Questions tagged [derailleur-rear]

Questions referring to the derailluer responsible for moving the chain along the cassette

Filter by
Sorted by
Tagged with
3
votes
2answers
190 views

Change chain with cassette or do nothing?

Sometimes as a hobby I repair entry level bikes for myself or for friends and family. The rear derailleur is working fine (no skipping/ slipping etc..). But than I discover (with a chain checker), ...
-2
votes
1answer
53 views

Apparently too much rear derailleur cable pull

I have a Deore XT RD-M761 GS medium cage derailleur on my touring bike that seems to move too much per shift. It shifts the chain on a 11-30 8-speed cassette with chainrings being 36/48 and the ...
2
votes
2answers
178 views

Rear derailleur max capacity exceeded?

My MTB is a Lapierre X-Flow 512 2012. It has a Shimano RD-M980-SGS 10v rear derailleur which has a total capacity of 41t (see official specs). But it comes with a 11-36 cassette and a 24-42 crankset (...
2
votes
1answer
79 views

Anyone tried piggy-backing one Wolf Roadlink on top of another?

I want to get a 46t sprocket on my old 9 speed Shimano Deore derailleur. The Wolftooth Roadlink only allows for a 40t, could I double-up two Roadlinks and get that extra capacity, or...?
0
votes
3answers
51 views

Can the SRAM Rival 1 rear derailleur be used with an 11-46T cassette?

I want to put the SRAM Rival 1 group on my next bike. Somewhere I heard that the rear derailleur can handle 11-46T cassettes despite the official documentation. Is that true? Are there any limitations ...
0
votes
2answers
83 views

11t-40t/42t cassette on 3x9 system

I need your help about gear ratio. I am currently riding 3x9 drivetrain, Deore m592 rear (SGS-Shadow), Deore XT m770 front. My gear ratio is: 11t-32t (rear) and 22t-34t-44t (front). My local hills and ...
3
votes
2answers
86 views

Derailleur-shifters compatibility Shimano GRX

Shimano writes in the description of the Shimano GRX Shadow Plus RD-RX812 11-speed rear derailleur that it is compatible with shifters GRX ST-RX810 and ST-RX600 shift/brake levers. Should I understand ...
1
vote
1answer
54 views

Shimano Sora: switching cassette from 11-32 to 11-34

I have a Triban RC500, about 8 months old. I want to add a lower gear below 32T. Is it possible to swicth the cassette? will I need a new chain? I am not an experienced bike maintenance guy, but want ...
3
votes
3answers
560 views

Will brand matter between a rear derailleur and front derailleur?

I had a crash recently that destroyed my 8 speed sensah reflex rd. I replaced it with a 9 speed shimano sora for a bit of upgrade but after 4 tune ups by the mechanic its still not right. Just so ...
2
votes
3answers
293 views

11-speed cassette, freehub and wheel compatibility

I have two wheels and two 11 speeds cassettes. With one combination of cassettes and wheels, shifting is reliable. With the other combination, the position of the cassette relative to the derailleur ...
0
votes
1answer
58 views

Which replacement pulley wheels fit a Shimano RD-6400/6401?

I'm looking for replacement pulley wheels for my RD-6401. It needs to have 10 teeth and a thickness of about 7.2mm. I do have a set of Shimano 10 teeth pulley wheels in front of me (Y56398030) which ...
3
votes
4answers
390 views

Rear derailleur not in line with cassette

I have just installed a new rear derailleur (Shimano Acera - RD-M360-SGS), and I feel like that the pulley has a weird angle (image below). It does shift but not sure if it's healthy. Any idea what ...
0
votes
1answer
48 views

What thread does the b-screw on a shimano rd-6400/6401 have?

What thread does the b-screw on a shimano rd-6401 have? I need to recut the thread but am not entirely sure if it's an M4 fine pitch or something else.
2
votes
2answers
73 views

Can an 8 speed chain fit inside an 11 speed Shimano 105 (RD-R7000 ) rear derailleur?

I am using downtube friction shifters, I know my shifter's pull of 28.5 mm multiplied by the Shimano 105 RD's pull ratio of 1.4 gives me 40mm of travel, enough to traverse the entire width of my 35 ...
1
vote
2answers
84 views

XT 11 speed derailleur (RD-M8000-GS) rubbing 46T cog with b-screw all the way in?

I've broken my rear derailleur so I've decided to upgrade from my 2x10 to a 1x setup. For that, I've initially bought: Deore XT 11 speed derailleur RD-M8000-GS (I've read it can work with 10s, but ...
0
votes
0answers
41 views

Fixing up a rusty old Rallye mountain bike

I bought a Rallye mountain bike from Facebook Marketplace last year and did most of the major overhauling then as well. It was covered in mud, gunk, rust, had broken pedals, etc. So I had replaced the ...
1
vote
2answers
46 views

SRAM X01 Eagle 12s RD adjustment to work with 11s cassette + shifter?

I want to buy: X01 eagle 12s rear derailleur Garbaruk 11s 10-50 cassette I have: GX 11 speed gripshift KMC 11 speed chain How do you adjust the 12s rear derailleur to the shifter and cassette? ...
2
votes
1answer
70 views

Shimano Tourney “Rapid Rise” Rear Derailleur Installation

I'm trying to set up an old mountain bike that has a Shimano Tourney "Rapid Rise" rear derailleur which appears to operate in the opposite direction to the Shimano Acera derailleur on my own ...
1
vote
1answer
92 views

KMC Z7 chain for 8 speed cassete

Can I use KMC Z7 chaing (1/2 x 3/32) on 8 speed cassete Sunrace MFM-56? When I changed the old chain with KMC Z7, the smallest sprocket and the largest are fine. But in the between the shifting is ...
1
vote
1answer
45 views

Mix Match Using Wolftooth Tanpan

My current setup are using a full Shimano 105, medium cage GS 11-34t, crank are 50-34t. Through some digging, I want to upgrade the RD using Deore XT M8000 SGS Long, paired using wolftooth tanpan. ...
0
votes
2answers
70 views

8 speed flat bar set up with Dura Ace RD-7700 or new Claris RD-2400

I'm buying a new drivetrain (cranks, cassette, chain) for my flatbar commuter that was mostly built of parts. I currently have a Dura Ace 7700 short cage derailleur on it, I got it from a friend a ...
4
votes
3answers
255 views

Why rear derailer has limit on front chainring difference?

Just as an example, Shimano RD-M786-SGS (as most other RDs) specification says "Max. front difference: 22T". Why is rear derailler limited in front max difference? It is clear that it is ...
2
votes
1answer
99 views

Chain alignment on jockey wheel

Going over the lower jockey wheel (see first picture), my chain rubs against the inboard side of the cage and sometimes snags. It is a brand new derailleur (Shimano Acera M360) and a new derailleur ...
0
votes
1answer
50 views

Drivetrain problem!

I have had issues with the drivetrain on my bike. I believe I've pinned it down to two issues. The Shimano Deore XT SGS (long cage) 9 speed rear derailleur needs replacing. It was either damaged when ...
6
votes
0answers
185 views

My derailleur completely “opened” up. It is now almost a straight line. What have i done to my derailleur?

I had a flat on the side of the road. So I took my wheel off to replace the tire with a temp to get me home. When I reinstalled the wheel, the derailleur "opened up" completely...what have ...
0
votes
0answers
36 views

Bracket axle for Shimano RD-2300 rear derailleur

Where can I find a bracket axle for Shimano RD-2300 rear derailleur? I searched everywhere and I didn't find one. I need to mention that the frame type is Speed Fitness Alloy and bike is a Focus ...
3
votes
1answer
87 views

Is it possible that a too tight rear wheel quick release can cause shifting issues?

It seems that is the case with my rear QR/derailleur. If QR is really tight it's impossible to get the shifting quite right. Could it be because of material fatigue in my derailleur hanger? It's been ...
1
vote
0answers
48 views

Derailleur can't shift to 51-T sprocket. Deore CS-M5100 + RD-M5100

ISSUE: When attempting to shift to the largest cassette sprocket, the side of the derailleur cage contacts the 51t sprocket, so the chain is not able to go up the gear. WHAT I DID: My drivetrain was ...
4
votes
1answer
518 views

Shimano Acera hits spokes. Which screw to turn?

I have a Shimano Acera that hits the spokes in first gear (largest rear sprocket.) I found three screws on the derailleur Which one should I turn, in which direction? The bike (Specialized Sirius 2.0) ...
4
votes
1answer
55 views

Shimano TZ rear derailleur cable entry at strange angle causing wire rub

I have a cheap (but very nice!) secondhand bike I bought that I am slowly servicing/repairing using YouTube, forums etc. I am stuck on the rear derailleur, I can index it properly and it shifts fine, ...
0
votes
1answer
73 views

Rear derailleur adjustment

I have a 7 speed Shimano derailleur. It shifts really good from 1 to 6 but when I try to shift from 6 to 7 it just doesn't want to shift. Can someone help me?
1
vote
0answers
56 views

Using 11-36t 9 speed derailleur with 11-40t 9 speed cassette

So I've got the shimano altus rd-m2000 and it says that it only supports 11-36t. However, I've seen people on forums say that it's possible with this derailleur. Even it I was wondering if with a ...
3
votes
3answers
76 views

Shift lever tight when cable clamped in derailleur, adjustments seem futile

I have a 2020 Giant Trance 2 I purchased new at the beginning of June 2020. Recently I had to replace my shifter cable (I broke a ferrule and the cable was fraying and very short, so I figured the ...
1
vote
2answers
342 views

Can Shimano Claris R2000 shifters be paired with Claris 2400 derailleurs?

Can I use the modern looking shifters with the older model derailleurs without any problems in shifting?
1
vote
1answer
96 views

Chain slips off chainrings with a lot of pedal force

I have a 2001 Raleigh R600 road bike. It wasn’t ridden much when I got it, and I’ve recently been putting some miles on it. It was a 3x9 speed with 9 speed components. I just changed: Wheels Cassette:...
0
votes
1answer
44 views

Determining if there is too much chain tension on 1x setup with XT clutch derailleur

I've outfitted my 2016 Giant TCX with a 1x 42t in the front and 11-40 in the rear. I'm finding that with the clutch engaged shifting into the 40t in the back is "harder" and it feels like ...
1
vote
0answers
67 views

Direct mount rear derailleur

I'm upgrading an old MTB for commuting, it had a 5 speed on the back but I'm going to be putting on a new 26" rear wheel with a 7 speed cassette because the freewheel axle wobbles, makes noises ...
3
votes
2answers
187 views

Can someone help me identify this old Shimano derailleur?

I want to poke around online a bit and see if I can find anything out about it. It's a long cage, on an old 18 speed Univega MTB. Thanks.
1
vote
1answer
68 views

Shimano inner cage plate replacement

I have a broken inner cage plate on my Shimano Ultegra RD-6700 GS rear derailleur. This replacement part # is Y5VG09300, and I can't find this part anywhere. I'd really hate to throw out a perfectly ...
1
vote
2answers
120 views

Suntour derailleur compatibility with shimano shifter

I bought today a bike with a Suntour rear derailleur (XR 150 8 speed) for my daughter. It has old rotating shifters I with to replace with triggers. Will a shimano 8 speed (e.g. Altus/Acera) fit this ...
3
votes
1answer
70 views

Acera M360 upgrade

My 7-speed Shimano Acera M360 rear derailleur fell apart and I now need to replace it. I could simply just buy the same but honestly I never liked it very much and would appreciate something with a ...
0
votes
0answers
55 views

Compatible derailleurs with Shimano RD TY22 with dropout claw hanger [duplicate]

I have an older bike I love with a Shimano RD TY22 WD rear derailleur with a dropout claw hanger that needs to be replaced. I cannot find one listed anywhere. Are there any derailleurs available to ...
4
votes
2answers
78 views

Can't get lowest gear and derailleur shifts on its own

I have a bike with downtube friction shifters and a 5 speed freewheel. When I bought the bike a while ago the shifters weren't connected so I did it myself. At this point it all worked fine. I took it ...
2
votes
1answer
64 views

Can I change my derailleur without changing my shifter?

I have Shimano V-Brake 8-speed shifters on my bike. These have the brakes and the shifter in one component. I'd like to change my derailleur can I put in a newer 8 speed Shimano derailleur that will ...
0
votes
0answers
50 views

What might be causing the faulty shifting on my bike?

I bought a used bike that has 8 speed cogs and 3 speed chainrings. The front shifts great but the back regularly fails on the 6th and 5th speeds. I know a bit about adjusting the shifters so I can say ...
1
vote
2answers
107 views

Campagnolo Super Record H Screw

I am having trouble adjusting the shifting on my Campagnolo Super Record rear derailleur. I have set the high and low limit. I think the main problem now is that the jockey wheels are too far away ...
1
vote
2answers
90 views

Chain touches plate between pulleys

I've replaced chain and dropout hanger. The rear derailleur is Shimano Claris. When I'm turning pedals chain (Shimano hg-71) is touching small plate (marked with red arrow) between high (closer to ...
3
votes
1answer
306 views

Sram Eagle NX Rear Derailleur not reacting to cable tension

Have had a SRAM NX Eagle rear derailleur (bike is a 1x) on my YT Jeffsy for about a year and a half. For about the first year, worked awesome, indexed the gears a few times and all was good. Last half ...
0
votes
1answer
187 views

Direct mount vs. hanger derailleur

Currently repairing a bike that I got off the road for free years ago. Around three years ago, a stuck link caused a chain jam while pedaling at high speed, causing the metal around the b-knuckle on ...
3
votes
2answers
644 views

Can I use Shimano 105 rear derailleur from 11-speed bike with 10-speed Tiagra shifters?

I have a 10-speed 2013 Specialized Allez Elite with Tiagra componentry (and an 11/28 105 cassette) and would like to install my old Shimano 105 rear derailleur in the back to replace the Tiagra one. ...

1
2 3 4 5
9