Questions tagged [derailleur-front]

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1answer
21 views

Front derailleur will not sit properly on large cog without chain rub

I bought a Vilano Commuter bike ( 3x7 speed ) a while back and recently upgraded the front derailleur, crankset, brifters, pedals and rear derailleur to tourney A070 components. However, I can't seem ...
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1answer
46 views

New front derailleur

I need to replace the front derailleur on my friends bike, this one is old and rusted, its a shimano FD M191. I've read a bit about what I need to know before I buy a new one but I just wanted to be ...
1
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4answers
133 views

How do I know what gear combinations should work without chain rasp on front derailleur?

I tried adjusting the front derailleur on a 3x10 trekking bike. After fiddling around a long time, I concluded that is probably not possible to make all cogs work with all chainrings. How do I know ...
-1
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1answer
94 views

Shimano R7000-FD compatible with 10 speed?

Is the Shimano R7000-FD compatible with a 10 speed chain / cassette? I currently have the R7000 chainwheel on my bike and that seems to work with a 10 speed chain / cassette. If I upgraded the FD as ...
6
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5answers
2k views

Converting 3x7 to a 1x7. Is it possible with only existing parts?

I own a 2000 model Specialized Ground Control full suspension. The front derailleur is rusty and temperamental so my solution is to remove it as well as 2 chain rings (they are removable on mine) and ...
2
votes
1answer
94 views

Triple crank, extra click while downshifting

I have an Ultegra triple crankset and shifters on a Giant road bike. When downshifting from the outer ring to the middle ring it requires an extra click. I've experienced this on several triple ...
0
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1answer
42 views

2 speed (double) shimano road shifter on triple chainring crankset?

I would like to put a 2-speed Shimano road shifter on my bike. The bike is 3-speed front crankset. Could I put these two together?
1
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3answers
73 views

How can I replace my front cog… or fix slipping off on folding bike?

I have a Faulkner folding bike and I notice often the 6th gear, high gear falls off switching to high gear. Someone mentioned that the cog might be a bad choice for the front of folding bike and may ...
1
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1answer
111 views

Using a Tiagra/105 front derailleur with R3000 shifters

The Sora 2x derailleur mech that came with my gravel bike broke in half. Is the 2x Tiagra/105 front derailleur compatible with the R3000 shifters? Thanks!
1
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1answer
52 views

Front Derailleur Chainring Size Tolerance

I'm rebuilding an old bike and have an existing crankset with 52-42-30 chainrings. I'm looking for a front derailleur. Most of the triple front derailleurs I've come across say they don't support a 50 ...
1
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3answers
137 views

Trimming Shimano FD-R3000 front derailleur

My front derailleur is a Shimano FD-R3000. I have been trying to adjust it following the ParkTool video at Basically it seems to be working OK now: the chain is not ...
2
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2answers
131 views

New build, front derailleur won't shift to outer cog

I'm building a new bike using a Deore T6000 front derailleur with Microshift BS-M10 bar end shifters. I'm having trouble getting the derailleur to shift the whole necessary range and am looking for ...
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1answer
51 views

My shifter is not moving my gears

My shifter is moving the cables but is not moving the derailer up or down and it is not moving the gears this is my front gears
6
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2answers
94 views

Lower gearing for a Trek 520

I have a stock 2016 Trek 520 bike and I'm a newbie to road cycling. It has Alivio front derailleur and Deore rear derailleur with Deore triple-chainring crank. The 2016 came with 26/36/48 front ...
2
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2answers
157 views

Front derailleur hard to move due to gear cable angle

To avoid chain rub on the inside of my derailleur when in the smallest chainring and in the biggest cog on the cassette I've turned the L-screw out / counter clockwise. Now the rub is gone but due to ...
1
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2answers
130 views

What is the typical angle between the derailleur post (seat tube) and top of chain?

I'm building a (non-standard) bike and that means mounting a front derailleur in relationship to the incoming chain line (rather than selecting a seat-post angle visavis chainstay angle, etc.) So I'm ...
0
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1answer
43 views

Could I use a FD-M735 with a FC-MC3x?

I have a Shimano FD-M735 currently on my bike, and I would like to replace the aging FC-TY33 that I have, with a FC-M730 ideally, but they are too pricey. However, I have found a FC-MC36 and a FC-MC34 ...
-1
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1answer
74 views

Shimano front derailleur compatiblity with FSA crankset

The front derailleur on my old bike is giving me some problems, it shifts only after 3-4 presses on the shifter, and the chain rubs on the front derailleur and makes this grinding noise. I was ...
4
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1answer
174 views

Chain falls between the chainrings of the front derailleur when shifting from the big ring to the small one

The issue I have is that at the new bike I'm looking to purchase I'm faced with the followings: the chain falls between the 2 chainrings of the front derailleur when shifting from the big ring to the ...
3
votes
2answers
375 views

Compatibility of Tiagra 4700 shifter with MTB front derailleur

I am aware that with the introduction of the Tiagra 4700 groupset Shimano now uses the 11-speed road cable pull ratio also for their 10-speed road systems. Therefore a Tiagra 4700 right shifter is ...
1
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0answers
28 views

Replacement derailleur 2015 Kona Precept

I'm having a hard time finding a replacement front derailleur for my 2015 Kona Precept. It was originally a Shimano SLX but I cannot find a new one that fits. Its a direct low mount triple with a 44 ...
2
votes
1answer
279 views

Is there a front derailer type that can be mounted on a frame without braze on or fitting on the seat tube, or clamping?

As the question says, is there a front derailer type that can be mounted without having a fitting or braze on on the seat tube, or without clamping to the seat tube (because it's a weird shape, or ...
1
vote
1answer
420 views

Replacing Claris FD 2400 with R2000

My bike has a 2x8 speed Shimano Claris 2400 front derailleur and ST-2400 shifters. The FD is damaged. Can I replace it with the newer Claris R2000 FD? Shimano's compatibility guide indicates that it ...
0
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3answers
70 views

Fitting front derailleur to one-by hardtail

Would a front double derailleur be possible on these hardcore hardtails? In grey: Kona Big Honzo (carbon) In black/yellow: Transition Throttle (carbon) In blue: Ragley Blue Pig (steel) I only ask ...
2
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2answers
187 views

How big are pull ratios in Shimano 9-speed front derailleurs in MTB and road bikes?

I am asking about 3x9-speed front derailleurs. The background this time is longer than the question -- I have a Sora based gravel bike and now I try to marry road shifter with MTB front derailleur ...
2
votes
1answer
215 views

What is the purpose of plastic insert/plug in Deore FD-M590?

My Deore FD-M590 is missing the instructions how it should be mounted and I would guess like any front derailleur, however what confuses me is little pink (my eyes) insert/plug which I don't know ...
2
votes
1answer
172 views

Canyon Ultimate R8000 front derailleur - can't get low enough

I have a Canyon Ultimate CF SL. I have installed an R8000 Ultegra front derailleur. I am finding that even when the limit screw is dialed right out that when in the little-big combo (little front, ...
2
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1answer
2k views

105 R7000 front derailleur with 105 5800 crankset

I was thinking of upgrading my Tiagra derailleur with new 105 FD-R7000, but then I read that it might not be compatible with my 105 5800 crankset because the new R7000 crankset has different spacing ...
3
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1answer
201 views

No trim and can't shift into small chainring

I have the dura ace 7900 front shifter and derailleur and after my shifting cables have been replaced I have noticed the following. I cannot trim anymore. The chain jumps onto the big chainring with ...
1
vote
1answer
131 views

Replacement for a Suntour Superbe front derailleur

I broke my front derailleur trying to adjust it. It's on a 1980's Klein Performance road bike. Should I try getting only the same one, or is there any replacement that could work well in its stead? ...
1
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2answers
342 views

Chain rattling in lowest gear despite adjustment

I have bought an 80ies (?) Vicini vintage road bike that I've mostly used on flat terrain so that I haven't used the smallest gear until recently. I found out that the chain rattles against the front ...
1
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2answers
380 views

Front derailleur cable suddenly very slack (no shifting), not sure what's caused it

I last rode the bike on Sunday. Throughout the ride I noticed the front shifter (grip friction shift, Shimano) was feeling "looser" than normal (hard to describe, it didn't feel "right" and seemed to ...
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2answers
64 views

Front derailleur cage on new road bike will not shift

I have recently bought a new road bike. On my first ride out, when shifting the the front derailleur onto the big ring the cage would shift over but the chain would not. I took it home and adjusted ...
1
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1answer
277 views

Front chainring spacing difference between Shimano and Campagnolo?

I want to upgrade my mid 80s road bike from a 50 tooth to a 53. But the BCD of the big triple chainring is some rare standard that it costs less to buy a whole (used) crank instead. And of course this ...
2
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1answer
209 views

Campagnolo Athena 11s front-derailer alignment

I am having a world of trouble trying to get my FD aligned properly and shifting properly from small to large cog and back again, especially when riding up hills. When on the flat, they change fine, ...
2
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1answer
2k views

Shimano front derailleur - tensioning, can't move shifter

I am trying to fix the front shifting on a bike (not my own, family member). The original reported problems were inability to shift into 3 (largest), combined with a tendency for the chain to come off ...
0
votes
1answer
85 views

Is there a front derailer clamp diameter that is near 29.6 or 29.7mm?

I have a 1966 Schwinn Super Sport that I bought without a front derailer. The seat tube clamp diameter (i.e., the diameter measured out outside the seat tube, where a derailer would go) is ~29.6mm. ...
1
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1answer
107 views

Shimano front-derailleur with 28.6 Clamp

For my new Shimano M780 based gear I need a pull down (or bottom pull) front derailleur with a 28.6mm clamp for a 3x10 without direct mount. All the derailleur I have checked do not have a 28.6mm ...
3
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2answers
583 views

Mismatched chain and chainring

Why specifically would shifting between chainrings of one speed type with a chain of another cause problems? As I understand it, all 3/32 inch chains have that as their interior width; the variance ...
3
votes
1answer
362 views

Front gear issues with middle ring (not always making it over)

I've been trying to straighten out some shifting issues on a kid's bike, it's a Diamondback and is a few years old. On the front gear-set it has a few issues that I am having trouble fixing through l ...
4
votes
3answers
1k views

How can I fit a bigger rear tyre when limited by the front derailleur?

I've recently bought a hardtail, just an entry-level bike, but I've only got entry-level skills. The tyres it came with are WTB Nano 2.1". They aren't exactly ideal for the sort of conditions we have ...
1
vote
1answer
896 views

Why is the Shimano R3030 FD not compatible with the 3503 FC?

I have an older version of the Triban 520 with the Shimano Sora 3503 groupset (3x9 speed). I neglected it for two weeks over winter and the salt has done some damage. The spring in the front ...
0
votes
1answer
106 views

Why won't the front derailleur change into the largest gear after changing cranks?

We changed to a longer set of cranks (same make), and have tightened the crank as tight as it will go without stripping. There is still a space of approx 2mm between the crank and the lip on the ...
2
votes
3answers
199 views

Mountain front derailleur for braze-on mount?

I'm converting a Giant 2006 carbon road bike to flat bars. It has this setup: Ultegra 6600 Triple, braze-on mount, bottom-pull, 52/39/30 105 5600 10-speed, 12-27 I have a set of SLX M670 10-speed ...
2
votes
1answer
336 views

Sora front derailleur friction shifter

I have Sora front derailleur (bottom-pull), and I want to use friction shifter with it. I installed Dura Ace bar end shifters (on thumb shifter mount). No matter how I adjust the tension the shifter ...
0
votes
1answer
5k views

Front derailleur won't change to low gear

My front derailleur is stuck in high gear. No matter how I shift the gears the cable would not tighten hence the bike will not change from high to low gear. What is the cause of this? Btw it is a ...
3
votes
1answer
274 views

How to determine what kind of front derailleur can be used on my recumbent trike?

I need to replace the front derailleur on my tadpole trike. Unfortunately, I cannot find a brand name or other numbers anywhere on the derailleur, so I cannot just replace it with an identical product....
2
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2answers
10k views

Is 1x11 better than any 2X10? [closed]

I am upgrading from a Shimano tourney bike and newbie so please be nice to me .. lol :) I ride trails and easy bike paths and some roads. For cross country - Semi road/ Semi mountain type riding, ...
2
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1answer
148 views

Is this front derailer snapped and/or bent?

I'm no expert but looks no where close to how it should be. I think a bit has snapped off? Also looks to be no where close to the outside of the biggest gear, (even when in that gear). It should ...
0
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6answers
11k views

Front Shifter Won't Shift into 3rd

The front shifter is a Shimano integrated brake-and-shift assembly. The front derailleur "groupo" is Shimano SIS. I can pull the cable to make the derailleur shift into third but the shifter doesn't ...