Questions tagged [shimano]

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

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693 views

Can I replace my Shimano Nexus 7 with a Nexus 8 hub?

My 2 year old bike has a (damaged) Nexus 7 IGH, it started running heavy and I can't find out why. Rather than getting it fixed I'm considering replacing it with a Nexus 8 hub, as they supposedly of ...
4
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6answers
3k views

New roadbike. Poor cassette quality control?

I've just bought a new ROSE PRO SL 105 roadbike and took it for a spin. At first, i noticed a little clicking sound in the rear cassette. I thought that it only might need some time for the chain to ...
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1answer
394 views

Cleat holes “covers” for Shimano shoes

I have a pair of Shimano MW7 shoes, and a pair of Shimano SH-AM9. These shoes are designed for pedals with cleats. But I am often in the situation where I have to walk a bit etc even worse I have to ...
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1answer
283 views

Shifter/brake-lever compatibility with front and rear derailleurs

I am currently converting my bike from flat bars to drop bars for a long touring cycle. I used to have Shimano SL310 shifters (8x3), but have now bought Shimano Sora ST-3300 (8x3) to mount on the drop ...
2
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0answers
182 views

What type of frame could this be?

Recently purchased this 1x11 rebuild. Decals have been removed and it has a fresh powder coat. The stripes are coloured electrical tape so don't go by that... I've heard it could be a Miyata or ...
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1answer
317 views

Is an SLX M7000 crankset compatible with the rest of my drivetrain?

I ride a Comencal Meta HT AM Origin. Unfortunately I need to buy a new crankset. I’ve been thinking about Shimano SLX FC-M7000 34-24T with a new bottom bracket, BB-MT800. Do you know if that ...
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2answers
608 views

Shimano drivetrain compatibility

I'm planning to upgrade my drivetrain from Claris to 105. Can I still use my Claris crank with an 11-speed rear derailleur and cassette? Thanks.
3
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1answer
166 views

SPD SL Cleat Cover, are they supposed to be attached all the time or removed on rides?

I've always assumed you put them once and forget it, and still clip in with them, but then I read somewhere that Speedplay covers needs to be re-attached when you're walking. Is Shimano the same? If ...
0
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1answer
660 views

What trigger shifters would be compatible with my Nexus-8 internal gear hub?

I've looked at similar questions to this and the only shifter that is brought up is the Shimano Alfine SL-S503 8-speed shifter. Are there any other compatible shifters (preferably trigger-shifters)?
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3answers
2k views

Shimano STEPS E8000 battery won't charge

I have a STEPS E8000 bike and wanted to make some improvements, like possibility to charge from any kind of CC/CV charger (even using solar panels when grid is not available) and to charge it to 41v ...
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1answer
422 views

Shimano Ultegra CS-6800 11/32 replacement?

I currently have Ultegra CS-6800, 11/32 w/Di2 on my bike. I've been wanting to get a second set of wheels and see that CS-6800 series is now replaced with the CS-R8000 series. If I move to the R8000 ...
3
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1answer
515 views

Replacement shifter for Shimano exage 7-speed - modern shifter compatible?

I've got an early 1990s Schwinn Crosscut with Shimano Exage LX400 components. I've just pulled it out of storage. The bike is in pretty good shape overall. The derailleurs are moving freely and the ...
4
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1answer
626 views

Repairing Shimano front shifter ST-EF41-L

My son's bicycle gear shifter SHIMANO ST-EF41-L (front 3 speed) malfunctioned (Both levers became free). I disassembled it and found 3 very small plastic parts on the bottom side of the shifter were ...
2
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2answers
1k views

Will 2 x 10 speed front derailleur work with 11 speed set up?

Would an existing 2x10 front mech work with a new 11 speed rear set up? Using all Shimano SLX with 11 speed shifter, rear mech and chain. Front chain rings are 2 x SLX 38/28.
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2answers
452 views

Can I replace a Shimano Deore SL-M590 3speed Left shifter with an Acera SL-M310?

Total n00b question here, I did have a look for similar questions & answers first! I have a 2009 or 2010 Specialized Rockhopper SL with all Deore parts. The left shifter is broken. I can pay £23 ...
2
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3answers
596 views

How to tighten the Hollowtech II (on R2000 Claris) cranks?

The owner's manual on my new bike (with the new Shimano Claris, not the old one with Octalink) asks me to do this: After the first 20 km tighten the crankset and also tighten the pedals in the ...
3
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3answers
1k views

Can a 21 speed Shimano Tourney groupset get converted into a 7-speed?

I currently ride a 3x7 Tourney bike, which I’ve upgraded moderately and it is riding nice. I’d like to know if I can somehow replace my 3-crankset for a simple one, and also get rid off the front ...
3
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1answer
2k views

How do I use the trim function correctly on Shimano shifters

I have Shimano SL-4700 Tiagra (flat handle) Double shifters. However the front shifter has 4 positions in this order: High High trimmed Low trimmed Low As can be seen in the image below. ...
4
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1answer
472 views

What is considered a small hand for shimano?

The new shimano r7000 offers two options r7025 and r7000 in the brake levers, the first one is for small hands. What is considered small hands?
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1answer
143 views

What is what appears to be electrical conductive tape beneath the “water-proof cap” inside the Ultegra 6600 STI assembly?

While performing some work on my Ultegra 6600 STI shifters I was curious to remove part no. 13, designated "water-proof cap" in Shimano's part fiche. To my surprise there was something that resembled ...
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1answer
1k views

STI Shifter Lever body loose

I have Shimano STI shifters (model ST 2300) and the shifter lever (the part for braking and shifting) is loose. So if I hold the head (cockpit) and move it, the head also moves a bit. How can I ...
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0answers
42 views

Can I combine two pm break mount adapter?

I think about upgrade my shimano rear brake disc from 180 to 203 mm. The mount system is a pm 160 direct, meaning I currently already have a pm 180mm adapter. Weirdly, I couldn't find an adapter for ...
1
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1answer
322 views

Front chainring spacing difference between Shimano and Campagnolo?

I want to upgrade my mid 80s road bike from a 50 tooth to a 53. But the BCD of the big triple chainring is some rare standard that it costs less to buy a whole (used) crank instead. And of course this ...
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2answers
164 views

Rear disk brakes stopped working in Trek DS 2

I have recently bought my first disk brake bike and after having the first ride, I noticed a slight rear disk brake rubbing noise. So, next day I decided to have a look and reposition the brake. Since,...
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0answers
152 views

RD-TZ40 ME Replacement

I've damaged the rear derailleur on my bike, and it needs to be replaced. I don't really have an LBS. I've looked around online, but I can't seem to find a correct replacement. I should clarify that ...
3
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2answers
172 views

How to adjust cleats to lower pain in the right foot's last two toes

I'm getting started on road cycling, rode a few times with Shimano R540 SPD-SL pedals and compatible shoes, using the maximum float setting since I'm still getting comfortable with the system. I've ...
1
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1answer
73 views

1970's Gitane Gypsy: Brakes and types I can Use Shimano: ULTEGRA R8000

I want an updated brake system for Gitane Gypsy (1970's frame). Some braking types have descriptions that indicate "short reach caliper', which, is eponymous with its name I’m sure, however, I want to ...
2
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1answer
2k views

Ultegra 6800 shifter with R8000 rear derailleur?

I'd like to replace a Shimano 105 5800 11-28 cassette on one of my bikes (CAADX 2016) with a CS-HG800-11 11-34 to get a wider range of gears. My rear derailleur is Ultegra RD-6800-SS, which can't ...
3
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2answers
890 views

Dual shift levers, old bike and indexed gears

Long story:  I once built a road bike for my wife over 30 years ago. It has Reynolds 531 tubing / 501 forks and alloy parts, so it is quite a decent build. However, my wife has been put off ...
4
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1answer
3k views

What is the difference between Shimano BB71 and BB72 bottom brackets?

I often see the Shimano BB71 and BB72 press fit bottom brackets listed on stores alongside one another, like here for example, so what's the difference? Are they both the same geometrically? Is one a ...
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1answer
86 views

How to date my second hand bike [duplicate]

I am trying to get an online reference to the exact specs of my second hand bike. What are a) Some good techniques/things to look for? b) Some resources to help the dating process. E.g I see that ...
1
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2answers
56 views

Will these tires fit on my bike?

If I were to purchase the “Aluminum Road Bike Commuter Bike Shimano 21 Speed 700c”, would I be able to remove the tires that the bike originally came with, and replace them with some “Michelin Lithium ...
0
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1answer
21k views

Shimano Hydraulic Disc Brakes vs Tektro Hydraulic Disc Brakes [closed]

My current bike has this brake set: "Tektro HD-M285 post mount hydraulic disc brakes with 160mm 6-bolt rotors and Tektro levers." I have read many places online that people prefer "Shimano M315, ...
5
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1answer
184 views

Can I reuse Jagwire hydraulic brake hose?

They were previously filled with Shimano mineral oil. Now they are to be re-purposed for dot 5.1 oil. Any issues with doing so? Cheers.
3
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1answer
259 views

Shimano 3 Speed Internal Hub Gear on child bike popping chain on 3rd speed

my daughter got a S'Cool bike that's a 3 speed internal hub gear system. It works fine in the first two speeds but when it goes to third gear it makes a bit of noise - like a small "whizzing" sound ...
2
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1answer
326 views

Is there a master link for single speed chain that will fit in Shimano chain tensioner?

I've got a bike with planetary hub Shimano Alfine 8-speed and this chain tensioner. It uses single speed chain. However master link on the chain I bought (similar to this pic) is too wide to fit in ...
2
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1answer
3k views

Shimano front derailleur - tensioning, can't move shifter

I am trying to fix the front shifting on a bike (not my own, family member). The original reported problems were inability to shift into 3 (largest), combined with a tendency for the chain to come off ...
2
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1answer
127 views

Switching from MTB to road handlebars

I have a gravel bike with an MTB setup. SRAM GX rear mech, SRAM XO shifter, 1x11 system, Shimano disc brakes. How would I go about replacing my flat handlebars with road bars? Alternative 1 Get a ...
3
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1answer
55 views

Is shimano ct-s500 chain tensioner supposed to move around its bolt?

I disassembled my Shimano ct-s500 chain tensioner and now I am putting it all together. However after attaching it to the frame it moves for about 60 degrees around the bolt which attaches it to the ...
4
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3answers
428 views

Repairing stripped threads on a nut type bottom bracket

I recently bought a used 2011 diamondback outlook mountain bike for $30 on craigslist. The bike however needed some significant work. The bearings in both wheels need to be replaced, the shimano 7 ...
7
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1answer
579 views

What did I just do? Fluid shot out of my handlebar when pushing my caliper in

I just bought a new road bike with hydraulic disc brakes, using a Shimano Ultegra R8020 Groupset. The pad was rubbing on the rear rotor and it wouldn't recenter when pumping the brake. The brake lever ...
2
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3answers
352 views

New 2012's Sora 3500 vs used 2003's 105 5501

I am preparing my bike for a 2000 km trip. I have an old and used ~2003 hybrid bike with 105 derailleurs and want to change the current horizontal handlebars to road ones, so I have to change cables ...
0
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1answer
517 views

Can hydraulic disk brakes be incrementally upgraded?

Background: I used to have a bike with Magura HS33 hydraulic V-brakes which I liked a lot. A while back I bought a new bike with Shimano M395 disc brakes. I've had the bike a little over a year now ...
3
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1answer
687 views

Will Shimano M6000 Rear Derailleur SG (medium cage) work with cassette other then 42t?

I was thinking about buying Shimano Deore groupset to upgrade my ride, checking both older M610s and newer M6000s. The hitch is I want 2x10 set commuter flavor. That means narrow ratio cassette, like ...
3
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1answer
61 views

Rear gear change misses 1 gear

Hi I have a 9 speed setup with the derailleur that springs to the largest cog. My problem is that when I change through the gears one at time it misses 1 whole gear in the middle. It doesn't sit and "...
2
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1answer
369 views

Shimano BR-T4000 not compatible with frame pivot stud

I tired to replace v-brakes on my random cheap frame as spring regulation things started to fall apart. For replacement I picked front+rear set of Shimano BR-T4000 v-brakes because v-brakes are so ...
3
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2answers
362 views

Interoperability of hydraulic disc brakes and levers between model lines/manufacturers

My bike came with Shimano Deore XT M765 hydraulic disc brakes and Shimano Deore XT M756 hydraulic levers Dual Control units. I wonder whether the calipers from one manufacturer can be connected to ...
3
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2answers
129 views

Brifter loose even with bolt tight

How to clamp a brifter to the bar more securely if the clamp is already very tight? More detail: After a small crash (no scratches on me, just a few on the bike), one Shimano Ultegra brifter was ...
3
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1answer
297 views

Just installed a new chain but it took me 4 tries, is it safe?

I just installed a new Shimano 105 11sp chain on my bike using a park tool chain tool to put in the pin. But I screwed it up 3 times 🙄. After each time, I popped out the pin and used a new pin (ended ...
4
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2answers
403 views

DX derailleur 1990 maximum teeth?

I'm trying to upgrade my cassette on a (commuter road bike) bike that uses a Shimano rear DX derailleur from ca 1990. What would the maximum tooth count be for this RD? The model says rd-m650 but I'm ...