A cluster of sprockets, commonly 5 to 11 of them, attached to a freehub on the rear wheel.

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0
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3answers
7k views

Can I change my 7-speed rear derailleur to an 8-speed?

I bought a 2013 Cannondale Quick 6 Hybrid for my daily commute almost exactly a year ago, and I'm looking to give it some upgrades. It currently has a 7-speed Shimano Altus derailleur, and I was ...
26
votes
8answers
36k views

Why are higher-end freewheels so much louder when coasting?

I tend to ride relatively modest gear (Tiagra/Ultegra), but when I'm riding near higher-end bikes, I sometimes notice that the clicking sound that comes from their cassette/free-wheel while coasting ...
4
votes
1answer
123 views

Modded folding bike and strange chain skipping on most gears

I've a folding Tern Link D8 that I've started customize by replacing some parts...what is driving me nuts is a strange chain skipping that happens on some gears and only when I apply some force (...
5
votes
1answer
571 views

Can I just fit a cassette with more gears with the same derailleur?

I've got a Boardman Road Sport which I use for commuting and doing reasonable length rides during the week etc. I have Shimano Claris as my rear derailleur and so is some of my groupset. I would like ...
3
votes
2answers
51 views

Are advantages of a 11/28T cassette noticeable over a 14/28T cassette?

I have been riding a road bike for 2 years now and I am being forced to replace it due to damage. I am now considering upgrading to a 11-28T rear cassette. Would doing so give me a major advantage as ...
3
votes
2answers
41 views

Regina Extra Freewheel or Cassette

I have a road bike (Carlton Flyer, 1977) with a regina extra rear cassette. I'm interested in downgearing it (i live on a massive hill) and am trying to identify whether it is a freewheel or cassette ...
5
votes
4answers
22k views

Can I fit a cassette with a larger range with my Shimano Tiagra 10-speed ( GS-4600) derailleur?

I'm currently running a 2x10 shimano tiagra 10-speed drivetrain with a 50/34 compact crankset, a 12-30 rear cassette, and a Shimano Tiagra GS-4600 derailleur (that's medium cage aka road long cage) on ...
1
vote
1answer
37 views

How to find compatable cassette for older Shimano

I have a 2002 Diamondback Oakpiont. The derailleur says c201. Is it freewheel or cassette? If it's cassette, the last gear seems to be the nut (12 notches). Here is link to the bike on Bikepedia. How ...
8
votes
6answers
42k views

Can a rear derailleur be used for either a 9 speed cassette or 10 speed cassette?

I currently have a 9 speed 11-25T cassette on my road bike. I'm thinking about switching to a different cassette with more teeth on the climbing gear. The cassette I'm currently look at is a Shimano ...
3
votes
2answers
75 views

Does Shimano XTR RD-M9000 SGS 11-Speed Shadow+ MTB Rear Derailleur Long Cage work with 10speed XT shifter?

I just bought a used bike with a broken 10 speed XT rear derailleur. Would a NEW Shimano XTR RD-M9000 SGS 11-Speed Shadow+ MTB Rear Derailleur Long Cage ( 182006158222 ) be compatible with 10 speed XT ...
6
votes
4answers
3k views

How to prevent freehub body damage?

I feel like this is poor design. I have two wheelsets that are less than a year old which have damaged freehub bodys due to cogs digging in to the splines on the freehub. It's so bad that I can't ...
0
votes
0answers
48 views

Is there room for a 34 cassette on the Cannondale CAADX 105?

So, the Cannondale CAADX 105 comes with a Shimano 105 5800, 11-28, 11-speed cassette. Anybody knows if there is room for a 32, or even better; 34? The Hills! The Hills!
0
votes
0answers
44 views

Using SRAM Rival x1 with 11-42 cassette

I have a SRAM Rival x1 setup with 42 tooth chainwheel and 11-36 cassette. I'd like to fit a lower bottom gear and understand a Shimano xt cassette will work. I have two questions How can I tell ...
0
votes
1answer
98 views

Why does my rear cassette feel like it's jumping when I put pressure on small cog?

I just gave my bike a going over with new bearing cages in the BB and a new chain. After putting everything back on I indexed the gears - finally getting the hang of the front but first time indexing ...
0
votes
1answer
31 views

Conversion 9 spd to 10 spd [duplicate]

I'm thinking of upgrading from a 9 speed (11-34T cassette) to 10 speed. Scoped out a few components and 1) Shimano Deore XT CS-M771 10-Speed Cassette 11-36T 10-speed HG cassette 2) Shimano Dyna-Sys, ...
1
vote
3answers
3k views

Can a 7 speed Derailleur work on a 8 speed cassette

Can a 7 speed Derailleur work on a 8 speed cassette I have a extra 8 speed shifters? and a wheel that has a 8 speed cassette.
4
votes
1answer
174 views

Shimano Cassette 10 Speed Teeth Selection

I am planning to upgrade my drivetrain and I'm in the process of selecting the various components. My bike currently has a Shimano Tiagra CS-4600 10 Speed Cassette 12-28t. I am looking to upgrade to ...
3
votes
3answers
195 views

What is causing this chain clicking noise?

The click only happens when the chain is moving in certain locations. If the gear is low it happens every rotation and if the gear is high it happens 2 or 3 times per rotation of the pedal. I am ...
4
votes
1answer
85 views

My santa cruz heckler ghost shifts from frame flex. Is there anything I can do?

I just bought a 2013 heckler used and found that it ghost shifts under heavy pedaling. I weight 230 so I am probably putting more pressure than average. But this only happens when I have smallest cog ...
3
votes
2answers
202 views

Can I put a 10 speed 11-36 cassette on a Road Bike with a 50/39/30 crank?

I have a road bike with a Shimano 10 speed 105 group (2007). It has a triple 50-39-30 crank. I want to put a 11-36 cassette maybe the Shimano Deore XT CS-M771 10-Speed Cassette (Note: I can’t find ...
1
vote
2answers
135 views

I cleaned my cassette and changed my chain, now my freehub is slipping. What are the possible causes? [duplicate]

I removed my cassette, cleaned it and put a new chain on my mountain bike. All seemed to go well and went back together nicely. However when I took it out for a ride the free hub seems to be slipping ...
3
votes
1answer
69 views

Changing cassette, can I change ratios

Not sure if I'm using the right terminology here. Last night I changed the chain on my cheap road bike (2008 Specialized Allez Triple), and then took it for a quick test drive but the chain was ...
2
votes
0answers
16 views

Replacement of sprocket [duplicate]

When should the front sprocket and back cassette be replaced.I have a 2014 Trek 520 Touring bike with 6500 miles and am planning a cross country touring trip in August.
5
votes
3answers
2k views

50/34 vs 52/36 crankset for 11-32 cassette (shimano 105 5800FC)

Following up on this enlightening answer, I would like to know the differences between 50/34(compact), 52/36(mid-compact) and 53/39 (standard). The cassette I am choosing is 11-32 to give me a wider ...
4
votes
4answers
2k views

Why is my chain riding up and skipping teeth on the freewheel?

Due to a number of reasons, I would like to keep my freewheel at all costs (It's a Sachs freewheel, the bike has all sorts of more 'vintage' components, and they're hard to come by). From reading all ...
0
votes
1answer
50 views

Rear derailleur on this set

I have one KHS sixfifty 500, I want to upgrade my bike so I have already bought Shimano Deore XT M771 front derailleur Shimano Deore M590 shifter So I want to know your suggestion to rear ...
2
votes
1answer
39 views

Can I Upgrade shimono Ultegra 9 speed 12-27 cassette

I have a 2009 Trek 7.7 FX with Ultegra 12-27T cassette, 50/39/30 Front triple. I want to upgrade the rear cassette to give better hill climbing gears. Can I fit an 11-34 Rear cassette and if so what ...
3
votes
1answer
121 views

convert 9 speed wheel to 10 speed, won't shift to largest ring

My Cervelo P2 has Dura Ace front/rear derailleurs, the ear wheel has Shimano 6600 10 speed cassette, it runs well. Now I want to use a pair of old Corima carbon wheels. The rear wheel, a 4-spoke, ...
3
votes
1answer
83 views

If chain/ BB/ casette are dead can chainrings and derailleurs still be OK?

I bought a brand new bike last May (2015 Brodie Elan) and proceeded to put 11,000km on it by November (cross Canada ride plus some commuting). Around the 11,000km mark I brought it back to the shop ...
1
vote
1answer
96 views

Can I upgrade cassette without replacing rear derailleur?

On my road bike, I have an old 8 speed Shimano 600 Cassette like this: I'm not 100% sure about tooth count on each cog, but I think it's something like: 23, 21, 19,17,15, 14, 13,12 (probably?) I'm ...
5
votes
2answers
4k views

Is it practical to replace two sprockets on a cassette?

My bike has 53/39T chainrings and a cassette with 12,13,14,15,17,19,21,23,25 sprockets, but I like to ride up steep mountain roads. Is it possible (without great expense) to replace two sprockets to ...
27
votes
12answers
91k views

Why would one ever buy a 12-25 cassette when an 11-25 is available?

I was looking at purchasing a new cassette and chain. Looking at the available cassettes for SRAM components, there is a big variety of sizes available: 11-23: 11-12-13-14-15-16-17-19-21-23 11-25: ...
4
votes
3answers
138 views

Chain length when swapping between cassette sizes (11-28 and 11-23)

Currently I am running a semi compact 52/36 up front and a 11-28 at the back. I'm planning on getting a 11-23 cassette for criterium races, and have the 11-28 for hillier rides. Will there be any ...
1
vote
0answers
79 views

How to fit 10 speed cassette on this hub

I bought a pair of Mach 1 wheels from PlanetX that said the hub was compatible with Shimano 8/9/10 speed. When I tried to install my 10 speed Tiagra 4700 cassette it doesn't seem to go down far enough ...
2
votes
1answer
53 views

Upgrade from 7-speed SunRace to 10 speed Deore: can I use the same wheel?

I got a whole Shimano Deore groupset 3 x 10 and would like to upgrade my good old Trek bike. Do I need to change the whole rear wheel now? It has currently Sunrace Megadrive Lock Ring Type cassette or ...
3
votes
3answers
3k views

Cassette HG 51, which chain?

I need to replace my cassette (Shimano HG30 8speed 11-32) and chain (KMC Z7) that is currently on my bike (pinnacle Aura), however these parts are now discontiuned and I need to find the replacments. ...
1
vote
1answer
50 views

I'd like to upgrade my SRAM cassette, but confused by options

I have this bike: http://www.cxmagazine.com/blue-bicycles-norcross-al-cyclocross-bike-review, with a 48/34 chainring and 11-26t cassette. I'd like to add some lower gearing. SRAM offers at 11-32 ...
0
votes
1answer
80 views

Rear derailleur needs a couple pedalstrokes to change gear

As of late I'm having some trouble with my rear derailleur. When I shift specific gears (most likely to happen to the middle gears), the rear derailleur feels like it doesnt have enough power and ...
2
votes
2answers
106 views

Does Shimano cassette tool work on Campy cassette?

I have a Campagnolo 10-speed cassette on the way, and I just want to know if I'll need a new cassette lockring tool to install it. I already have the tool for Shimano/Sram cassettes. In the pictures I ...
1
vote
2answers
67 views

Rear Cassette worn + needs replacing - what other components to replace?

I have picked up a bike (Specialized Allez) recently that has a very worn cassette from not replacing the chain for an extended period of time. Therefore am looking to change it. I was wondering what ...
1
vote
3answers
208 views

SRAM compatible 11 speed 12-25 cassette?

I'm looking for an 11 speed 12-25 cassette compatible with a SRAM drivetrain, however I don't think SRAM makes one. They list specs for their 11 speed cassettes as follows: 11-25: 11,12,13,14,15,16,...
6
votes
4answers
4k views

Can I increase my highest gear ratio?

I have a modern bike (ridgeback meteor '13) and It currently has a 21 speed shimano chainset. I find that going down hills (which I do a lot) and on flats I need a higher gear. Can I do anything to ...
0
votes
2answers
99 views

Upgrading SRAM PG850 8 Speed Cassette on Defy 4, must Be Compatible with Claris Shifters

I need to replace my SRAM PG850 8 Speed 11-32 Cassette & Chain on my Giant Defy 4 2015, due to general wear and tear, however I would like to upgrade to something a bit better though within budget ...
3
votes
4answers
7k views

Is 11- 34 rear cassette necessary?

I have a road bike with a compact crank and 11-25 rear cassette(9 rings) at the moment. And my local climb is 35k long with an incline between 10- 30%. I really struggle with it. I have to stop like 5-...
3
votes
1answer
82 views

Converting a 7/8spd cassette to 4/5spd

Lets get some things ticked off: Friction shifting, check Narrow stance cranks, check 2 or 3 spacers on the right hand side, check Single chainring, check (That's the context.) Are there ...
0
votes
2answers
250 views

Grinding sound from rear wheel

I am getting a grinding noise from the rear wheel which has got louder and is causing increasing resistance over the last few weeks (I live in the Netherlands so cycle every day). The cassette has ...
6
votes
1answer
113 views

Can I mix and match cogs from 2 different SRAM cassettes and still expect it to work?

My road bike currently has a 12-25 cassette on it. I really want the cog with 11 teeth instead of the cog with 12 teeth, but I don't want to upgrade to a full 11-32. If I were to install a new 12-25 ...
6
votes
3answers
3k views

Does it matter which cassette I get for downtube friction shifters?

My grandpa gave me his old 1974 Raleigh International (all original Campy) as a graduation present. Since the stock wheels are for tubular tires, and I do want to ride it around town, I want to get ...
0
votes
2answers
171 views

Hypothetical 1x10 simplification to 1x3 or 1x5

This is a hypothetical question that will help viewers (including myself) better understand gears and their limitations. Suppose someone sees a bike they like at a local bikeshop and it just happens ...
0
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4answers
92 views

Shimano Ultegra 6800…what do I need?

I'm gearing up for my first bike tour. I have an old motobecane cross bike, I think it's a 2007. I need more granny gears. Right now I have a 9 speed 12-26. I'm looking into the Shimano Ultegra ...