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Questions tagged [shifter]

Questions about shifting between gears or the shifters themselves.

25
votes
6answers
4k views

Can you shift both the front and back gears simultanously?

Is it advisable to shift both the front and back gear simultaneously? Can this cause any damage?
23
votes
7answers
65k views

How do I efficiently shift gears on a road bike with downtube shifters?

I have bought a vintage Campagnolo road bike, so the shifters are on the down tube. I own a mountain bike and i am used to changing gears on that one, but don't know the proper technique to change on ...
21
votes
4answers
18k views

Why has indexed shifting displaced traditional friction shifting?

I really don't like indexed shifters, at least on the front. They're harder to adjust, more sensitive to cable stretching, and limit the number of gear combinations you can use (because you can't ...
17
votes
10answers
5k views

How do experienced cyclists know which gear they are in without an optical display?

Most mid to high level mountain groupsets (eg SLX and X7) have shifter options without any display as to what gear is currently active. How do riders avoid cross-chaining and other unpleasantnesses, ...
13
votes
6answers
37k views

Bike is shifting on its own

Ever since I got my bike (Surly Long Haul Trucker), it has been prone to shifting on its own. This is almost guaranteed to happen when I stand up on the pedals, and happens regularly when sitting as ...
12
votes
7answers
8k views

STI shifter sometimes doesn't catch in cooler weather

I've got a road bike with brake lever shifters, and it's developed a small problem with age: sometimes, the shifter doesn't catch the first time or two I push it. It'll move easily, with no resistance,...
10
votes
5answers
23k views

How do I replace road bike hoods?

I commute daily on a road bike with Shimano Tiagra STI shifter/brake levers. The rubber hoods are pretty grimy and getting sticky, torn up and unpleasant these days. Repair and replacement of pretty ...
9
votes
5answers
3k views

My bike goes up one gear at a time, but down two: is this normal?

Just over a year ago I bought a new bike (a Giant Escape 3) with a trigger gear system - my previous one had a grip-twist to change gears. After riding and experimenting for a while, I was able to ...
9
votes
4answers
13k views

How to fix front gear taking 2 shifts just to move onto next cog

I was out on a ride yesterday and several times when I was changing up and down between big chain ring and little chain ring (I only have the 2 rings up front) it required 2 gear changes. The gears ...
8
votes
6answers
7k views

Pedaling not connecting right away

I ride a rather usual Merida hard-tail mountain bike. Recently I've come to notice that when I start pedaling (bike already in motion), it can take up to as much as quarter of a turn for the pedals to ...
8
votes
5answers
28k 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 ...
8
votes
2answers
1k views

Front derailleur rubbing against chainring

I'm trying to fix up my old (1999) Trek 4500, and I've run into a snag while adjusting the front derailleur. It's a Shimano FD-CT92 (bottom bracket mounted E-type), and it's rubbing against the ...
7
votes
1answer
2k 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 ...
7
votes
3answers
19k views

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

I want to use an 8-speed shifter with 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, but the length is ...
7
votes
1answer
691 views

Gear cable head stuck in Shimano Sora lever

During the replacement of gear cable (Shimano Sora 2017 brake/gear levers), I incorrectly threaded the gear cable, gave it a little tug, and now the head of the cable is stuck in the lever housing, ...
6
votes
5answers
986 views

Rohloff twist shifter is too slippery when sweating

My Rohloff Speedhub is pretty slick, but unfortunately so is the twist shifter when I'm sweaty. In southern Florida, riding my trike, that's pretty much all the time. Switching gears already has ...
6
votes
2answers
739 views

Campagnolo cabling: can I use other non-Campagnolo brands?

The obvious reason why, is cost! I need my front derailuer's cable to be replaced and I'd like to simply buy some raw brake cable from the bike shop and simply re-insert into my existing campy cable ...
6
votes
2answers
14k views

Front Friction Shifter Problem

I have friction shifters and for some reason the front one gives me a bit of trouble. It tends to return to its most untensioned state. So say I want to shift to a higher gear, it will try to drop me ...
6
votes
4answers
322 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
4answers
4k 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 ...
6
votes
2answers
15k views

What is a shimano ispec shifter?

I know what a shifter is but I could not find a definitive answer on what an ispec shifter is or how is it different from a regular shifter. For example the 2014 shimano deore groupset says it has ...
6
votes
2answers
10k 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 ...
6
votes
1answer
7k 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 ...
6
votes
3answers
2k views

Bullhorn bar + STI brake/shifter

I'd like to install a bullhorn handlebar on my existing hybrid bike and would prefer to continue using my flatbar Shimano STI R42O gear/brake lever system rather than a bar end brake/shifter solution. ...
6
votes
2answers
446 views

Servicing/fixing an Ultegra bar end shifter

After almost 15 years of flawless service my 8 speed Ultegra bar end shifter has suddenly stopped working. With the wire detached from the derailleur so there's no tension in it the lever now only ...
5
votes
5answers
5k views

Gear indicator on SRAM X5 Shifter shows wrong gear

I have SRAM X5 Shifters like this one: The indicator is now showing the gear above the one I'm actually in, so if like the picture it shows a 2 I would actually be in 1 (the smallest chainring), a 3 ...
5
votes
3answers
17k 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 ...
5
votes
2answers
877 views

Friction-shift (rear) always changing up the gears

I have an old french touring bike (from the 70s or 80s) with downtube friction shifters. I recently had it serviced, and ever since there's been a constant pressure on the rear gears which means they ...
5
votes
3answers
868 views

Are my gears setup backwards?

I have a trike with Shimano shifters. There are 3 gears in the front and 8 gears in the back. Gears are changed by rotating wheels found on each handlebar. The gear shifters have a window telling me ...
5
votes
2answers
1k 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?
5
votes
2answers
2k views

How to adjust cable length on integrated brake/shift levers, when there is no barrel adjuster?

I feel bad asking this question because I've been doing bicycle maintenance for over 20 years and this seems like a noob question. I was unable to find a Shimano manual to answer this question. I ...
5
votes
3answers
11k views

How to reassemble a Shimano Alivio Shifter

I need a diagram on how to reassemble a Shimano Alivio Shifter. I just can't seem to get it right. I even disassembled the other shifter to see how it all fits together and now I can't get it ...
5
votes
4answers
18k views

Shimano Revo Shift Gives No Clicks

I have a problem with my shifter. My bike is using Shimano Revo Shift(gripshift) RS-35 (see my picture). The one shifting the front derailer (the left shifter) does not click when I turn it but it ...
5
votes
3answers
6k views

Claris vs Sora shifters

I'm upgrading my road touring bike, currently with a 3x8 drivetrain and bar-end friction shifters. I'm going for integrated brake/shift levers, and wondering about the difference between the Claris ST-...
5
votes
2answers
969 views

Shifter cable broke down: misuse, lack of maintenance, shifter or regular occurrence?

My rear shifter cable just snapped yesterday. It broke down without any real warnings that I can recall. It neatly broke right at the head, that remained inside the shifter (a Shimano one). If I ...
5
votes
1answer
2k 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. ...
5
votes
2answers
6k 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 ...
5
votes
3answers
7k views

rear shifter lever gets stuck when shifting gears

All the shifting was working smoothly until my bike fell off to the ground (edit1: to my right side hitting the right side of the bike) with me couple days back. Now after about a week when I took my ...
5
votes
2answers
5k views

How to correctly adjust 3 speed shifter

I have a second hand chapelli 3 speed bike. Everything was fine until I got a flat tire on my back wheel. I was able to figure out how to get the back wheel off (after a bit of Googling), by ...
5
votes
1answer
2k views

Can't setup shifting on Shimano Nexus 7 after unscrewing wheel

I had to unscrew rear wheel to replace inner tube. I haven't fully detached it, just to the moment I was able to replace tube. After reattaching wheel I can't setup gears shifting (that's my first ...
5
votes
2answers
2k 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 ...
5
votes
1answer
1k views

Swapping STIs for barends — what issues are likely to arise?

I'm planning to swap shifters and brake levers from one bike to another. One bike is a randonee with STI brifters, and the other is a Surly Long Haul Trucker with barends and separate brake levers. ...
5
votes
2answers
273 views

Can old, stiff friction shifters be made serviceable?

I've got a few friction shifters knocking around but all seem so rough as to be impossible to use on a bike. Are they meant to be like that or can a service be done on them to get good use out of them?...
5
votes
1answer
321 views

Internal Cabling Problem?

I've been having some bike issues with a 2016 Trek Allant 7.4 . I'm looking for any documentation about this problem, or any known solutions that don't include externally routing the cable.   ...
5
votes
2answers
2k views

Nexus 7s shifter: how to replace cable?

I've got this part on my bike: A shimano nexus 7s shifter. The bowden cable's inner lining is worn after 17 years so I was trying to replace it. But what I can't find is how to disassemble the ...
4
votes
4answers
1k views

Are there any 8-speed brifters with internal cabling?

I have a situation where the bike has (OEM) 8-speed Shimano Claris shifters with the cables coming out the side which interferes with the handlebar bag. (Photo below). SRAM doesn't list any 8-speed ...
4
votes
4answers
564 views

Shimano Revoshift twist grip unusably tight

Shimano twist grip shifter on Apollo Neo 6 girls bike. I bought this bike 6 months ago for my 7 year old. After getting it serviced at 99 Bikes the shifter was so stiff my daughter couldn’t change ...
4
votes
1answer
658 views

Which bikes come with SRAM Automatix

I rented a bike with SRAM Automatix once and it was a pleasure to ride. I'm not sure what the brand was and I couldn't find any information online as to which bikes come with this hub. I guess I ...
4
votes
4answers
218 views

Restoring a steel Japanese bike from the early 80s

I recently picked up a Shogun 2001 touring bike from the early 80s. It's hardly been ridden and has a beautiful double-lugged frame with F&R racks, Al fenders and brazed-on threaded fittings for ...
4
votes
3answers
2k 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 ...