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Questions tagged [conversion]

How to convert part or all of your bicycle from one type to another. For example, from a derailleur bike to a fixie; from an upright to a recumbent; or from dropbars to straight bars.

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28 votes
16 answers
201k views

Converting a MTB to a Road Bike

I just bought a new MTB and am planning to change my previous MTB into a Road Bike. How do I do it? What kind of parts do I need to change or add or remove? I am not looking to for a full ...
Starx's user avatar
  • 2,958
19 votes
7 answers
7k views

Mountain Bike on Paved Roads

I'm an occasional biker. I bought a mountain bike (nothing fancy) with the idea that I might use it off-road or on mountain trails (of which there are many here in Calgary). However, since I've bought ...
Craig Walker's user avatar
17 votes
2 answers
41k views

I'm changing from 8-speed to 10-speed will I need to replace my rear Hub?

I've dug an old road bike out of the garage for the winter and need to upgrade the drive-train, I'm happy about most of what I need but but I'm not sure about the rear hub (an old Shimano Ultegra).. ....
Dog Ears's user avatar
  • 609
15 votes
2 answers
5k views

Can a normal bicycle be adapted as a draisine (to use on abandoned railways with the tracks in place)?

For a long time I've wanted to rent a draisine and ride it down an old abandoned railway. There's dozens of places in Scandinavia where one can do so. Source: Jonas Andréasson, Wikimedia Commons ...
gerrit's user avatar
  • 3,937
14 votes
4 answers
18k views

700 wheels on bike made for 27" wheels

I just bought an older road bike with 27" wheels. I am curious if I can mount 700 wheels (typical road size) on it. Has anyone ever done this? The main reason I am interested in doing this is so ...
sixtyfootersdude's user avatar
13 votes
8 answers
5k views

Can I convert a 1x9 speed bicycle to single speed by putting 9 identical cogs into cassette?

As the cogs in cassette seem separable, can it be converted into single speed by just putting the 9 identical cogs of the gear you like and retaining the rest of the gear mechanism as it was? Such a ...
nightrider's user avatar
  • 7,879
11 votes
5 answers
9k views

Can I replace my bicycle's dynamo with batteries?

I have a working lightning system on my bike with wired front and rear lights, powered by a dynamo. The dynamo's plastic has broken and I have repaired it several times now, but now it is FUBAR. ...
Paul Weber's user avatar
  • 1,269
10 votes
2 answers
2k views

Converting tandem to cargo bike

I live in South America where we don't have substantial supply of modern two-wheeled cargobikes in the market at reasonable prices, so I think converting a tandem bike by dismounting the stoker seat ...
Diego Weissel Rovira's user avatar
9 votes
9 answers
20k views

What initial improvements can I make to a Schwinn Sidewinder?

I bought a Schwinn Sidewinder from Walmart last night in a desperate attempt to get some exercise. I took it home and rode intensely for an hour, it was fantastic! I may be wrong, but I see bicycles ...
blong's user avatar
  • 201
9 votes
3 answers
16k views

Can I convert a road frame to a mountain bike?

Some years ago, I picked up a Cannondale R3000 and moved all the components to my current bike as an exercise in bike building, never repeated (in fairness, the Cannondale fit me a little better but ...
kyle's user avatar
  • 193
9 votes
7 answers
67k views

How do I know if I can replace the 27 inch wheels with 700c wheels on my bike?

I recently purchased an 80's Japanese bike off craigslist called "Jupiter King." It has 27 inch tires but I want to switch to 700c for greater wheel/tire selection. I specifically want some nice ...
Nate Kamerick's user avatar
8 votes
3 answers
2k views

Convert single speed, steel framed, vintage track bike to geared

Is there any way to convert a steel framed single speed vintage track bike to a geared bike? I have a track bike with only the rails for the wheel but I've moved out of the city and there are more ...
Andrew Welch's user avatar
  • 2,954
8 votes
4 answers
6k views

Removing rear hub end caps (Mavic Allroad Pro)

I've just bought a Mavic Allroad Pro wheelset and I want to convert the rear hub from 12x142 to 10x135 configuration. I bought the 10x135 adapters (highlighted in red in the attached image, it's a ...
Misterer's user avatar
7 votes
3 answers
2k views

Single speed conversion chain keeps derailing rear cog under load?

The chain on my SS mt bike keeps coming off the rear cog under load (like when I hit a steep hill) it will hold right after it's tightened but after a few hills it starts coming off non-stop. Talked ...
user avatar
7 votes
5 answers
273 views

Braking system conversion for Pashley Cargo Bike

I've picked up a Pashley Classic No.33 cargo trike and am turning it into a coffee trike. Once I've got an extra 120kg + my weight on there I'm aware I'm going to need a pretty good braking system. It ...
Jeremy Daubeny's user avatar
7 votes
3 answers
3k views

Switching from a dérailleur to a gear hub

I'm upgrading an old bike with a five speed dérailleur system which I'm trying to convert to use a three speed gearhub from Shimano. I have assembled the wheel, I know how to set up the gearhub itself,...
andrewsh's user avatar
  • 227
7 votes
2 answers
16k views

What do I need to research to switch to an internally geared hub?

I have a bike that I rather like, but it's geared entirely for high-speed road bike type work. It's fantastic on the flat areas of the route that I take every day, but I also have a couple of serious ...
Savanni D'Gerinel's user avatar
6 votes
4 answers
3k views

Can I mount disc brakes and 650b wheels on this bike?

I've got an early-mid 2000's Trek touring frame, I think – got it about 6 years ago at a local bike co-op for my first (and only) ground-up build, and had it powder coated, and unfortunately I didn’t ...
Bighorn Bum's user avatar
6 votes
3 answers
13k views

Change Shimano GRX 1x to 2x

This may be a stupid and uncommon (definitely seems so) question. Also forgive me for potential etiquette violations, as this is my first one on bike stackexchange. I'm thinking about buying a gravel ...
Dima's user avatar
  • 173
6 votes
4 answers
45k views

Is there any kind of adapter to mount v-brakes or cantilevers to a frame that's not designed to accommodate them?

I have an aluminum single-speed frame that was marketed as a fixie. I'm wanting to convert it to a single-speed commuter. (I'm getting older and the fixie doesn't agree with my knees anymore.) It has ...
jimchristie's user avatar
  • 11.8k
6 votes
2 answers
2k views

Converting 3*7 speeds to 1*12 or 1*11

I have a 3 * 7 Shimano set. I would like to change this into either a 1 * 12 or 1 * 11. How much would the conversion approximately cost? I am new to the biking world, so forgive me if I am saying ...
user917983's user avatar
6 votes
3 answers
4k views

Convert fixed gear to coaster bike

I want to convert my fixed gear 700c bike (raleigh rush hour) to coaster break bike. Can anyone recomend the best way to do this. Can anyone recomend a good coaster rear hub or coaster rear wheel?
user160917's user avatar
6 votes
4 answers
14k views

How do I make a MTB shifter fit on a Road dropbar?

I'm about to buy a MTB, since we don't have cyclocrosses here in my country. I'd like to have a road dropbar, but can't spend money on a road shifter like tiagra sti. I know the mtb handlebars are ...
Bruno Siqueira's user avatar
6 votes
3 answers
15k views

Single speed to multi-speed conversion with internal gear hub

I currently have a single speed 52m Crew District. I got it as a commuter once I got moved closer my workplace. I live in a fairly hilly area and I am thoroughly missing the option to downshift and ...
Mario's user avatar
  • 61
6 votes
1 answer
4k views

5 speed cassette on 8 speed hub

I just picked up a cheap wheelset to replace the wheels on a vintage bike. The old bike had a 5 speed freewheel (I think. The model printed on it is shimano-ug). The new rear hub is a shimano fh-rm30 ...
thermite's user avatar
  • 163
6 votes
2 answers
5k 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 ...
harryg's user avatar
  • 1,189
5 votes
3 answers
14k views

Converter for quick release skewer to thru axle

I was wondering if there are any strong and durable converters out there for a quick release skewer to convert to a thru axle. I ride a MTB and need something that won't break or fail for me. I don'...
Caden Sorensen's user avatar
5 votes
2 answers
824 views

Conversion to horizontal dropouts (for fixed gear), V-brake

If I convert vertical dropouts (as on picture) to horizontal dropouts as on youtube video by cutting and welding: . Will there be any challenges with the V-brakes ? If ...
Michael D's user avatar
  • 828
5 votes
1 answer
998 views

How do I fit an e-hub motor axle that is too big?

I am converting my wife's Giant aluminium frame bike to electric by fitting a rear hub motor. The problem that I have encountered is that the e hub motor axle is much bigger than the original wheel. I ...
Tigertone's user avatar
5 votes
1 answer
621 views

Will this modern road bike hub fit in my 1990's MTB (130mm restoration)

I have a mid 1990's MTB with 130mm OLD between dropouts. In order to fit a 9 speed Hyperglide cassette I switched the wheel for a modern 135mm and removed spacers on the non drive side. Works like a ...
tweedi's user avatar
  • 587
5 votes
2 answers
702 views

Buy Time-Trial bIke or convert road bike

I have started doing triathlons but don't want to invest in a Time-Trial bike until later. What are the problems with converting a road bike to a Time-Trial bike?
Garth's user avatar
  • 51
5 votes
3 answers
8k views

Converting an existing cyclocross bike to disc brakes

I have a bike (Surly Crosscheck) that is used for commuting and cyclocross. As it's a bit older and disc brakes were not legal for 'cross until recently, it has cantilever brakes for optimal mud ...
bikesandcode's user avatar
  • 4,466
5 votes
1 answer
1k views

Shimano Nexus 3 — what anti-rotation washer to use?

As I described in my previous question, I attempted a gradual conversion from a dérailleur to a Shimano Nexus 3 gear hub. I have installed the hub, keeping the dérailleur's pulley for now, with ...
andrewsh's user avatar
  • 227
4 votes
3 answers
3k views

How do I purchase a drop bar bike that will be converted to flat bar?

I really like the Kona Sutra from both a price and specification point of view. As I have only ridden flat bar bicycles I am not sure if I can used to the drop bar. In case I cannot, I would like to ...
Gabor Meszaros's user avatar
4 votes
1 answer
307 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 ...
Laoshi's user avatar
  • 739
4 votes
2 answers
680 views

Road bike to CX/Gravel conversion

I have a Cinelli Experience 2016 road bike with rim brakes that allows up to 28c tyres as per Cinelli's specifications. Somehow, Cinelli keeps mentioning it's fit for gravel as well. I'm looking ...
dvsn's user avatar
  • 75
4 votes
2 answers
4k views

Is it worth converting a steel frame Trek Roadie to a Cyclocross?

I have a Trek Elance 330 from the 80s and love it! However, I find myself needing something that can handle fire roads (gravel jeep paths) and am wondering if it is worth the effort. Also, if it ...
Stephanie's user avatar
4 votes
2 answers
528 views

1x Conversion FC-T8000

I've had a 2016 Ghost Square Cross 6 bike for about two years and I just realized that I never change the front gears once. To reduce clutter, weight and just make my bike easier to clean, I want to ...
Luna's user avatar
  • 43
4 votes
5 answers
9k views

Converting my old mountain bike to a cyclocross

I have a 1992 Bridgestone MB-4 that I am converting to a cyclocross bike. It is a 3 x 7 (21 gears). I am going to put down bars on it and to change the older over shifters and brake levers. As it ...
Jerrad Bloome's user avatar
4 votes
1 answer
733 views

Is it a good idea to switch to hub gear?

I have a Firefox Roadrunner Pro. I wanted to know if it was a good idea to install an internal hub gear on it. I want to install it to reduce dust accumulation and oiling and to simplify the wheel-...
Ayan Mullick's user avatar
4 votes
1 answer
1k views

Can I use slider dropouts on my track dropouts?

My bike's dropout/fork-end basically look like this: and I wonder if I could use something like this to convert it into a vertical dropout with a hanger and disc caliper mount: I'll only be using ...
Gregory Leo's user avatar
  • 1,305
4 votes
2 answers
702 views

Bottom bracket conversion with rare cups

I'm asking this question as I'm interested in the community opinion in the idea of "am I taking the right path" or "is there a better way". tl;drl; - scroll to the bottom, please. Namely, almost ...
Mike's user avatar
  • 4,341
4 votes
1 answer
592 views

What is the difference b/w dropout diameter(9mm) and 3/8"(9.478mm) Tpi bicycle axles

I am creating a ski-bike and taking this website as a reference: Alpine Ski-Bike. I am having some trouble understanding some things, as it says that "it fits in 100mm x 9mm front dropout" but ...
Mrityunjay Bhardwaj's user avatar
4 votes
1 answer
2k views

Are there geometrical differences between framesets optimised for flats vs drops, other than top tube length?

Question background: I am on the cusp of buying a 'do it all' bike for commuting and light touring. The bike i'm looking at (Genesis Croix de Fer 2015 model) comes with drop handlebars. I would like ...
Rich's user avatar
  • 41
3 votes
5 answers
6k views

Shimano Deore as Gravel Bike

I have this MTB with Deore M5100 groupset (2 x 11 speed) and I want to convert this MTB to gravel bike. (Converting from straight bars to drop bars.) Is there any brifter compatible for this series? ...
auphali's user avatar
  • 31
3 votes
4 answers
5k views

Is it possible to convert a single speed rear wheel into a multi-speed rear wheel?

If I buy a wheelset that was meant for a single speed bicycle, how could I convert that wheelset to a multi-speed bicycle? Note that I am not asking about converting a fixie ride into a multi speed ...
code7's user avatar
  • 31
3 votes
2 answers
3k views

Converting hybrid to gravel bike, flat to drop bars and brifters?

I'd really like some advice on changing the bars on my bike to drop bars from flat. My bike is nothing special, but I really like it and would like to try to convert it, rather than buy a new bike. I ...
Tristan Kirkpatrick's user avatar
3 votes
3 answers
933 views

Risk for road bike to gravel bike conversion

I'm considering changing the wheels on my specialised road bike, from road tyres to gravel tyres. This is to facilitate some light bike-packing in the summer months. My main concern is that the road ...
megsryder's user avatar
  • 131
3 votes
3 answers
5k 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 ...
 deLiz's user avatar
  • 91
3 votes
1 answer
15k views

Converting quick release to solid axle

I want to swap out my front wheel (solid axle) with another wheel (quick release axle). Issue is, I DO NOT want to use quick release for various reasons. I have tried janking out the quick release ...
Clueless's user avatar