't there and my feet pedal a little faster and then all of a sudden it would go back to normal. I looked in to ...
1
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1answer
151 views

converting stem shifters to brifters

I'm new. I'm 26, from the UK and until last year I'd never cycled more than 10 miles before. Then in September I cycled 2700 miles from Maine to Florida. It was great. I've just bought a Dawes ...
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0answers
97 views

Sachs- Huret derailleur (re)installation

Sachs - Huret derailleur installation So the learning curve continues on the '85 Peugeot P-16. The main lessons are to take pictures and time getting each thing done. I have the rear derailleur ...
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1answer
83 views

Converting 80s bike to indexed shifters

I've just bought an early 80s steel framed bike with unindexed stem mounted shifters. As I plan to use the bike for commuting, I'd like to change the rear mech to use trigger shifters. I'm not so ...
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3answers
94 views

Is it typical for the front and rear gear levers to be reversed?

I recently purchased my first bicycle since I was a kid. The bike I bought has individual gear levers for shifting up and down for both the front and rear gears. I thought it was odd that these levers ...
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2answers
123 views

Bent front-derailleur

I biked to school today with my bike in perfect condition. Locked it up and went to class. When I went to my bike a couple hours later, the derailleur was bent out of position. My bike's front gear ...
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6answers
2k views

Unable to pedal when in high gears

I'm a complete novice with bicycle maintenance and have a slight problem. I just picked up a 2nd hand bike as taking part in a charity event this weekend and an unfortunate accident meant my mine was ...
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4answers
2k views

gears slipping after a chain change

I have a Lappierre Zesty 314 (2012). I'm running xt rear mech, a slx front mech, and my crank is xt and rear cassette is xt and xt chain. I went to the forest of dean and after the day was over I ...
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2answers
847 views

Can't shift front gear, despite loosening, tightening, etc. What could be wrong?

Disclaimer: I'm clueless and am piecing together what little information I know from reading this site and from watching YouTube 'intro to repair' videos. I've been gifted a used mountain bike, my ...
0
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1answer
46 views

Is it possible to upgrade Shwinn Willy to use an internal gear hub?

I have a Shwinn Willy (single speed). My commute is 6 miles each way on flat road with a bike section. There's only one 'hilly' section. A single speed bike is too slow. Everyone keeps passing me. I ...
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1answer
120 views

Choosing chainring configuration

I'm interested in how I would choose a chainring configuration, supposing I was either replacing mine or building a new bike for a similar usage. I have a 50/39/30 triple chainring (& 10-speed ...
14
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3answers
28k views

Help Me Understand My Bicycle's Gears

I've recently started commuting with a bicycle (Giant hybrid bicycle). I've been trying to learn a little about bicycling to make my commute easier and my time on the bicycle more enjoyable. Please ...
0
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1answer
62 views

What other parts might need replacing if I replace an old freewheel gear set for a modern freehub cassette?

I currently have a pre 1970s 10 speed Claud Butler. Perhaps back then men were real men but there is no climbing gear. Since I mostly do touring this is a bit of a problem. Finding a new freewheel ...
0
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1answer
79 views

Scott S30 road bike 11speed with 10 speed compatibility

I have a Scott S30 bike currently running a shimano 105 2x10 speed 50-34 crankset, shimano 105 10 speed front shifter and 10 speed cassete and chain. I have a new crank that i want to install, the ...
2
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2answers
50 views

Chain wedging itself between cassette and gaurd

Ok, so, basically, the rear cassette on my bike is giving me a lot of problems, and I'm not exactly a professional cyclist who would know where to begin so I thought I'd ask here; The problem seems ...
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1answer
126 views

How to check if the gear shifter or the gear itself is broken?

I'm not a bike expert so I'm not sure if I'm using the proper terminology here. So I bought a used city bike. It's the first time I see such gear and such a bike actually. It looks almost like this ...
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2answers
482 views

Adding front derailleur vs upgrading the rear one on a (ladies) bicycle

What I want to achieve is going from having some gears to having more gears. To be more specific I would like to get more gear ratio range in both low and high end. First of all I tried to look for ...
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2answers
115 views

How to fix gears on a Kilimanjaro bike

I've just bought a Kilimanjaro bicycle for cheap. One reason it was cheap, I expect, was the gears system. It's only partly functional, and I don't understand why. I would go to the bike shop with it, ...
0
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1answer
318 views

Is reverse pedaling good for smooth gear change?

I am newbie for cycling. When I change my gears, some lock sounds are coming from the chain. But if I do reverse pedaling while switching gears. No sound form chain, but gear switched to the right ...
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2answers
110 views

Is it possible to shorten a chain?

I have the following chain/gear setup: I like to get rid of the rear wheel gears. However I don't want to buy any new parts. That is why I am wondering if I simply can remove all the parts from the ...
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1answer
878 views

Gears jumping/slipping from the rear cogset on a new bike

Its been 1 month since I have bought my new MTB (Kross globate 1.1) with 18 gears (shimano).. Now the problem is chain has slipped twice while riding. First time my speed was around 25kph and second ...
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2answers
62 views

Restoring a 16"

This here is my 16" bike which I'm going to at least try restore. I've put some wider bars on it, fixed loose things etc. My friend removed the pedal back but I don't think he has put it back ...