Questions about shifting between gears or the shifters themselves.

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6
votes
4answers
243 views

Electronic shifters

I have been reading alot about the electronic shifters that are out now, specifically the ones on TREK bikes. I was wondering if they are worth the price, and more importantly how do they perform.
6
votes
1answer
564 views

Shifters and internal gears

I have an Airnimal Joey with 8 (internal, Shimano Inter 8) rear gears. I wanted to install drops handlebars and the shifters. I got the Shimano Sora ST-3300-8 Right / Rear 8 Speed Shifter, which I ...
2
votes
0answers
230 views

Change the angle of the arc of downtube / stem shifter lever to make it an alternative thumb shifter?

I want to mount the following SunRace clamp-on shifter set horizontally as a "thumb" shifter on a straight MTB handlebar (22.2mm). I will remove the left lever and only use the right with the clamp. ...
3
votes
1answer
1k views

Can I run 2x10 XT Shifters on a flatbar road bike with 105 10 speed STI components?

I want to run 2x10 XT shifters on a flatbar but still want use the 10 speed 105 components of the road bike would there be any problems?
3
votes
2answers
668 views

(Automatic Bike Project) amount of torque required to change gears?

I am planning to build an electronically controlled automatic bike transmission for my senior design project. I'm personally more of an electrical guy, so dealing with the mechanics is somewhat new to ...
1
vote
1answer
520 views

How long does a shifter, rear mech and front mech last?

I am talking about absolutely dirt cheap components which are non-branded. In terms of number of kilometres how long do they last? The bicycle is ridden on city and country roads and maintained ...
3
votes
3answers
821 views

SRAM Rival front derailleur throws chain to the outside, even after professional adjustment

TL;DR: if you have a SRAM Rival front derailleur I'd love to know if yours looks "funny" like mine does--it's described in bold. I have a SRAM Rival groupset (from late 2011), including front ...
1
vote
1answer
211 views

Compatibility for old Sram 7-speed shifter

A buddy asked me to fix his bike. The shifter is broken. It's an older bike with a Sram SRT300i-71 shifter. I found an exact match on that is fairly cheap on ebay, but I also found a similar model on ...
2
votes
3answers
647 views

How to thread gear cables through outers and end caps?

I'm currently putting a bike together with recycled parts and want to get away with not having to purchase a new gear wire. On my first attempt to thread the RD wire I ended up fraying it, cutting off ...
1
vote
2answers
2k views

Are Shimano R440 road flat bar shifters compatible with a mountain bike front derailleur?

The Shimano shifter flat bar series have the same cable pull length than the mountain bike shifters. Is this series compatible with a mountain bike front derailleur, Deore, for example?
2
votes
3answers
259 views

reliable bike shifting

I've recently had 2 bikes (Trek and Giant) of the hybrid style. The frame style was comfortable but both were difficult to change gears. When going up an incline, I would shift to a lower gear. The ...
2
votes
1answer
744 views

Can I run a SRAM road rear derailleur with downtube shifters?

Can I run a SRAM road (apex/rival/force/red) rear derailleur with downtube shifters? I though you might be able to mount the bar-end shifters on downtube, but it seems like they are a ratcheting ...
1
vote
1answer
263 views

First time buying parts ( derailleur, chain, rear axel, shifters) need help!

I have a 21 speed (3 front, 7 rear) NEXT bicycle ( model number 8568-49, year 2007.12.06) sitting in my back yard at the moment a few missing parts and I was hoping to get some help on what to get and ...
2
votes
0answers
288 views

My left STI shifter has 5 positions for a double crankset?

I'm in the process of installing my Shimano Tiagra left shifter for the front derailleur on my double crank and I'm a bit confused, the indicator shows it has 5 positions for a crank with only 2 ...
4
votes
2answers
5k views

Can I convert flat bar to drop bars on a hybrid bike

I'm fairly certain that the bars should change out quite easily; I'm more concerned about the shifters and brakes. Currently I have a hybrid 18 speed with cable disc brakes and Shimano Deore XT ...
5
votes
4answers
9k views

How to repair sticky Ultegra shifter

I have Ultegra 3x9 shifters and derailleurs that were installed just a couple months ago. I purchased them on eBay and although they were new, they had been sitting in inventory for a couple years so ...
1
vote
1answer
31 views

Twist shifter spacing between 6 & 7

My new cruiser bike has a twist shifter on the straight handlebar. Why is there more space on the dial between the numbers 6 & 7? The space between every other number is the same, except between ...
3
votes
1answer
343 views

Nexus shifter with Alfine hub

Is it ok to use a Nexus 8 speed grip shifter with an Alfine 8 speed hub? The Alfine shifters seem to be all trigger shifters is that correct?
2
votes
1answer
2k views

Replaced Shimano Bottom Bracket, now front derailleur won't shift to largest gear

OK, so in my quest to get my old Trek 7000 ZX MTB running again after a long retirement, I am having an issue with replacing the bottom bracket. The bike came with a Shimano LP25 that is marked BC ...
3
votes
3answers
140 views

How to repair shifter housing

I have shifter with damaged housing. It shifts well, but I guess if housing is not repaied, rain and elements will quickly put an end to it. Which material would be suitable to fix this hole? Epoxy ...
4
votes
1answer
4k views

Upgrade Shimano Sora shifters to 105

I want to upgrade my 3x9 Sora shifters to 3x10 105s. However, looking at the Shimano Compatibility Chart, it appears to indicate that I'll have to replace my front and rear derailleurs in addition to ...
2
votes
2answers
5k views

7 speed to 8 or 9 speed cassette change

this is my first time here and i am new in the bike sport. I have a mtb for a month now and i usually use it for road trips with some dirt intervals. It has a 7 speed shimano cassette (14-34) and on ...
3
votes
1answer
589 views

Looking for components needed to route 3 cables on top of toptube for cyclocross bike

My bike is setup for cable routing under the downtube. I would like to route my rear brake, front derailleur, and rear derailleur cables along the top tube of a bike I plan to use for cyclocross to ...
2
votes
1answer
492 views

Can I use microshift bar end shifters with 9-speed deore lx rear derailleur and 10-speed cassette?

Can I use indexed 10-speed microshift bar end shifters (on retroshift levers) with 9-speed deore lx rear derailleur and 10-speed 11-36 cassette? If not, What rear derailleur would work with the ...
2
votes
4answers
740 views

modernizing shifters

I want to replace my old lever shifters (Shimano 515) with something a bit more modern. Can I do this without replacing the front and rear derailleurs. And which shifter would be a simple, and or ...
3
votes
1answer
431 views

Anyone know the pull ratios of Zee 10sp and XT 9sp Mechs?

I'm putting a bike together from a load of spares and I'm having difficulty getting a shifter and derailleer to play well. I think the problem is the Zee mech. Does anyone know the pitch/pull ratio in ...
4
votes
1answer
1k views

upgrading an old bike gears and shifter

I don't have a whole lot of knowledge on this, but here goes. I have an old Murray Ultra mountain bike (prob. 15 yrs.+). It is a 15 speed bike, with a 5 speed freewheel. The whole Shimano system is ...
3
votes
1answer
381 views

Can I use Shimano trigger shifter with my X3 SRam gears?

My bike has SRam X3 gears and a grip shifter. I'd like to change for a trigger shifter. In the bike shop where I bought it, they say that I can change for a Shimano shifter (they don't have SRam). ...
1
vote
3answers
4k views

Front Derailleur Not Working

I recently bought a new bike off of BikesDirect. http://www.bikesdirect.com/products/windsor/wellington2_IX.htm However, no matter what I do, I can't seem to get the front derailleur to do anything. ...
3
votes
2answers
2k views

Am I better off buying a new bike, or upgrading my old bike?

Half a year ago I started to use again my old Schwinn Woodlands MTB for commuting. I didn't want to spend a fortune on a new bike, I wasn't certain that I would like to bike commute daily. Bike has ...
1
vote
3answers
273 views

Are shifters compatible with different derailleurs?

Can I simply choose one shifter without taking into consideration the derailleur that will be used with it and vice-versa?
1
vote
1answer
718 views

Can I use 10-speed Shimano STI shifters with a 9-speed drivetrain?

I need to replace Shimano 105 STI shifters on a 9-speed road bike which was damaged in an accident, however there are few places that still stock 9-speed Shimano 105 STI shifters. Can I use the ...
4
votes
1answer
393 views

Shimano Sora shifter having trouble in the snow

So today is the first day of snow here in Norway, and I had prepared well for this day. My Giant Cyclocross has new spiked tires and i've done a check on all components, they are ready for the ...
0
votes
1answer
2k views

Will an Ultegra bar end shifter work with MTB derailleurs?

Such as Shimano acera, deore; or SRAM X5, X4 etc... I'm thinking of adding this http://cyclingabout.com/index.php/2011/12/use-barend-or-downtube-shifters-for-bike-touring/ (handlebar and whatever is ...
3
votes
1answer
1k views

9 Speed Road STI + MTB Derailleur

Apologies if this is is obvious or has been answered before. I'm looking at setting up a touring bike, using road STI levers (Shimano or equivalent, looking at Tiagra 3x9 or possibly the Microshift ...
3
votes
4answers
3k 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 ...
3
votes
1answer
1k views

How can I adjust index shifter so it doesn't skip the second chainring?

I recently replaced my chain and cassette on my commuter bike. It was a first time operation for me, as I am a new to doing bike maintenance. That part seems to have gone fine. While I was at it, I ...
2
votes
2answers
6k views

What shifters are compatible with shimano 9-speed?

I haven't ridden in anger since around 2003. I have two bikes which I am trying to return to a roadworthy state. Each has a non-functioning right hand shimano shifter. Racing bike: Ultegra 6500 ...
2
votes
3answers
1k views

change derailleur and shifter in an old road bike reconverted to hybrid

I have an old road bike, that I converted to a hybrid bike, I just use it for small tourings. Some time ago I changed the handlebar, the brake levers and the tires. Recently the derailleur broke up, ...
3
votes
2answers
9k views

Disassembling Shimano integrated gear shifters (brifters)

The up-shift lever (the long one) on my gear shifter for the front derailleur got stuck and now I'm looking for a way to disassemble it. Is there a way to do it without removing it from the ...
1
vote
1answer
866 views

New shifters: is Acera SL-M360 a good buy and how much better is SL-M310?

I was going to buy the Shimano Acera SL-M360 (but now the shop only has the SL-M310 ones), so I wanted to double check if it's what I'm actually looking for. I just want them to last long and do their ...
2
votes
1answer
2k views

How to choose bar-end shifters for a given groupset?

I'm doing a few triathlons this summer, and I'm getting an aerobar for my bike. I'd like to be able to shift while in the aero position. I've currently got ordinary road bike bars. On these bars ...
2
votes
2answers
668 views

Converting downstem shifters to barcons

What considerations should be made for converting a downstem shifting system to barcons? Both the current system and the system that I would like are friction shifters. The bike is a 1986 Peugeot ...
3
votes
2answers
5k views

Can you use a 8 speed Shimano shifter with a 7 speed cassette?

Want to use a 8 speed shifter on a 7 speed cassette. I saw this question, but I am unsure if this would work, since I believe the spacing is the same between a 7 and 8 speed, the length is just not.
5
votes
1answer
3k views

Replace Ultegra 6600 STI lever

I need to replace my Ultegra 6600 right hand shifter as the ratcheting system is gone. The rest of the groupset is all the same 6600 series. I am having a hard time sourcing just a right hand side ...
5
votes
4answers
3k views

What to buy when looking for a low maintenance city bike that allows sportive riding

I just want to replace my good old 50€ used Peugeot City Bike, that has served me well for the past year, but has some problems (like ribbed Steel Rims) that are hard to overcome. I want something ...
2
votes
3answers
2k views

Front derailleur doesn't seem to be moving

I'm trying to troubleshoot my 24 speed hybrid bike. As it was, the front shifter was having very little effect. I would change gears and not much would happen. When I had a chance to look at it, I ...
4
votes
3answers
6k views

Can I use a 9-speed shifter with a 8-speed cassette?

I'm looking into replacing shifters on my MTB. Currently I have 8-speed Shimano Alivio shifters - will 9-speed Deore or SLX shifters work? I do not care if one of the shifter's position will be ...
2
votes
2answers
215 views

How do you switch grip shifters from shifting as if they were on the opposite derailleur?

I was replacing cables on grip shifters recently and when I put them back together they acted as if they were on the wrong side. By that I mean the front shifter (3 chain rings) were shifting 7 times ...
1
vote
4answers
1k views

Ultegra 9-speed brifter upshift problem - beyond WD-40?

I have a 2000 Ultegra 9-speed right/rear brifter that does not "release" the cable properly. My initial search on this problem suggested that this could often be cured by flushing with WD-40. So ...