A single-speed bicycle is a type of bicycle with a single gear ratio. These bicycles are without derailleur gears, hub gearing or other methods for varying the gear ratio of the bicycle.

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Obtaining the optimum chain line

Ok I have a number of variables at play here and I'm trying to obtain the best chain line possible this is on my polo bike so not super important but if there is a way I can do it I'm willing to put ...
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2answers
57 views

Single speed crank compatibility

I am attempting to build a single speed bike for commuting from various spare parts. I'm unsure of what kind of crankset would be compatible with my frame. I have read from a couple sources that I ...
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543 views

Regulations regarding Braking redundancy on single speed bikes.

Recently there have been an increase in the number of fixed gear bikes in my (U.S.) city. Increasingly they tend to have one or zero brake levers, justified by their ability to stop with pedal power ...
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Why is my freewheel slipping?

My freewheel tarted slipping this week. It slips most from a stop with no pressure snapping to significant pressure on the pedals. Slipping may be the wrong term as it really isn't engaging. Once it ...
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4answers
280 views

What to look for when buying a single gear bike?

I'm looking to buy a single gear bicycle. My experience with bikes is very limited, I haven't owned a bike since I was a kid. I have been mountain biking in the Lake District a few times in the last 3 ...
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1answer
84 views

Fixed gear conversion - hub spacers

I am converting my 80s steel peugeot to a fixed gear. I have purchased most of the parts an had a wheel built onto a SS hub. Now, SS hubs are narrower than road hubs - 120mm vs 130mm (although I ...
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101 views

Does rebuilding a hub increase efficiency?

I was recently helping a friend build a bike from scratch, and one of the first things he did was to inspect the hub to check that the wheel was rotating smoothly. He was adjusting the cone and lock ...
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2answers
114 views

Crank arm snapped: what could have caused it?

Recently, on my single-speed bike, the right crank arm just snapped. Was slowly going up a hill, and all of a sudden it broke in two pieces. I have now exchanged the entire crank & chain set ...
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493 views

Can one replace double chainrings with a singlespeed chainring on the original crankset/spider?

I have an 80's Peugeot steel-framed racer that I want to convert to singlespeed/fixed. It has a standard square-taper BB with a double chainring chainset. I can see the chainrings are removable from ...
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1answer
78 views

Single Speed Freehub

I have a Road bike with a Shimano 8 Speed Freehub. I want to go to a single speed bike, but I'd rather not use a fistfull of spacers. Is anyone aware of a single speed freehub body that I can replace ...
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122 views

front luggage carrier for a single speed bike

I built a Single speed bike based on a old Road bike frame. What I want to do is to install a luggage carrier to the front for some daily transports (because i like the retro look of those carriers). ...
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2answers
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Planning on building a fixed-gear/single-speed from an old Schwinn World. What new parts will I need?

I think I want a flip flop hub, to keep my options open. If I get one off amazon, do I need to buy a freewheel and fixed-gear cog as well, or will those come with the hub? Also, does the hub have to ...
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379 views

Why does the chain tension vary as pedals are turned?

I have a new single-speed bike (after purchase this year, it was unused in a garage for a few months), but as I turn the pedals, the tension in the chain varies noticeably. What should I check, ...
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1answer
167 views

Spoke length with NOVATEC GOLD PISTA hubs and H PLUS SON SL42 rims [duplicate]

I have bought the NOVATEC GOLD PISTA hubs (http://novatecusa.net/project/a166sbt-rh/) and the H PLUS SON SL42 rims (http://hplusson.com/products/SL42) with 32 spokes. Someone know how does long I must ...
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8answers
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Is having your hands “on the hoods” of drop handlebars safe for braking?

I've never had a bike with drop handlebars, but may get one for commuting in busy London (likely a single-speed with mechanical disc brakes). This would mean riding with my hands mostly on the hoods, ...
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3answers
381 views

BMX gearing - for road / commuting

I have a 2010 Haro Pro Race, which I bought for commuting and general tomfoolery. I commute on it 2 miles a day, and I want to be able to go faster by changing the current single-speed gearing ...
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Why are single-speed bikes with disc brakes hard to find?

I've been looking around for bikes (decent frame & components), and find that hybrids do have disc brakes (hydraulic), but are never single-speed. While single-speed bikes typically have ...
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Are single-speed bikes better equipped to handle cog/chain wear?

I need to decide between a single-speed and multiple-speed bike. I usually ride multiple-speed mountain/city bikes in the highest gear anyway (around town). They're not intended for that, and doing ...
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2answers
142 views

Is it ok to use fixed gear threads for a freewheel?

I have a fixed/fixed flip-flop hub and the lockring threads are stripped out on one side. Would I be ok to just thread a single-speed freewheel on that side and use it as a fixed/free hub?
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How to convert a multi-speed bike to single-speed with coaster brake?

Now I don't want to take all the credit for this bike, but I'm pretty sure Trek must've lovingly had me in mind when they made this. I mean come on. This bike is awesome. Buying their beach cruiser ...
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2answers
2k views

Fixed gear: slipping

I have a single speed bike with a flip-flop hub and recently I decided to try out the fixed side. When testing it out in the car-park I was applying backpressure to brake and found sometimes the ...
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Can i use a thinner standard mtb chain (SRAM 971) or does the chain need to be specific (SRAM PC-1) for coaster brake single speed

Time for a replacement chain, and i have a sram 971 sitting around, don't want to spend the money on a new chain, if i can get away with using a mountain bike chain. Hopefully it won't pop off with ...
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2answers
333 views

Singlespeed Hub - Rear Axle Swap

I have two sets of wheels, both laced to surly singlespeed hubs (the older "new" hubs, not the "ultra new" hubs which seem to make this process much easier). Anyway the wheelset I like better has a ...
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4answers
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for a single-speed conversion, is it always necesary to change bottom bracket?

I want to convert my old raleigh, which has 3 chainrings on the front, into a single-speed. Do I have to replace the bottom bracket? I keep hearing conflicting things. Thankyou.
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Cannondale Bad Boy SS conversion

I'm interested in converting my Cannondale Bad Boy 2011 into a single speed bike. I found somebody who's done it on a Bad Boy 2008 (there), and somebody else who's done it one a more recent model ...
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3answers
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How do I change my single-speed to a fixed gear?

I've been biking on single-speed for a few months and would like to play around with a fixed gear. I've heard of a flip-flop hub, but I'm not sure exactly what it is. And without any fellow bikers - ...
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814 views

Rear wheel sliding/slipping on turns?

When I take turns, my rear wheel is sliding to the outside of the turn. I'm riding a 2012 Norco Heart, brand new stock tires, single-speed. I'm not carrying much weight, or taking turns too tightly. ...
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310 views

Skid on small frame

I bought a new, cheap and maybe nasty fixed gear bike. They were only in sizes 54cm and 56cm, so I had to go for 56cm, even though my road bike is 61cm and I'm 186cm. My first few skidding attempts ...
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394 views

Which is better, single speed or three speed?

Which is better, single speed or three speed? I am 45 and buying an adult trike because I never learned to ride a bike when I was younger. I don't know if I get a single speed or three speed?
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1answer
303 views

Price difference between buying a bike in Europe (Austria) vs USA?

I am moving to Vienna, Austria in two weeks. My wife and I want to buy bikes before we leave, but I'm wondering if the hassle of trying to find great bikes on such short notice would be greater than ...
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3answers
413 views

Are Allen key or Security Key skewers appropriate for bikes with rear facing horizontal dropouts

I have a surly karate monkey set up as a single speed. The frame has rear facing horizontal dropouts (track style). I don't like quick releases due to potential theft when locking up my bike. Are ...
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Suggestion on buying a single speed 29er mountain bike

I'm interested in buying a single speed mountain bike for about $400-600. Can anyone recommend me one? I tried buying this http://www.redlinebicycles.com/bikes/mtb/2012-monocog-29er but it is all ...
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Are there tugnuts made to fit forward facing horizontal dropouts?

Are there tugnuts meant to fit forward facing horizontal dropouts such as those on a Surly Cross Check, All City Space Horse, or Salsa Cassaroll which won't block rack and fender bosses and keep wheel ...
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1answer
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What would be the “definitive” formula to calculate chainstay length from sprocket size, chainring size and number of chain links?

Before I started to write this answer, I thoroughly read this question, its answers and comments: How do I calculate the diameter of a chainring from the number of teeth? So, my question tries to ...
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2answers
621 views

Information about Lotus Explorer bike?

I just bought a 20" Lotus Explorer for $200. The frame is Tange CR-MO and has Shimano components, the bike shop guy said it was a good frame. I don't know a lot about bikes; I'm just looking for a ...
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336 views

Single Chainset

just wondering if there is much point in having a tripple chainset on my MTB, I very rarely change gear on the crank and I feel like having a single cog would make the bike lighter and also tidier as ...
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Should I Oil A Single Speed Chain?

My question is simple. Do I need to oil a chain on a single speed bike?
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Folding bike cleaning

I just got a Dahon Mu Uno 2011. I am really happy with the bike, but it's my first folding bike and I have noticed how quick it gets dirty. This is probably due to being closer to the ground than most ...
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448 views

Will an ACS 13T X 3/32 Crossfire freewheel fit an All-City Standard 130mm Hub?

Will an ACS 13T X 3/32 Crossfire freewheel fit an All-City Standard 130mm fixed/free Hub? I am attempting to setup a goldsprints setup using a very large front ring and a small rear freewheel. I'm ...
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3answers
749 views

Where can I find a 130 bcd single speed chainring with 58 or 60 teeth?

Where can I find a 130 bcd single speed chainring with 58 or 60 teeth? I am attempting to setup a goldsprints setup using a very large front ring and a small rear freewheel.
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What rear brake should I get for a Surly Steamroller?

I recently acquired a Surly Steamroller (fixed gear bike). I want to ride is as a single speed for everyday use. I changed out the rear wheel and got one with a flip-flop hub. I'd also like to add a ...
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3answers
1k views

Single speed chainline

I have just finished my first fixed gear based on an old Raleigh Rapide frame. But the chain line is off and I hear a crackling/ticking noise when I pedal. The wheels are replace with a gipiemme ...
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2answers
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How do half link chains perform for long term use?

i was wondering if there is anyone with a Rohloff hub riding half link chains for longer. OK, the hub isn't essential it's just a single speed chain, so experience from anyone who rides more than the ...
5
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1answer
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What's the easiest way to add gears to my single speed?

I recently bought a single speed - a Charge Plug Racer, and I realise I've made a mistake - too many hills on my commute and I need a smaller gear to help me up the hills. It's pretty hilly in my ...
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My LBS does not carry fixed-gear/single-speed parts. What next?

Question Changed. See Below for Original. My local bike shop neither carries fixed-gear/single-speed parts nor is very knowledgable about the topic. Should I find an online storefront to take its ...
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What kind of handlebar should go on a fixie to sell it?

I've seen fixies with mtb handlebars, sawed-off mtb handlebars, drop bars, and bullhorns. The fixie I built has drop bars, but I'm wondering if I should change that if I want to sell it.
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What are early signs of failure in forks/stem/handlebars?

I ride an SE Lager. In the past year, the following components have worn out or broken Front chainring Rear cog Rear freewheel Chain Seat (one of the bars snapped off) Many, many spokes Wheels ...
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8answers
9k views

Looking for Techniques for Riding Uphill on a Single Speed

I commute on a Single Speed (SS) bike about 13mi round trip. Going home is not a problem as the gradients are low and I can climb them. However, going in to work the gradients are much steeper and I ...
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7answers
998 views

Mapping the most gentle route for my single speed

I commute to work on a single-speed road bike, so it's a lot easier if I avoid any steep hills (preferring to cover the same gradient gradually). Taking a look at a map, there are seemingly 3-4 ...
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6answers
4k views

Fixie/Single speed frame information for beginner

I don't want to buy a ready made bike because singlespeed or fixed gear bikes are way expensive due to their popularity. I want to make my own bike, I haven't build a bike from scratch before. I want ...