Questions tagged [shimano]
Shimano brand bicycle components. (No need to use if Shimano is an incidental part of the question.)
767
questions
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0answers
54 views
Clamp width of new Shimano brake levers
Can anyone measure the width of the clamp (the dimension parallel to the bar) of the new XT M8100 12 speed Shimano brake levers?
I want to know the amount of 'bar space' the clamp takes up.
The ...
1
vote
1answer
75 views
Is master cylinder hydraulic fluid level critical (Shimano)?
I managed to successfully bleed a Shimano hydraulic brake but used an improvised kit instead of the official Shimano one. Since I used a regular syringe instead of the funnel+plunger system which may ...
6
votes
3answers
2k views
Why does this hollowtech crankset have play?
Background
Shimano deore crankset (not XT)
The crankset has done about 10000km (6200miles).
It is from a touring bike.
Most of those 10000km was done with the
bicycle loaded (bags on both front and ...
4
votes
2answers
391 views
Replacing Ultegra R8000 'long cage' derailleur (crash repair advice)
Today I did the unthinkable and crashed my pride and joy, a 2018 Specialized Roubaix comp. It's completely my fault I was commuting to work and in my pre caffeine state rode through what I thought was ...
2
votes
1answer
60 views
For a 9 speed shimano chain, must I use a shimano 9 speed connecting pin?
Are connecting pins interchangeable irrespective of whether it's a 7,9,10, n speed bike?
If it does matter, are they interchangeable in some cases? i.e. you could use a 7-speed connecting pin for a ...
5
votes
3answers
957 views
Reinforced Shimano pin snapped before connecting chain - how to resolve?
My previous chain snapped weeks ago and only got a new one sorted.
I've cut the chain to the right size, fed it through the derailleurs and onto the bike correctly.
The last step was to use the ...
1
vote
1answer
53 views
Ultegra 6800 front hub plastic cover loose
The plastic cover on the right side of my Ultegra 6800 front hub (red circle in the photo) is loose and rotates freely independent of the hub.
Is it normal ? If not how can I clamp it back?
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0answers
16 views
Which dust cap fits on the Shimano DH-C6000-3R dynamo hub?
I have a Shimano DH-C6000-3R without a dust cap and I would like to get one. The explosion diagram can be found here.
Both the Shimano SG-C3000-7R and SG-C6000-8R internal gear hub with rollerbrake ...
1
vote
1answer
116 views
Mixing 11 speed shifter with 10 speed front derailleur (Shimano)
On my Specialized Rockhopper hardtail I run a Shimano 3x10 drivetrain. The derailleurs are both XT with the front mech being model number FD-M781. For an excellent price, I can get a new take off XT ...
1
vote
1answer
72 views
Newer Shimano R7000 pedals having smaller contact area than older R5800?
I was comparing Shimano PD-5800 and the newer PR-7000 SPD-SL pedals. Judging from the metal contact plate on them, the newer model seems to have a far smaller contact surface area.
Is this correct ...
1
vote
1answer
49 views
New shifters on MTB
I would like your pro advice with a bike upgrade.
Please refer for details: Specialized Hardrock Disc SE 26 (2014) Specs
Why the upgrade?
5-year-old shifters, displays are cracked up and yellow.
...
1
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1answer
60 views
Dura Ace 7800/7900 vs 9000
I have Dura Ace 9000 mechanical shifters and I'd love to have hoods that aren't black. The only product I've found are Hudz but they only fit 7800 and 7900. Obviously there was enough of a change ...
1
vote
3answers
74 views
Changing the shifters
I have a 2014 Opus with Shimano Tiagra 10 speed. I have seen Tiagra shifters which don't have this annoying cabling coming out of the shifter and instead, they are together with the brake cables which ...
1
vote
1answer
84 views
Greasing a roller brake in a difficult spot!
I have a Gazelle cargo bike with Shimano Nexus roller brakes. I know these need to be greased fairly regularly. Unfortunately the bar from the carrier is right on top of the hole for adding the brake ...
1
vote
0answers
59 views
Small part for Shimano 105 brakes [closed]
My road bike has Shimano 105 brakes, circa 2003. Today, I removed the shoes from the front brakes, unscrewed the "fixing screws", and slid out the pads, so I can put in new pads.
Somehow, for one of ...
2
votes
1answer
97 views
Crank and Bottom Brackets Compatibility for Shimano GRX
I want to get myself a GRX810 2× but instead of buying the recommended (by Shimano) bottom brackets (SM-BBR60 or SM-BB72-41B Pressfit Hollowtech II) I would like to go with either the Token TF24 or ...
1
vote
1answer
52 views
Difference betwen two rear derailleur?
What is the difference between these two rear derailleurs?
On the pictures it seems, that the "rotation angle" is different.
https://bike.shimano.com/en-EU/product/component/tourney.html
On the ...
1
vote
2answers
68 views
Shimano METREA 1x11 from Shimano 3x8
Can I upgrade my bike with a METREA Urban crankset with chain guard 1x11-speed if my current system is Shimano FC-M171, 42/34/24 with bottom bracket Shimano BB UN26?
And can I install CS-5800 ...
2
votes
1answer
68 views
Is there any reason not to buy 2x11 GRX shifters for a 1x setup if I don't plan on adding a dropper post?
I plan to buy a Shimano GRX 1x11 groupset. My understanding is that Shimano offer two left-hand shifters:
2-speed for 2x11 setups
Dropper-post lever for 1x11 setups with a dropper post
I do not ...
2
votes
1answer
87 views
What parts of 12-speed drivetrains are compatible between brands?
Now that Shimano has released their own 12-speed MTB drivetrains (SLX and XT), I have the following question:
What parts of these drivetrains are compatible between Shimano and SRAM?
I would guess ...
2
votes
1answer
98 views
What is the difference between Shimano 14-28T MF-TZ20 and Shimano MF-TZ500-6?
What is the difference between Shimano 14-28T MF-TZ20 and Shimano MF-TZ500-6 ?
Shimano MF-TZ500-6, Shimano website
Shimano 14-28T MF-TZ20, Ebay shop
Does it mean that "Shimano 14-28T MF-TZ20" (...
2
votes
1answer
61 views
What is the difference between Shimano TZ50 and Shimano RD-FT55-SS
What is the difference between Shimano TZ50 and Shimano RD-FT55-SS?
Shimano RD-FT55-SS
Shimano TZ50
I understand, that both of them a very basic.
(But it's the only options for rear derraliuer with ...
3
votes
1answer
118 views
Di2 left shifter not working
I got myself a bike with Shimano di2, but I am new electric gearing. I have a problem, that Front derailleur (left shifter) is not working. Clicking any of the buttons on the left shifter, does ...
2
votes
2answers
125 views
What is the working mechanism of Shimano Power Modulator?
How does the Shimano Power Modulator works?
Since there are at least 3 power modulators from Shimano, I refer to the SM-PM40, a little cylinder that runs on the front brake cable.
I never had the ...
0
votes
1answer
55 views
Will Shimano B01S brake pads work with m675 slx
I recently started cycling regularly again after 3 years or so and need to change some parts. It's infuriatingly hard to find information on compatability for parts now that CRC can't sell Shimano ...
0
votes
3answers
123 views
Is it possible to upgrade a rear derailleur with an other model, same company Shimano and the same speed
I'm planning to upgrade my MBT bike for a real one, well entry-level.
Talon 3 2019, which comes with these specs for shifters and derailleurs
Shifters: Shimano Altus, 3x8
Front Derailleur: Shimano ...
1
vote
1answer
94 views
Difference between Shimano SM-RT81 and SM-RT81-A rotors?
I am working on a retro/new bike project and I have bought the Shimano SM-RT81-A 160mm discs whit Shimano SLX-M7100 brake calipers.
I have seen that the brake pads on the front rotor are about 5mm ...
1
vote
1answer
52 views
Fuji Transonic 2.8 2016: rear derailleur hanger direct mount or standard?
I have a Fuji Transonic 2.8 from 2016 that has the following hanger installed:
https://wheelsmfg.com/derailleur-hanger-215.html
I am replacing the short cage Shimano 105 rear derailleur with the ...
7
votes
4answers
6k views
Are the Shimano derailleurs sold on Ali Express genuine or fake?
I am trying to buy Shimano Alivio M4000 components. When I was researching on Ali Express, I found this. This is Alivio M4000 including the front derailleur, rear derailleur, left and right Shifters ...
0
votes
1answer
154 views
Can Shimano Claris use 11 speed cassette?
I'm sort-of new to road biking. I'm planing to upgrade my bike and group set slowly (since I'm a broke high school student). Right now I'm running Shimano Claris group set (except I have a R8000 ...
3
votes
2answers
637 views
Shimano GRX 2x11 brake rotor compatibility
I am looking for possible disc rotors for the GRX 2x11 that comes with the GRX BR-RX810 brakes but can just find one recommendation which are the Shimano Ultegra SM-RT800 Center Lock Ice-Tech, that I ...
3
votes
2answers
74 views
How to identify/find replacement bolt for STI
I have an old road bike with Ultegra ST-6501 STI levers. In the photo below you can see that the right lever has lost the rear bolt that holds the "outer" (shift up) portion of the lever in place ...
1
vote
2answers
93 views
Replace Shimano MT500 Caliper
I'm not finding a huge amount of information online about doing a caliper (only) replacement. My rear Shimano MT500 is having issues and I urgently need to get it working, therefore I've purchased a ...
0
votes
1answer
77 views
Shimano MT500 leaking from bleed port
My rear Shimano MT500 hydraulic disk brake has acting up for a while. After doing a full bleed and new set of pads it would be fine for about 2 weeks then start rapidly losing performance and ...
3
votes
2answers
250 views
BV-217 Antler bottom bracket service or replacement
I have a BV-217 Antler
It is at least 7 years old and has had minimal maintenance, if any. I am stripping it down to its bearings and cleaning, re-greasing, reassembling etc.
I am stuck at the ...
0
votes
2answers
125 views
Trek Madone SLR Di2
Hi there I have just bought a Trek Madone SLR Di2 disc road bike. All the components are Dura Ace except for the rear derailler which is Ultegra. I was told that it could not be Dura Ace as when ...
1
vote
1answer
49 views
Need guidance on selecting proper Gates belt drive components for my belt-ready frame
I have a very cheap, locally made bike with a belt drive installed on it (the frame is belt-ready). One more thing to note is that the bike is equipped with SG-3C41 IGH from Shimano.
The problem is ...
6
votes
1answer
379 views
How to identify counterfeit Shimano parts?
I bought a pair of Shimano brifters from eBay, brand new. They have a few bumps and marks on the plastic and metal parts that look like poor quality manufacturing to me. Can anyone tell from these ...
3
votes
1answer
243 views
How to lower gearing on Tiagra 4700
I have a bike with Tiagra 4700 hydraulic groupset and I want to lower the gearing from the present minimum 34/28. The one thing I'd not like to replace is the shifters:
These ST-RS405, while truly ...
1
vote
1answer
148 views
Are Shimano jockey wheels compatible between groupsets, provided same speeds?
Recently my Shimano 105 (10 speed, RD-5700) jockey wheels have started squeaking during shifting, so they'll be getting replaced. I'm thinking about moving up to Ultegra jockey wheels for the ceramic ...
1
vote
2answers
107 views
Can we use a 9 speed rear derailleur on a 8 speed bike?
I have a Rockrider 5.2 with a Shimano Altus 8 speed rear derailleur. After an accident it started to malfunction. I planned on replacing it with a Shimano Acera M3000 but then it is marketed as 9 ...
1
vote
1answer
46 views
Can I use the regular Shimano 2300 shifter/brake levers with Shimano 105 callipers?
Can I use the regular Shimano 2300 shifter/brake levers with Shimano 105 callipers?
I’m looking to upgrade to Shimano 105 throughout but at the moment I can’t afford a full groupset so looking to ...
1
vote
2answers
358 views
Shimano 105 FD-R7000-F front dereailleur chain rub
Recently purchased a new Cube Attain GTC 2020 road bike, it came with :
Front Derailleur - Shimano 105 FD-R7000, 31.8mm Clamp
Rear Derailleur - Shimano 105 RD-R7000-DGS, 11-Speed
Brake System - ...
1
vote
2answers
114 views
St 4700 shifter trim down question
I got a st 4700 tiagra shifter and fd r7000 front derailleur in double crankset. My problem is when i am in the big ring and try to trim down i pull the little lever on the shifter and hear a good ...
2
votes
1answer
106 views
Leak in my disc brakes
I had a small crash and the other day I checked my bike for damage. I found that there is very small leak on my brake hose where it meets the lever.
I tried pushing the lever but nothing came out so ...
1
vote
1answer
142 views
Can I replace hood covers on Shimano ST-2300 brake/gear levers?
I'm looking to buy a replacement cover on my right brake/gear lever which is a Shimano ST2300.
I've found a 'Shimano Bracket-Cover Hood Dual-Control-Lever R9150/R9170' Road-Bike on AliExpress, but I'...
2
votes
1answer
40 views
Stiff Shifting Levers
I was helping a friend build a bike from used ultegra 6700 components, and for some reason the shifting levers feel really stiff or difficult to shift, particularly when increasing in cable tension (...
0
votes
1answer
98 views
Shimano 105 5700 in 2019
I want to begin with road biking as a sport and are currently trying to find a decent bike.
Some friends recommended to get the Radon R1 2019 with a complete Shimano 105 R7000 groupset.
In a bike-...
0
votes
1answer
49 views
Is SRAM road 11-speed 11-42 cassette compatible with Shimano MTB 11 speed?
I know that SRAM has adopted Shimano specs for chains and cassettes so they should be interchangeable but before I buy, I'd like to confirm. Are these cassettes interchangeable:
SRAM PG-1130 11-42 - ...
0
votes
1answer
58 views
Shimano FC-5700 chainring with FD-5600 derailleur?
Currently my front chainrings are Shimano FC-5600 48/40 with FD-5600 derailleur. As I can not get new chainrings in FC-5600 I was asking myself if my FD-5600 supports FC-5700 53/39 chainrings?
