Shimano brand bicycle components. (No need to use if Shimano is an incidental part of the question.)

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3answers
506 views

How to use bicycle gear ratios

In a 21 speed bicycle, which is the fastest gear ratio. Smallest on front and largest on back or vice versa?
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0answers
36 views

FD rub top and bottom of cassette big ring. How to fix?

I have set up a few front deraliuer in the past some using ultegra 6700, all of which ran without chain rub with the exception of the two expected cross chaining cogs. For some reason on my new bike ...
4
votes
1answer
271 views

Fix a wobbly Shimano freehub?

I have a brand new Shimano Ultegra WH-6800 rear wheel. The freehub has about 2mm of play in it. I can feel the play without the cassette installed by grabbing the freehub body and moving it. It moves ...
2
votes
1answer
310 views

What can my Shimano BR-M445 caliper be replaced with?

I have a Shimano BR-M445 disc brake caliper that has decided to give up on life, so I need a replacement. It seems like the BR-M445 is no longer produced, so are there other calipers that can replace ...
7
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1answer
231 views

Why are some chainrings specs appended with an 'a' or 's'

Shimano 22s x 32s x 44a Why isn't that 22x32x44t ? What does the 's' and 'a' stand for in this case
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vote
1answer
149 views

What can I replace a Shimano SL-M760 shift lever with?

My right-hand Shimano SL-M760 9-speed shift lever broke, and unfortunately I can't seem to find a new one online (I'm in Germany). I'm a bit overwhelmed by the number of Shimano 9-speed shift levers ...
0
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2answers
285 views

The crank arm slips when pressing hard on pedals with Shimano Nexus

I have replaced my wheels with a Shimano Nexus 8-speed internal gear hub set but I may have had the problem before the change. When I push down relatively hard on the crank arm for example starting ...
3
votes
1answer
38 views

Adjusting Gear Actuation

I recently brought a second hand bike with Shimano Deore gears on it and when I switch up a gear on the chain-ring it requires a significant amount of actuation pressure on the 'flappy' paddle (...
5
votes
1answer
309 views

Orientation of asymmetrical brake pads on front vs. rear

I'm replacing some old cartridge pads that I can't find inserts for with one-piece Kool-stops. Both are asymmetrical types, but the front set of old shoes are explicitly designated for "tail-forward" ...
5
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2answers
97 views

Dynamo hub cones regulation

I have bought my first dynamo hub wheel with Shimano DH-3N72 hub. The axle of the wheel fells like if it is over-tightened a bit, it rotates with feeling of clicks. Should I loose the cones in the ...
3
votes
1answer
146 views

New Brake Compatibility with Vintage Bike

I have a vintage Gitane Sprint from the early '80s which came with Weinmann 405s (single-pivot side pulls). I had been thinking about replacing the front brake anyway and then recently broke the quick ...
4
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1answer
147 views

Shimano Nexus 3 — what anti-rotation washer to use?

As I described in my previous question, I attempted a gradual conversion from a dérailleur to a Shimano Nexus 3 gear hub. I have installed the hub, keeping the dérailleur's pulley for now, with ...
2
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2answers
500 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 ...
2
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1answer
182 views

Can I swap out an Ultegra 6750 crankset with a 6700?

I want to have the ability to change chainsets depending on terrain. I currently have the compact Ultegra 6750 chainset and am after a 6700 53/39 for the flats and races etc. Are the axels the same ...
1
vote
0answers
135 views

General History of the V-Brakes/Direct Pull Brakes/Linear Pull Brakes [closed]

I am currently doing some research on the Direct Pull/ Linear Pull/ V brakes. I have so far found a lot of information on how to adjust and fix v brakes (i.e. Sheldon Brown) or even comparing the v ...
2
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1answer
292 views

Correct position of brake quick release on Ultegra 6800

I'd like to know wether the brake quick release lever on the Ultegra 6800 can be kept in any intermediate position between completely closed and completely opened when riding.
1
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1answer
209 views

Can I replace my Shimano outer chain ring with a SRAM?

I need to replace my outer chain ring. I am currently running a 50t, I'm pretty sure it's a 130 BCD. I am considering a SRAM Outer chain ring as a replacement. I assume as long as measurements are ...
7
votes
3answers
176 views

Switching from a dérailleur to a gear hub

I'm upgrading an old bike with a five speed dérailleur system which I'm trying to convert to use a three speed gearhub from Shimano. I have assembled the wheel, I know how to set up the gearhub itself,...
2
votes
1answer
211 views

Shimano SIS Rear derailleur fixing problem

I have the shimano sis rear derailleur which needs fixing. I took it off the wheel while I was fixing the puncture in the rear wheel. Now I am not able to fix it. It keeps coming off when I am ...
1
vote
1answer
66 views

Shimano XT with Campag Centaur crank?

I would like to use a Shimano XT group for my flat-bar disc-brake touring bike, but the XT crankset doesn't suit my touring needs very well. I would prefer having a 50/34 crank instead of the XT's 38/...
3
votes
2answers
86 views

What speed is my Shimano Nexus 8 Hub in?

I made a mistake when changing a flat. I didn't have it in 4th speed. When I was changing the flat I shifted it for more give on the shifter cable >_< . Now my shifter says 4 and I don't known what ...
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2answers
902 views

What is wrong with my Shimano 105 5800 front derailleur?

Background: I've installed a complete new 105 group (this bike is a brand new custom build) on a Civia Hyland frame. The rear wheel has a white industries CLD disc hub for the 11 speed cassettes. ...
2
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1answer
120 views

which is better a sram 11 speed or shimano 10 speed FD with shimano 105 11speed groupset

I have bought an 11 speed shimano 105 groupset, unfortunately the 11 speed FD does not fit my bike (It is an Airnimal Chamelion). Therefore I have a choice of Sram 11 speed FD or Shimano 105 10speed ?...
2
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1answer
404 views

Shimano 105 5800 mech compatibilty with 5700 shifters

I have purchased a Shimano 105 5800 11 Speed Cassette 11-32, 116 link chain (CN- HG600-11) and longer-caged 'GS' rear derailleur (RD-5800-GS) to replace my original 105 10 speed 5700 series mech. Can ...
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1answer
3k views

Can I replace only the smallest cog on my rear cassette?

I currently have a 12-30t rear cassette which needs replacing. While I'm at it, I really want to switch to an 11 tooth to get the extra 9% in top speed. But the problem is, even the most expensive (...
4
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2answers
824 views

Add/remove sprockets on cassette to customize gear ratios

I have a Shimano 105 10-speed cassette on my road bike, with sprockets 11-12-13-14-15-17-...-28 (I don't know by heart what comes between 17 and 28). I'd like to remove the 11, and put a 16 between ...
3
votes
3answers
9k views

Alfine 11-speed - what is needed to install it? What are common problems when installing?

This is an expensive and heavy hub but I'm looking to build a new wheel and strip the rear derailleur off my old Trek MTB. It already has a fixed Ritchey carbon fork and front disc and is a nice ...
0
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1answer
2k views

How to fit BB bearings to install Ultegra Crank on road bike Wilier Cento 1

I've bought a used Wilier Cento 1 carbon road bike frame (not the new Cento1SR, but the previous model). Now I would like to transfer all Ultegra 6700 groupset components from my existing bike to it. ...
5
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3answers
9k views

Can you use a 8 speed Shimano shifter with a 7 speed cassette?

I want to use an 8-speed shifter with a 7-speed cassette. I saw this question, but I am unsure if this would work, since I believe the spacing is the same between a 7- and 8-speed, but the length is ...
2
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6answers
324 views

Can't downshift rear derailer

I'm trying to fix my wife's bicycle which sat out all winter. I can't get the rear derailer to downshift from the twist grip shifter. I have inspected and cleaned and lubricated the cables, nothing ...
2
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1answer
103 views

What is the purpose of greasing BB threads?

As is known for Shimano sealed bottom bracket cartages (e.g. page 16 here), if the BB cup is made out of metal, grease should be applied to the frame-cup thread. If the cup is plastic, grease should ...
3
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3answers
657 views

Remove front derailleur without breaking chain

I recently purchased a Diadora Orbita bike from SportChek. As I was riding it my front derailleur got bent and now I can't use my pedals. So, my question is, can I remove the Shimano FD-TY18 front ...
2
votes
2answers
80 views

Shimano Cassette Change

I have a Shimano compact double on my road bike with an 11-28 Cassette (50-34 Chainrings). I would like to change the cassette to 11-32. Is that possible and if it is are there other components I ...
2
votes
1answer
86 views

Shimano Pedals M520

I recently replaced an old pair of Tioga clipless pedals with a new pair of Shimano M520 pedals. Compared to my old pedals, the Shimano pedals have much more side to side play in them. Is there an ...
3
votes
1answer
99 views

crankset compatability

I am wondering if I would be able to run the 105 5800 crankset with my 9 speed ultegra 5600 shifters/rd? I don't have the funds to do the whole groupset at once, and I believe upgrading to 11 speed ...
0
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2answers
75 views

Bottom bracket creaking

I replaced my bottom bracket with a Shimano 113mm cartridge. Now 3 months later its making a creaking noise; the sound goes when free wheeling though. Do l need a new cartridge?
2
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3answers
2k views

Why are my Shimano R540 SPD SL Road Pedals incredibly stiff to clip out of?

I'm new to clip less riding. I just purchased and installed Shimano R540 SPD SL Road Pedals for my bike. I also got Shimano R064 SPD SL Road Shoes. I have been practising clipping in and out indoors ...
1
vote
2answers
337 views

Which chainring? Shimano M785

So I've never changed a chainring before. But the first step is finding the right one. I have a Cube Hyde SL 2012 . It describes the crankset as Shimano Deore XT FC-M785 Hollowtech II 42x26T., 175mm,...
1
vote
1answer
237 views

Where can I get U.S. size 15B SPD clipless shoes?

I want to get some large clipless shoes for an indoor stationary cycle at my gym, which I presume uses SPD. I wear a U.S. size 15B and it is difficult to find shoes that long, let alone with a narrow ...
3
votes
1answer
311 views

Torque for Shimano Alfine 8/11 Speed Internally Geared Hub Axle Nuts?

I Googled for this, but couldn't find the proper torque (in Newton-meters) for Shimano Alfine 8- and 11-speed IGH axle nuts. I'm putting the hub back on the bike after removing the rear wheel. I'm no ...
0
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3answers
2k views

Can I change from short to long derailleur to increase cog size

I am have a tiagra 11-25 10 speed cassette with short cage. I am a poor climber and looking for extra gear; I would like to go 11-32 for this year until my climbing improves, will the short cage ...
3
votes
0answers
191 views

Shimano Nexus 7 speed IGH, high gears tight shift

I have the popular Shimano, Nexus 7 speed, internal gear hub. After removing the back wheel to replace the old tire, I've found that changing gears especially from 5 to 6 and 6 to 7 (especially the ...
3
votes
2answers
1k views

Attaching crank arm with Shimano SLX M660

Firstly, apologies if this question has tones of frustration, my new crank set and bottom bracket has never been installed correctly, so I am going to do it myself. Should the drive spline on the ...
4
votes
4answers
3k views

Why doesn't Shimano use shadow technology on road derailleurs?

Shimano has been using their 'Shadow' technology on their high-end mountain bike rear derailleurs (> Deore) for many years. In addition to the benefit described in the images below (from here), ...
2
votes
1answer
353 views

Upgrading from 50/34 to 50/39 with Shimano Sora?

I have a road-biased hybrid that came with a compact 110mm BCD 50/34 Shimano Sora crankset and chainrings. I'd like to upgrade the inner ring to 39, but I'm having some trouble figuring out what to ...
3
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1answer
534 views

Is the XTR Di2 battery compatible with Ultegra Di2?

I'm considering installing an Ultegra Di2 groupset on a small road bike. The space below the water bottle bosses is too little to install the regular road Di2 battery, but the XTR SM-BTC1 Di2 battery ...
0
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1answer
65 views

What Size Screw Holds the Up and Down Shifting Levers on Ultegra Shifter?

There's a screw on the back of my Ultegra (circa 2000) shifters that holds the down shifting (on the right side) inner lever, to the up shifting outer/longer lever. I've long struggled with it ...
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1answer
58 views

Pads in contact with disk when idle on my SLX L675 disk brakes

I've recently bought a Nishiki Hyper pro which features the hydraulic Shimano SLX L675 brake system. What I've found is that the pads on the back wheel breaks appear to be in constant light contact ...
0
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1answer
1k views

Shimano Alivio M4000 vs Altus M370 shifters

I'm planning to upgrade my shifters to Alivio M4000. My old shifters are Altus M370. My question is will this make a significant differrence on my shifting? I'm running Altus M310 FD with Alivio M4000 ...
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1answer
137 views

Upgrading Cube Aim 29 2013

I'm thinking about upgrading my bike Cube Aim 29 2013. Current configuration described here. The bike is completely ok for short rides, but for longer rides doesn't feel comfortable. So I'm going to ...