Questions tagged [shifting]

Questions relating to the act or mechanisms involved with moving the chain from one gear to another.

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Another question regarding the specific size of stepped ferrules

I have a frame with in total 5 brazed-on cable stop with 5 mm inner diameter, on at the chain stay and 4 at the bottom bracket, and I'm using 4.5 mm outer diameter shifing cable housing. The standard ...
Peter Sanctus's user avatar
4 votes
3 answers
789 views

Campagnolo Chorus 10-speed shifters - bad shifter feel

I run an early-2000s Campagnolo Chorus 10-speed groupset on one of my bikes. Shifting is generally OK and the rear mech works fine on the stand, but out on the road it is often hard to get good shifts ...
DoNuT's user avatar
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4 votes
1 answer
129 views

Shifting skipping gears: Is the rear derailleur the problem?

I have an 8 speed where I couldn't index the shifting properly without it skipping a gear. 8 - 7 - 6 then it skips to 4. (There's also another skip in gear 2-3). If you adjust it to shift to gear 5, ...
Banjo Panesa's user avatar
1 vote
0 answers
68 views

Not able to shift from a specific gear

I have a 9-speed rear derailleur and shifting from 1 to 9 isn’t a problem except when it is from 6 to 7, while downshifting has a bit of lag, upshifting takes forever and sometimes it doesn’t even ...
Rohith Nambiar's user avatar
5 votes
1 answer
75 views

Question About Shifter Functionality?

I’m a new bike rider and I’m trying to get a lot more into biking and understanding bikes and what not. However, I recently bought a Cannondale Quick CX 4 (about a month ago) and I’m having issues ...
TryingToLearnMaths's user avatar
5 votes
4 answers
682 views

Chain drops when shifting up a gear at the front?

I've just gotten a new bike and run into a problem. When shifting from a smaller cog to a bigger one in the front gears, the chain consistently drops. The problem happens regardless of whether I'm on ...
SRJBike's user avatar
  • 51
1 vote
3 answers
276 views

Shifter not working in cold weather

My commuter bike has a 7-speed Tourney groupset with thumb shifters. When commuting today, I arrived at the office and shifted down a few gears before parking the bike as usual. I noticed that the ...
DoNuT's user avatar
  • 4,356
1 vote
2 answers
317 views

Blindfolded, can you tell an Ultegra from a 105?

Suppose it were possible to ride your road bike blindfolded. You're experienced riding both Ultegra 8000 (2017) and 105 R7000 (2018) groupsets, and so you ride two bikes that are identical, other than ...
Sam7919's user avatar
  • 9,112
3 votes
2 answers
109 views

Bike chain jumping at lowest and highest gear, fine in the middle

I changed out the shifter housing/cable because I felt some friction, and ever since it seems like I can't get the indexing right. If I set it to work well in the high gears, it doesn't work properly ...
user72590's user avatar
5 votes
4 answers
530 views

GRX 2x11 - what causes the chain to bounce significantly when shifting the cassette into a higher gear (smaller sprocket)?

I recently set up a new gravel bike with all new components, including a 2x11 GRX DI2 drivetrain. 31/48 and 11-36t. It has ridden under 600 miles and only seen rain once. It is accident free and has ...
jonatans's user avatar
0 votes
1 answer
131 views

Chain repeatedly slips on rear cogs to next higher gear...and sometimes back and forth. What to adjust?

EDIT: Just to be clear, everything has worked fine with the bike and the Kickr up until a few weeks ago (that is, for about six months the combo has worked fine). So something's gone a bit out of ...
Cerulean's user avatar
  • 1,061
0 votes
1 answer
438 views

Shimano Nexus 7 shifting issue

I have an older Batavus bike, with a Shimano Nexus 7 speed, which won't shift into the lower gears. What I mean by that is; the dial will display the gears 1 - 3 but they all feel the same when ...
Andrei's user avatar
  • 1
0 votes
2 answers
127 views

My bike gears are not shifting and I want to manually get it to stay in 1st gear

My bike doesn't allow me to adjust my gears as it was too stiff. I loosened everything up with WD40 however it still didn't help and now I can't tense up my cable. Please can someone tell me how I ...
Dominicthedev's user avatar
2 votes
2 answers
107 views

Rear derailleur can't reach the smallest gear (Shimano 10 Speed Road)

I recently assembled the following combination of parts: Shimano 10-speed STIs (non-series, between 105 and Ultegra, ca. 2003) MicroShift 10-speed cassette (11-28) Tiagra 10-speed rear derailleur (...
ParkParkParkPark's user avatar
4 votes
2 answers
173 views

rear derailleur stuck on first gear after changing rear tire

I am a cycling newbie. My bike has 18 speeds with two chainrings in front and nine in back. I just did my first rear tire replacement. Most of that went well, however when I took it out for a short ...
Stevie's user avatar
  • 41
6 votes
1 answer
471 views

Can't switch to biggest sprocket after the upgrade

I have upgraded some components of my old MTB's drivetrain as it had a Deore crankset and Alivio rear derailleur but 7 speed cassette, shifters and chain for a long long time. Now they are all 9 speed ...
Ender's user avatar
  • 1,678
24 votes
8 answers
8k views

Why is there nearly no 1x road bikes?

During last ~10 years, nearly all high-end mountain bikes became 1x. Front derailleur seems to be gone. In road bike world this has not happened. Why so? MTB gear range is typically larger than road ...
Konstantin Shemyak's user avatar
6 votes
1 answer
481 views

Is it acceptable to have some noise on largest sprockets?

There is some chain noise on the two largest sprockets on my friend's road bike. It's not a skipping noise and not on a cross-chaining gear. Do you think it is ok to have noise on these sprockets or ...
Ender's user avatar
  • 1,678
3 votes
1 answer
660 views

Where should the cable be run on a front derailleur?

I'm trying to figure out the cable direction on Altus front derailleur. This is a top swing FD. It is shown as below figure on shimano's dealer manual but it's not much clear. Should the cable be ...
Ender's user avatar
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1 vote
2 answers
77 views

Is it possible to use a 3x7 set of shift levers with a 2x10 drivetrain?

Basically just wondering what's going to happen. I have some old seven speed shifters and I'm wondering if I can use them for a build instead of buying new ones.
Cedric's user avatar
  • 91
1 vote
1 answer
76 views

Can't keep new drivetrain from clicking and jumping

Recently I replaced crank, chains and cassette on my about 4 years old trekking bike. All parts are low priced Shimano parts, just as the ones I replaced. New crank and cassette have lesser numbers of ...
Erik's user avatar
  • 169
1 vote
1 answer
310 views

How to fix bicycle shifting down twice on a single click

I have a 1x Microshift Advent x system with Dropbars. I replaced the shift cable housing and cable and now it shifts perfectly, however it downshifts twice in the middle of the cassette. This did not ...
HristoM's user avatar
  • 11
1 vote
2 answers
555 views

Are deore rear derailleurs compatible with 9 speed cassettes and shifters?

I have replaced my Alivio rear derailleur with a new Deore M610 but it doesn't shift properly. The casette is a 9 speed Shimano Alivio CS-HG400-9 11-32T and the shifter is an Altus. Do you think this ...
Ender's user avatar
  • 1,678
0 votes
3 answers
354 views

Chain rubbing front derailleur even after adjustment

I have a road bike (optimo 4). Getting some issue with chain rubbing the front derailleur which I figured was partially due to derailleur alignment. However after I went to LBS and adjusted it I am ...
Bigbob23's user avatar
  • 223
2 votes
1 answer
208 views

Should this bolt be tightened?

This bolt on the left side makes the derailleur move hardly or loosely on the derailleur hanger. I don't know how it should be set. Should I keep it tight or loose?
Ender's user avatar
  • 1,678
6 votes
2 answers
477 views

Shifting issues... Derailleur hanger or cable?

I have a MTB which I can't adjust its shifting properly. I replaced the rear derailleur and shifting cable with new ones but it still doesn't shift properly. I suspect the problem might be derailleur ...
Ender's user avatar
  • 1,678
1 vote
2 answers
117 views

Shifting back slightly after shifting to high gear to reduce grinding noise

I tested a Cannondale Optimo 4 (entry level road bike with Claris) and I liked the bike but had 1 issue. When I shift to biggest wheel in front and small wheel in back there is a grinding/rubbing ...
Lightsout's user avatar
  • 1,727
5 votes
1 answer
617 views

Shimano Deore front derailleur return spring broken?

For a couple of days now, I am no longer possible to shift to the smallest chainring of my bicycle. There is simply no response at all (no resistance, no click-sound, nothing happens. The indicator at ...
user69238's user avatar
0 votes
0 answers
169 views

Oval Rotor Q-rings impossible (for me) to dial in on (new) OPEN U.P. with SRAM Force AXS D1 FD

For a long distance dream build, I chose the latest OPEN U.P. frame and a Force D1 groupset with oval Rotor 48/35 Q-rings. I'm no stranger to setting up oval chainrings since I've had O.Symetric and ...
T0TTE's user avatar
  • 762
0 votes
1 answer
151 views

Does an XT rear shifter fit a GRX RD (both 11-speed, mechanical)?

Gravel bike specs: • Shimano XT 2x11 shifters, mechanical • Shimano GRX FD & RD, 11-speed/mech • 105 crankset, 50-34 The rear shifting is not smooth, especially when I transition to the 4th gear. ...
ice_juggernaut's user avatar
19 votes
3 answers
8k views

What exactly is the "clutch" doing on a Shimano M8100 rear derailleur?

My new Shimano 12s XT 8100 rear derailleur has the switch with on and off positions. From that I found on the web, it is a "clutch" and I must turn it off when removing the wheel. I can ...
nightrider's user avatar
  • 7,701
5 votes
3 answers
623 views

How to remove the pin on the lower end of the shift cable, to replace the derailleur

I need to replace the rear Shimano XT 7100 derailleur what broke in two at the base. It is attached by the single screw only but there is a metal pin fitted over the tip of the gear shifting cable. ...
nightrider's user avatar
  • 7,701
0 votes
1 answer
75 views

How can I adjust the front derailleur range of my bike?

My front derailleur is kinda old and malfunctioning and while I'm not buying a new, I would like to make it shift only from the small cog to the middle one. It's, currently, shifting from the biggest ...
єυlєтяicσ's user avatar
1 vote
1 answer
190 views

Shifter/IGH stuck on 3rd gear on Shimano Nexus 7-speed

There are many similar questions on SE, but none I think are the same. This morning, commuting on my bike with Shimano Nexus 7, I suddenly realised I can't shift anymore. I have a grip shifter, it ...
Bennet's user avatar
  • 245
6 votes
1 answer
737 views

Shifter cable broke in the shifter and now the end is stuck in the shifter

So The end of my rear derailleur shifter cable is stuck in the shifter. Is it even possible to get out? See the picture below. Shifting up and down doesn't really do anything to its position. Edit: I ...
Bijlenman's user avatar
2 votes
2 answers
401 views

Shifting gears is too hard

I bought my son a new bike (Early Rider Seeker 20) and at the first ride it turned out that he is not able to shift gears down (5 to 4 or 4 to 3 asf) because it is too hard to press. I tried it myself ...
ruedi's user avatar
  • 779
6 votes
1 answer
1k views

Loud clunk moving to smallest sprocket

When I shift gears to the smallest sprocket it makes a very loud clunk sound. There's also a lot of movement in the chain, like a bounce. I've taken a video demonstrating this Video of clunk I'm ...
nblackburn's user avatar
1 vote
1 answer
112 views

Why has my derailleur reposition itself so that its out of place?

I have a 2004 Trek Navigator I'm trying to fix up. Everything seemed fine until I switched gears and heard loud odd noise plus my pedaling got alot harder. Upon inspection I found my rear derailleur ...
Alison's user avatar
  • 1,061
2 votes
2 answers
584 views

How much bend can I have on a gear cable before shifting performance is affected?

I have a Sunrace m2t derailleur on an old Batavus holiday dutch bike and I am running the gear cable from the derailleur down the chain stay under the bb and up the down tube. The bend on the gear ...
Andrew Welch's user avatar
  • 2,954
3 votes
2 answers
166 views

Front derailleur struggles to shift to smallest chainring, when it eventually shifts, the chain goes too far and falls out

So i am trying to adjust the front derailleur limit screws and cable tension, but i can't get it to shift smoothly. It is struggling to shift the chain to the smallest ring, especially under torque, ...
Arttu Marttinen's user avatar
1 vote
1 answer
3k views

Is Shimano Deore M5100 Rear derailleur compatible with Shimano 105 11-speed groupset?

I have a road bike equipped with full Shimano 105 11-speed groupset from top to bottom. The current rear derailleur is RD-5800. Is it ok to replace it with a Deore M5100 Rear derailleur, which is also ...
thinkbot's user avatar
  • 111
3 votes
1 answer
278 views

I can operate any stick shift without the owner's manual; can I operate any front derailleur with no manual?

Car stick shifts vs. bike front-derailleur operation We thankfully have a standard for driving automobiles. We can operate a new or a rental car without reading its owner's manual. Reading the manual ...
Sam7919's user avatar
  • 9,112
6 votes
3 answers
853 views

How can I get a lazy rear derailleur to move all the way into smallest cog position?

I have a Microshift Marvo XE rear mech, 9 speed, on a little recumbent I made. It's been a decent derailleur, but recently, when in the smallest cog (11-32 cassette back there) it does the "clunk-...
user avatar
0 votes
1 answer
386 views

SRAM Rival eTap Rear Derailleur Cannot Shift All The Way Inboard

I have set up a number of eTAP SRAM rear Derailleurs and never had an issue. I set up a 44 tooth XPLR cassette with the XPLR Rival eTAP rear Derailleur. I got the chain sized, on the pulleys and ...
BoneSmuggler's user avatar
1 vote
1 answer
491 views

SRAM 11-speed rear derailleur will not engage one specific gear (5th gear)

I have a Giant TCX SLR 2 with an 11-speed SRAM shifter which fails to shift to 5th gear every time when shifting from a larger diameter gear to the 5th gear. All other gears are okay. Shifting again ...
Maurice Cameron's user avatar
5 votes
1 answer
184 views

Problem with shifting up from small-small

I have a problem when trying to shift from the smallest sprocket on the rear casette to the bigger one when on the small chainring. It tries but it seems there isn't enough tension on the cable. If I &...
mrk1k's user avatar
  • 51
2 votes
1 answer
89 views

Gears not shifting properly

I've got an issue that I've been trying to fix for more than a week. I broke my derailleur+hanger because I changed my cassette from a 11-28 to a 11-32 with a short cage Dura Ace 10s 7900. I replaced ...
Madone4.9's user avatar
5 votes
1 answer
4k views

My bike's gears won't shift properly or at all

Firstly, sorry if this has been asked before but I don't know much about bikes. I bought my bike from big w (fairly cheap beginners bike, but I am happy with it). It has two shifters, one on the left (...
user3788874's user avatar
3 votes
1 answer
690 views

SRAM X01 derailleur very slow to shift into two smallest cogs

I recently changed bikes and have my first SRAM derailleur. I'm relatively new to bikes (couple of years) but mechanically handy, and had no issues adjusting the Shimano XT derailleur on my last bike....
Dan's user avatar
  • 31
2 votes
2 answers
509 views

Chain dropping between chainrings when shifting down

I have a power2max NGeco 110mm spider with SRAM 50/34 chainrings mounted on it. I'm using an 11sp chain and an R8050 Di2 front derailleur. When changing from the big ring down to the small ring, the ...
Will Vousden's user avatar
  • 3,981

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