Questions tagged [freewheel]
The freewheel is a ratcheting mechanism, that coupled with a set of gears, is that threaded onto the rear hub of a bike. The freewheel allows the rear wheel to engage and move when the pedals are spun forward, but coast freely when the pedals are stationary or spun backwards.
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Hub very "sticky" after servicing
I decided to service my ritchey zeta classic wheels. I followed the instructions in this video:
I found a broken rubber o-ring inside of the hub. It looks like it might ...
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Why are road-bike freewheel ratchets so loud?
(This is related to this question here, but while that one is focusing on quality of the gear (higher end vs lower end), my question focuses on the style of the bike.)
I have made the experience that ...
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How much spin should I expect in my freehub?
Working through some maintenance challenges and mystery noises with my bike (GT Grade, Shimano 105 drivetrain). I think it might be related to my freehub.
Here's a video of how much spin I can when I ...
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Freewheel removal
I have a Gary fisher Bike and I want to remove the freewheel. I bought a freewheel remover tool that has 12 teeth and is compatible with my bike, however when I turn it counter clock wise it just ...
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Shimano 105 thru-axle freehub FH-R7070: freewheel body servicability and separately orderable?
I'm searching for a replacement freewheel body for my bike.
The only marking on my freewheel body is
18-d-3 11S
Internet search did not yield useful results for this string.
Searching for Shimano ...
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Periodic bang on bike freewheel
First of all, this is a great community :)
I have bought a trek FX 1 Stagger recently, and there is one problem which I’m not sure how to address.
There is a noise coming out of the freewheel whenever ...
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Can't remove my hyperglide cassette
How can I remove my cassette? I've been planning to replace them for a while now but can't really remove them, no matter what I do.
Im using a SHIMANO FH-TY500 hub, paired with a SHIMANO TOURNEY 7-...
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How to replace a band (hub, drum) brake with a freewheel
I am looking to convert my bicycle into a semi-electric bike by adding a freewheel. The 2 freewheels will allow me to use either pedals or an electric motor to move the bike. However, I don't have ...
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I need help fixing my axle
Here is my bike:
https://www.trekbikes.com/gb/en_GB/bikes/hybrid-bikes/fitness-bikes/fx/fx-1-disc/p/27987/
What appears to have happened is that the axle through my hub has sheared off due to some ...
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Is there any reason why my 21-speed bike has 118 chain links?
I got a second-hand bike some time ago. It's a Zündapp Silver 2.0 with a 7-gear freewheel (Shimano MF-TZ21). Recently, the chain (probably KMC 1/2 x 3/32) has worn down enough to warrant changing. So ...
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BTWIN MyBike add 7-speed gears
I have a Decathalon BTwin MyBike.
I plan to add a 7-speed freewheel gears
I've seen MyBikes with a 6-speed freewheel,
was wondering if 7-speed is possible
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Catastrophic hub failure, can the freewheel and rim be saved?
I am not experienced working on wheel hubs/cassettes or anything related to them. I am also not great at English, so please excuse any dumb questions I might ask.
The obvious problem is that my rear ...
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Which tool is required to remove an 8 notch freewheel from a single-speed flip-flop hub?
I have a single speed freewheel on a flip-flop hub that I would like to remove to service the hub. It has 8 notches, which tool do I need to remove the freewheel?
Here is a picture of it on the bike:
...
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Are freewheels compatible if they have the same number of sprockets and teeth?
I'm a novice to the cycling world and am wanting to learn to do my own maintenance, so I'm quite unsure of a few things.
More specifically, I have a Dahon Eco C7 foldable bike that I got used and was ...
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Freehub removal
I need to remove this freehub (see picture), to replace a broken spoke, however, it is an old bike and I am unsure how to proceed? I've managed to removed the cassette using a chain whip and a 32mm ...
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What type of freewheel remover do I need for this one
this is a Louis Garneau 20inch bike wheel
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Halo freehub body 10 teeth need part number or correct description
Hi all you've been all helpful so far, I need to order one of these, please see attached pic:
It is a hub part from HALO COMBAT wheel 10 teeth, I cannot find correct part number or description, I need ...
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Front wheel making a tick noise with each rotation ans the wheel does not run freely when spun by hand, stops soon after the click noise
I just bought a new Triban 500 from Decathlon. During the first ride I noticed a click sound with each rotation of the wheel (sounds like a car indicator being on). When I spin the wheel by hand it ...
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Upgrading my chainring
Long story short, I have a 30t chainring and a 14-38t freewheel for a 7-speed configuration. The 7th gear is barely a workout and 6th gear is more like a 4th or 5th gear. It’s a terrible ...
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Successfully converting a 28T 7-speed freewheel to 34T
I have a 20" child's bike with a 13-28T freewheel. The ones you see on most kid's bikes.
I'd like to convert it to a 11-34T freewheel so that my son can climb hills more easily. They look like ...
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How am I supposed to get into this screw-on singlespeed freewheel?
This is off a neighbour's kid's bike. The pawls weren't springing so I offered to take a look. I've had a couple of similar failures myself and thought I'd open it, clean it, and regrease it. Even ...
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Can I straight-swap my cassette 10 cog wheel with a ebike hub motor free wheel 7 cog wheel?
I have a Giant Anthem bike that has a 10-cog cassette wheel. And I have just purchased an e-bike hub motor that is a freewheel with seven cogs. Can I go ahead and fit it without any problems?
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How to adapt a spoke salvaged from a 26" wheel to a 24" one?
This evening in trying to true a rear wheel run over by a car I managed to snap a spoke on a 24-inch rim.
I have some salvaged spokes and spoke nipples from a destroyed 26-inch mountain bike rim, and ...
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What tool to use for this cassette lock ring?
On an old road bike the freewheel mechanism sometimes gets stuck in the "coasting" mode, i.e., the pedals spin but the bike doesn't accelerate. When spinning the cassette by hand it still ...
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7-speed freewheel to Wahoo Kickr Core - what to know?
I have a 7 speed hybrid Infinity Boss three 7 speed with a Shimano TZ21 14-28T Freewheel and am trying to figure out what I need to get this bike on a refurbished kickr core which I'm planning on ...
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Which freewheel/cassette does a stock Kent Seachange have?
No, I did not buy the wrong remover tool! Stop laughing!
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Freewheel/gear slipping
I have a new bike which is roughly 6 months old and has not been used much. I've ridden roughly 120 miles on it and the gears or freewheel has started slipping when I'm in the lowest gear while ...
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Can freewheel of coaster brake be used in combination with derailleur?
There is "coaster brake" mechanism, it consists of not only brake, but also of freewheel. As can be seen in answers in Why there are no or few bicycles with coaster brake and external speed ...
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Replacement Rear Wheel for Islabikes CNOC 16 (O.L.D. 110 mm)
I own an Islabikes CNOC 16. The CNOC 16 need a new rear wheel; the CNOC 16's rear wheel (16 x 1.35 / 34-305 / 14t freewheel / M30 thread) rim and spokes are damaged after I partially backed over tire ...
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How do I remove the nut off of this when it’s rusted?
I’m trying to remove the nut so I can replace the freewheel cassette thing but I can’t remove it since it’s rusted I’ve tried using WD-40 but it didn’t work
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How to silence freehub on DT Swiss Spline wheels?
I just finished building a new gravel/commuting bike. For this build, I have bought a pair of DT Swiss Spline C 1800.
However as I switched from an early 80's Peugeot bike to this new gravel, I ...
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Making a 7 spd cassette or freewheel out of a 9 spd (need to save space to fit in dropouts!)
Restoring an old bike with smaller space between the dropouts and want to use it with a "modern" 9 speed XT derailleur. The shifting needs to be fluid so I'm trying to keep "9 speed&...
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MTB BSO rear hub – bearing size dilemma
Background
I am fixing up an old MTB BSO (MTBSO? Or even MBSO?). I reckon it's from the 1990s or early noughties. My ambition is to do it myself and as cheaply as possible. The fault is that the axle ...
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What to do with a busted freewheel on a vintage road bike?
I have a 1986 Panasonic DX-3000 that I use to commute to work and for casual rides. The freewheel did not survive the winter and the bearing inside it is clearly shot and after changing the chain as ...
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18 Speed Mountain Bike Single Speed Conversion
As of right now I currently have an Apollo 18 speed freewheel bike (3 Front and 6 Rear) I bought from Halfords but I have decided that I want to convert it into a single speed bike. This is because I ...
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0W-20 engine oil for freewheel pawls?
Has anyone tried 0W-20 engine oil for the pawls when servicing a Shimano freewheel? Would it gum up the mechanism? Also interested in how long lasting it would be as I don’t plan to service this ...
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Changing chains
I have a 60 year old bike that is eight speed (2 chainrings, 4 cogs in the back). The smallest gear on freewheel is worn out, visibly hooked. I've found a replacement freewheel.
I don't have ...
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Compound for freewheel locking sprocket threads
I have an oldschool SunTour 6-speed freewheel, where the smallest sprocket screws on the freewheel body to lock the larger sprockets in place.
It's a normal right hand thread, so as you pedal in the ...
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9 speed Shimano Deore derailleur compatibility
Will a 9 speed Shimano Deore derailleur be compatible with my 13-32 tooth freewheel?
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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?
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How can I remove my stuck freewheel?
I have been trying for days to remove my freewheel using a freewheel tool. I have been using an adjustable spanner for now but it still is not moving. Am I not strong enough? Or is there another trick ...
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Removing 2 bike wheel nuts that move simultaneously when I turn them?
I have recently removed my mountain bike's rear wheel and there are two nuts that I can't remove because when I use a spanner and turn one end the other end turns as well and I cannot remove them.
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Freewheel identification, removal, disassemble
I have a 2021 Schwinn High Timbre 27.5" mountain bike with a bent rear axle and grinding bearings. I need to overhaul the hub, but I cannot get the 7-speed freewheel off. I don't
know who the ...
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How to adjust drivetrain so I don't pedal empty air?
You might know what I'm talking about: coast a bit, then start a pedal stroke, and there may be zero resistance for a part of the cycle (let's say 30 degrees) like you're pedalling empty air. Then the ...
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Rear wheel not aligned with frame but cog and crank is aligned
My bike was previously a 26er mtb 3x7speed and I converted it now to be a single speed freewheel bike.
Is the bike safe to use if the rear wheel is not straight to the frame? It is closer to the drive ...
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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 ...
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Do SunTour freewheels have uneven cog spacing?
I have a Suntour freewheel (6 spd, "Perfect" model) that has unequal spacer widths. The spacer between the top and bottom 3 speeds is wider than the other 4 spacers. I purchased the bike ...
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Can I replace a Shimano MF-Z012 (freewheel) with a MF-TZ510?
Can I replace a (6-speed) Shimano MF-Z012 with a (6-speed) MF-TZ500 or MF-TZ510 freewheel?
Bonus question: apart from the "T" both models seem to belong to a related series. What does the &...
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What is the max weight an MTB bicycle with a freewheel can handle until it starts putting high stress on the rear axle?
Of course the riding style matters. How hard you go on jumps etc.
I don't drive my bicycle that hard. Sometimes i do when im in the mood. My issue is that i am constantly braking my rear axles. It all ...
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Why are trigger shifters so widely used, instead of the twisting grip shifters(revoshift)?
I recently rebuilt my whole bike. It was in terrible condition. I also decided to get a new freewheel with more speeds. While i was doing some research and looking through shifters and freewheels, i ...