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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26
votes
16answers
185k 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 ...
16
votes
7answers
6k 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 ...
16
votes
2answers
30k 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).. ....
14
votes
2answers
3k 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 ...
13
votes
4answers
14k 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 ...
10
votes
5answers
5k 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. ...
9
votes
3answers
12k 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 ...
8
votes
9answers
17k 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 ...
8
votes
4answers
31k 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 ...
7
votes
3answers
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 ...
7
votes
1answer
639 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 ...
7
votes
3answers
831 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,...
7
votes
2answers
14k 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 ...
6
votes
4answers
32k 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 ...
6
votes
3answers
3k 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?
6
votes
2answers
4k 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 ...
5
votes
3answers
1k 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 ...
5
votes
2answers
564 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?
5
votes
1answer
2k 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 ...
5
votes
3answers
7k 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 ...
5
votes
2answers
2k 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 ...
5
votes
1answer
682 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 ...
4
votes
2answers
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 ...
4
votes
4answers
9k 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 ...
4
votes
5answers
8k 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 ...
4
votes
1answer
593 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-...
4
votes
2answers
309 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 ...
4
votes
3answers
4k 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 ...
3
votes
3answers
1k 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 ...
3
votes
1answer
861 views

Installing downtube shifters with no clamp

I am trying to convert my Schwinn Mountain bike into a road bike. I bought a set of Shimano SL-SY20A 3 (2) x 7 Speed Down-Tube Shifters. they have a clamp attached but my downtube is very wide and the ...
3
votes
1answer
136 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 ...
3
votes
2answers
747 views

Ultegra R8000 groupset want to convert to flat bar shifter

I have searched but could not find any answers for my question. I have the Ultegra R8000 mechanical rim brake group set on my road bike and I want to convert it to a flat bar setup. I have searched ...
3
votes
1answer
870 views

Front hub conversion Shimano HB-M756L XT to Thru-axle

Has anybody converted a Shimano HB-M756L XT Front to a 15mm thru axle? The problem is that my bike fork has 15mm holes for thru axle but I have a new/nice set of QR wheels. I need to either convert ...
3
votes
1answer
294 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 ...
3
votes
1answer
914 views

MTB levers on a road bike conversion

I've got a Raleigh Olympian road bike I use for commutes and my neck is killing me (congenital problem). So I want to put gull wing cruiser bars on this bike, with mountain bike levers in the center ...
3
votes
1answer
243 views

Convert Sturmey-Archer AW hub to AWC

I have a 1972 Schwinn Breeze with a Sturmey Archer AW 3-speed hub (no coaster brake). I would like to replace the internals of the AW hub with the internals of an AWC hub (which has a coaster brake). ...
3
votes
1answer
931 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 ...
3
votes
2answers
448 views

Replace hub from old cassette to new fixed

I have an old mavic race rear wheel where the hub is rusted, but the spokes and rim is in prime condition. Thinking about changing just the hub (reusing spokes) to a fixed flip-flop to use the wheel ...
2
votes
3answers
721 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 ...
2
votes
1answer
104 views

Rickshaw electric conversion

Is it possible to buy a traditional pedal rickshaw and stick an electric bike conversion kit on it? The rickshaw I've seen is the type when the rider is at the rear and so has two wheels at the front ...
2
votes
1answer
790 views

Single to double chainset conversion

Can I change a single chain ring to a double? I have an old steel frame with a narrow bottom bracket shell 66mm and a single 50 tooth chain ring. I would like to add a 36/40 inner and want to know ...
2
votes
2answers
2k views

Mountain vs. Road 10 Speed Drivetrain Compatibility

I'm modifying my CX bike to double as a lightweight tourer. I'm currently running a 1x10 SRAM Force/Rival drivetrain. I'd like to replace my single front chainring with a "mountain double" to ...
2
votes
2answers
129 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 ...
2
votes
2answers
2k views

8 speed free wheel with single speed crankset

I would like to change my bike setup. I have a 8 speed freewheel and a 3 chainrings crankset and I would like to add a single speed crankset in front (around 50 teeth) because I am not using my front ...
2
votes
1answer
177 views

can down tube shifters be used with a gear set of 21 gears? (3x7)

I have two bikes - one a vintage 12 speed with down tube shifters - the other a twist shift gear conversion with 21 set shimano gears. I want to put the 21 gear set on the intage road bike - can I ...
2
votes
4answers
1k views

Replacing quick release wheel with ebike - motored wheel

I intend to upgrade my FireFox Sniper V to electric, by replacing the front wheel with a motorised kit wheel. My question is that the wheels (both) are quick-release: is it safe to motorise this bike....
2
votes
2answers
280 views

The new Copenhagen wheel - a worthwhile investment? [closed]

I've been looking to reduce how much I sweat on my commute to work, and I've been looking into electric bicycles. Upon looking, I saw the copenhagen wheel: an all-in-one electric bicycle conversion ...
2
votes
4answers
2k views

geared to fixied options

I've got a geared bike back tyre that has a dent in the rim. I'm considering a fixed gear conversion. A few points of issue: The bike has small vertical drop outs. The skewer width on the current ...
2
votes
2answers
91 views

Converting an SRAM Apex 2x10 to 1x10

I want to convert my bike to a 1x drivetrain (and move to a dropbar). It's a Commençal Le Route from 2013, full specs are here: mostly a 2x10 SRAM Apex Groupset (34/48 at the front, 11/32 at the rear)....
2
votes
2answers
735 views

Can I add a gear to my Tourney 14-34T freewheel

tl;dr Is there a way to easily add a smaller chainring to a tourney 7 speed 14-34 freewheel without replacing the hub/wheel Details: I have a 13" Fuji Women's Adventure 3.0. I've been shopping for a ...