Questions tagged [derailleur]

Mechanism to move the chain from one sprocket to another.

Filter by
Sorted by
Tagged with
1
vote
1answer
53 views

Front Derailleur Won't shift down

I had an issue with my from derailleur and took it into a bike shop where the guy told me nothing was wrong with it even though I was noticing some noise coming from it. I then tried velofix the bike ...
6
votes
3answers
1k views

Is it common for derailleur limit screws to drift over time?

I've just been adjusting my front derailleur, and found that the upper limit screw was severely impeding my shifting. My trouble getting into the big ring has been steadily growing, so it seems like ...
1
vote
2answers
56 views

Rear derailleur shifting backlash

I have a problem with my rear derailleur, which I cannot find a solution to. The shifter has some kind of backlash, when I shift up it all goes perfect, same as if I go down. But when I try to turn ...
2
votes
2answers
73 views

installing 1x11 gearset on a 1986 Bianchi Strada

I have a 1986/7 Bianchi Strada it is a 2x5 gearset, a SuginoVP 110 crankset and shimano derailers. I want to convert it to be more like a gravel bike so change it to 1x11 or 1x9 gearset with 11-36 ...
1
vote
0answers
55 views

Cable rubs on mountain bike derailleur

the hole were the cable goes through does not have a guide. The cable rubs against the aluminum housing. What is suppose to go in there?
5
votes
5answers
627 views

Can 2x12 and 3x11 drivetrains have (practical) range greater than 700%?

I’ve come across 2x12 and 3x11 triple cranksets. Can these systems necessarily provide more range than 2x11 and 3x10 @ > 700%? Edit: My question is really what can practically be accomplished, with ...
0
votes
2answers
166 views

Shifting derailleur without pedaling?

I know shifting gears without pedaling would potentially damage your bike, but would shifting front derailleur while stationary damage anything?
3
votes
3answers
450 views

Can I use a 2x10 rear derailleur with 3 front rings?

I am looking at something like SRAM GX 2x10 MTB Rear Derailleur. Will it work with 3x MTB?
3
votes
1answer
70 views

Can you pair a 105 10 Speed Cassette with a 10 Speed Tiagra Derailleur?

I was looking for a 10 Speed Tiagra Casette but was not able to find one. A good deal for a 105 10-Speed Casette caught my eye, so I wanted to ask if it would be possible to pair a 10-Speed Derailleur ...
5
votes
2answers
335 views

Is a shifter from Campagnolo compatible with a derailleur from Shimano?

The Campagnolo Veloce is a ten speed shifter and the Shimano is also ten speed derailleur, so can a shifter be compatible with another brand derailleur, specifically Campagnolo and Shimano?
1
vote
1answer
44 views

Any issues with trying to go 2x10 with 44/22 rings?

I figure I would need a triple derailleur for the cage height, but IDK if the ramps and pins would be sufficient for that kind of gap. The 44t chainrings are designed for 3x10. Also, there might be a ...
6
votes
2answers
471 views

I lost one of the rear rear derailleur hanger screws, what could be the cause, and is it safe to ride before I replace the bolt

I noticed that I lost one of the two small screws on the rear derailleur hanger attaching the hanger to the frame on my road bike. Might there be something wrong with my shifting that caused that? ...
3
votes
3answers
538 views

Internal hub shifters vs derailleur shifters indexing?

What is the indexing like on the popular internally-geared hubs (shimano nexus and sram i-motion)? Can one use a 3-speed front shimano derailleur shifter (e.g. acera) for a 3-speed shimano nexus hub? ...
1
vote
1answer
53 views

What to replace a rear Shimano RSX derailleur with?

I have a Shimano RSX 8 speed rear derailleur and on a 20year old bike. It starts to play up and I would like to replace it. Since the RSX-Series is not produced any more, I was wondering with which ...
0
votes
2answers
89 views

Derailleur Hanger Replacement

I have just replaced my derailleur hanger but it wont tighten properly the back keeps spinning so it never gets fully tight? Is there a special tool I need or is it meant to be like this?
0
votes
1answer
100 views

Upgrading broken Shimano Claris derailleur with Shimano Tiagra (Kona Rove AL 650 2021)

I purchased Kona Rova AL 650 last year. I am riding frequently and probably put a lot of wear on the bike. As a result I broke the Rear Derailleur Shimano Claris and Hanger (picture attached below). ...
1
vote
1answer
89 views

9 speed Shimano Deore derailleur compatibility

Will a 9 speed Shimano Deore derailleur be compatible with my 13-32 tooth freewheel?
0
votes
1answer
47 views

Can I replace a broken Alivio M410 8speed rear derailleur with Acera T3000 9speed?

Damage to a bike resulted in a broken hanger and a damaged derailleur. I can't get hold of a like-for-like replacement derailleur (Alivio M410). Have seen others state that a 9speed derailleur will ...
0
votes
2answers
68 views

Will a Shimano RD M5120 rear mech work with 10 speed 105 road shifters?

I bought a 1x10 speed Ridley cyclocross bike with 105 road shifters and a 105 rear mech. The bike shifts fine but I would prefer a rear mech with a clutch. I bought a Shimano M5120 rear mech that said ...
12
votes
3answers
3k views

Why do I constantly have to re-index gears?

I've got a road bike with a high end 11 speed groupset that is about 3 years / 30,000 km old. Chain and cassette have both been replaced recently (i.e. 500 km ago). What I'm experiencing is a constant ...
2
votes
1answer
161 views

Shimano RD-R7000 cable cut into thread?

That gap/cut in the hollow screw of the cable mount is not supposed to be there, right? If so, is this a typical defect? The hollow screw is pressed into the derailleur body and not replaceable, so ...
6
votes
0answers
209 views

Why did Shimano change their rear derailleur design going from a torsion spring to a tension spring inside the parallelogram?

The older Shimano rear derailleurs (pre 7700) use a torsion spring inside the parallelogram. But with the release of the 7700 group they switched to a tension spring which they continued using ever ...
13
votes
7answers
6k views

Is it worth buying a high end light bike (8.5 kg) from 80' vs recent mid range bike (10kg)

I want to acquire my first road bike with a limited budget (~400€) but I'm faced with a lot of choices, found an old vitus 979 equiped with campagnolo chorus, a little rusty but really pretty and ...
-3
votes
1answer
70 views

How to adjust rear derailleur indexing in a mix-and-match drivetrain in the easiest manner?

I have a touring bike where the drivetrain has been built not according to Shimano's instructions. For example, the shift lever is SL-BS64-8 Ultegra 8-speed bar end shifter that according to Shimano's ...
1
vote
2answers
175 views

What's the difference of SHIMANO SORA and SHIMANO DURA-ACE?

I have a bike front derailleur and rear derailleur are Shimano Sora, I don’t know if it can be replaced with Shimano DURA-ACE
0
votes
0answers
38 views

Front Derailleur / Gears not working [duplicate]

When I push the lever to change up the chainrings, I physically can't push it as it is like something is making it stuck, so I tried loosening the cable but had to do this so much that when I pushed ...
4
votes
2answers
371 views

I want to covert my bike from a 7 to 9 speed. I have a Shimano 600 derailleur. Will this work or what would you advise as affordable upgrade?

I want to covert my 7 speed to 9. Currently I have a Shimano 600 derailleur. What parts do I need to make this work?
0
votes
0answers
94 views

Rear Derailleur Noises

When I pedal on my bike there is a loud noise that increases as I go into easier gears on the cassette and in the easiest gear I can see the chain catching on the derailleur jockey wheels, why is this?...
2
votes
1answer
96 views

If my max cog is 50t and I got a 52t cog

Hello I just bought a ltwoo groupset on ebay because I want to go cheap for my first ride since I'm not sure if I will be riding a lot. I went on the ltwoo website later on and found on that their max ...
1
vote
1answer
135 views

Upgrading gearing help, currently running a 1x9 with a 30t crankset and 11/36t cassette. Can I upgrade to a 11-42t cassette?

I have a 1x9 that I really dislike and want to upgrade. I was told to get a "Shimano Deore FC-M625 Double 2x10 Speed MTB Bike Crankset 38/24T" to upgrade my 1x. I additionally caught a ...
0
votes
1answer
89 views

Should I Upgrade my MTB Rear Derailleur? (After Crash)

I mashed my 8 speed Shimano Acera rear derailleur in a crash over the weekend and need to get it replaced. Is it worth spending a little extra money and installing a slightly higher-end derailleur, ...
1
vote
1answer
170 views

Will a shimano acera rear derailleur work with a shimano altus cassete?

Got sick of breaking rear axles. Im going to convert to a freehub. Currently i have a shimano acera 9 speed rear derailleur. I found a shimano altus cassete which has a huge 36 tooth sprocket which is ...
7
votes
2answers
998 views

Rear derailleur moves forward when pedalling stops

Can you please help me to resolve the issue I am having? When I stop pedaling rear derailleur moves forward by inertia. This happen almost every time i stop pedaling and start coasting. I have a video ...
1
vote
1answer
78 views

My bike is not shifting to the proper gear

So I have a Shimano derailleur and it shifts up decent only problem is it does not shift to the gear it's supposed to shift to. On my bars it will say I'm in gear 5 for example but the back of my bike ...
1
vote
1answer
142 views

Which downtube friction shifters work with 2021 Campagnolo 11-speed cassettes, and how well?

Another question from a few years ago asks about Shimano 11-speed derailleurs; I have a related question about current (2021) Campagnolo equipment - I'd like to understand what downtube (friction) ...
3
votes
2answers
254 views

What kind of Rear derailleur do i have and what RD should I buy as a replacement?

I have an old mountain bike (21 speed) and I'm not sure what kind of rear derailleur i have. So far the performance is still okay but I was planning to replace it with my spare RD (SunRun Index) but ...
0
votes
1answer
74 views

Is my bike safe to use if cogs and crank is not that aligned?

Hey guys is it fine if my freewheel bike which is single speed is not that straight with its chain line, because my cogs and crank arent that straight but it is also not that far, im thinking if it is ...
6
votes
2answers
318 views

What are the long-term effect of riding with a chain that's too short?

I bought my bike late November 2017, and have been riding it with the same chain ever since. I've only done very light riding with the longest rides I've ever done amounting to 60km. Last week, I took ...
1
vote
0answers
79 views

SRAM Yaw Front Derailleurs

Can anybody help me with any tips on fine-tuning the adjustments on this derailleur (Force 22)? The positioning as far as I can tell is good, I can stick a penny between the teeth of the big ring and ...
-1
votes
1answer
70 views

Gears slipping when back peddaling

So i was out on my bike racing this weekend and i had a pretty fun time but on one of my practice runs my chain fell off so i quickly got off and put it back on and worked perfectly fine from there. ...
0
votes
2answers
88 views

Can no longer shift to lowest gear

I recently worked on my derailleur a bit to fix some issues in high gears, however, now I can no longer shift down to my lowest in the cassette when in either crankset. I have tried the L screw at ...
1
vote
1answer
68 views

Front derailleur replacement

I'm not a pro cycler and I bought this Schwinn hybrid bike at a local shop, the front derailleur is not working properly and it seems very cheap and I'd like to change it for something more durable. ...
0
votes
1answer
88 views

Adding a derallieur hanger extender

So I have bought a bike but the easiest gear on the cassette is a 30 tooth and the derailleur is a short cage derailleur, the chain keeps falling off this gear and back to the next easiest gear, is ...
4
votes
4answers
1k views

Can my belt drive frame be converted to a derailleur setup?

I want to know whether my frame is compatible with any kind of derailleur hanger, as I want to install standard gears. Due to my Nexus 8 speed hub being really quite uncomfortable and faulty since ...
0
votes
2answers
143 views

Claris 2400 rear derailleur paint touch up

I was planning to do a touch up paint for my 2400 claris rear derailleur. Does anybody have an idea on what palette of paint closely resembles this particular rear derailleur?
1
vote
2answers
229 views

Chain "jumping" every few crank rotations

After a few pedal-strokes the rear derailleur completely gives out and the pedals drop to catch up. After much googling it says the most common thing is rear derailleur adjustment is needed, so I have ...
4
votes
2answers
472 views

Chain hitting front derailleur cage with H limit screw fully loosened

I followed the Park Tools guide to set up my gears. The rear derailleur was a success but I can't manage to adjust the front derailleur so that the chain stops grinding on the guard. There's no more ...
4
votes
2answers
174 views

What will be the easiest/cheapest way to get lower gearings on my "new to me" road bike?

I've recently become the proud new owner of a lovely late 90's steel road bike with some not so lovely "old school" gearing (53/39 chainrings and 11-25 8 speed cassette). As someone who both ...
0
votes
1answer
147 views

Wahoo KICKR Core Smart Turbo Trainer and Giant CONTEND 1 2017 - Cassette options

I would like know which Cassette should I get for the Wahoo KICKR Core Smart Turbo Trainer I own this cycle: Giant CONTEND 1 2017 - https://www.giant-bicycles.com/gb/contend-1-2017 It has a Rear ...
0
votes
2answers
230 views

8-speed MICROSHIFT shifters and ultegra RD-R8000-SS derailleur

I have Decathlon B'Twin Triban 500 with 8-speed MICROSHIFT shifters in the back. I am in the process of turning this commuting bike into my gravel bike. I already added new wheels and 35mm tires, ...

1
2 3 4 5
13