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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2answers
64 views

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

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 ...
2
votes
0answers
18 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
1answer
34 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.
3
votes
2answers
22 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 ...
4
votes
3answers
142 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 ...
3
votes
0answers
31 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 ...
0
votes
1answer
42 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
29 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
81 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
63 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
70 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 ...
26
votes
12answers
83k 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
106 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
60 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
42 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
40 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
70 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
62 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
47 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
168 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: ...
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
46 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
5k 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 ...
19
votes
7answers
30k 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 ...
3
votes
1answer
81 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
90 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
94 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
144 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
votes
4answers
80 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 ...
1
vote
1answer
38 views

Motobecome Mirage (I think) made in France

I am trying to put this bike back into use. The cassette is not freewheeling. Does that mean that the cassette is locked up, or do some bikes not have a freewheeling cassette? If it is locked, will ...
2
votes
2answers
186 views

Triple chainring + nonstandard sloped cogset. Can this work?

It seems that on my mountain bike and all other multispeed bikes I have seen having a rear cassette or freewheel all have sloped cogs, meaning they go from largest to smallest in order of decreasing ...
-2
votes
1answer
70 views

Quad chainring (4x12)?

Does anyone yet make an affordable quad chainring? I would love to see a 4x12 with my staggered cog idea such that all 12 gears are shifted progressively using the 4 chainrings. Each chainring would ...
3
votes
1answer
209 views

How to select cog for emergency single speed conversion with a broken derailleur

I broke the rear derailleur on my surly karate monkey recently. I had the bike setup 2x9. I decided to try and get home by converting to single speed via trail side repair (made easier by the ...
0
votes
1answer
78 views

Changing the entire chain gear mechanism

I have a Lapierre shaper 100. I am looking to change my entire chain mechanism as some of these parts need to be changed. I have selected my components, and I am hoping you can tell me if these ...
3
votes
1answer
98 views

Can I use a 7 speed shifter on an 8 speed cassette

I am currently upgrading my mountain bike and have bought a set of wheels that accepts 8,9,10 speed cassettes but my previous wheels used a 7 speed freewheel. If i install the new wheels with an 8 ...
2
votes
4answers
126 views

is this cassette and chain ring combination good in terms of number of teeth?

I recently bought a used bike which has a shimano alivio 8 speed gearset. When I look at the drivetrain, it really looks small to me. Below are the size of them in terms of the number of teeth: ...
2
votes
4answers
155 views

Direction of chain whip

Is there an easy way of working out which way round to apply a chain whip to a cassette for its removal? I've taken plenty of them off in my time but always end up having a couple of tries at it ...
5
votes
3answers
15k views

Advantages / disadvantages of freecoaster and cassette hubs

I've been reading a lot over the past few days about BMX, and last night I watched a few videos like this one. I have been seeing the words "freecoaster" and "cassette" around a lot, and I was curious ...
6
votes
6answers
12k views

7-speed MTB cassette on 8/9-speed wheel hub, where does spacer go?

Sheldon Brown says "Add a 4.5 mm spacer before installing a 7-speed cassette on an 8-, 9-, or 10-speed hub", but doesn't seem to show spacer placement in any picture. My direct experience is that the ...
0
votes
3answers
153 views

Rear cassette 'ticking' forward, making chain catch, what is the problem and how do I solve it?

I have a Giant Rapid 4, bought in 2009. When freewheeling (i.e. rolling forward but not pedalling) on my bicycle, the chain catches. I had a look and I think this is because the rear cassette ...
7
votes
5answers
40k 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 ...
2
votes
1answer
88 views

gear shifting after changing cassette

I've just changed a worn out cassette on my road bike (SRAM 8 speed 12-26T) and replaced it with a Shimano 12-25T 8 speed cassette. Now it looks like my gear shifting doesn't work. I can't get into ...
2
votes
2answers
373 views

Is a Shimano Dura-Ace 7800 rear derailleur compatible with a Dura-Ace 7900 11-27 cassette?

Is the Shimano Dura-Ace 7900 10 speed cassette with a ratio of 11-27 cassette compatible with a dura-ace 7800 rear derailleur? Some people say its fine but more important to me is what Shimano says ...
4
votes
1answer
52 views

Pie plate replacement

The pie plate / dork disk between the cassette and spokes on my bike cracked from age and I had to remove it. I'd like to get a replacement but I can't seem to find any online. Also, do I just need to ...
4
votes
1answer
69 views

Friction Shifter Rear Derailleur, Not Holding Low Gear

My 86' Raleigh 10 speed with friction shifters insists on not holding the lowest gear. If I hold it in the low gear, it will stay but the moment I remove my hand, it goes back up. I'm assuming it is a ...