All Questions
51
questions
1
vote
1
answer
152
views
Bottom bracket compatibility
After two LBS's, a blowtorch and a tyre shops impact driver I finally have my bottom bracket out. It an aluminium frame if that makes a difference.
On the drive side some of the thread is gone, ...
2
votes
2
answers
654
views
Repair parts from Shimano - What are these part for?
I got a new Cannondale bike with hydraulic disc brakes and Tiagra set from Shimano. With the bike came seom parts which I cannot identify. I think they have to do with the brakes, but can't find ...
- 131
1
vote
1
answer
644
views
How to get the fixed part of a bar-end shifter out of the handlebar when it is stuck?
I have a Shimano bar-end shifter where the fixed part is stuck in the handlebar. How can I get this part out in a way that I can reuse it in new handlebars?
Note: I know that I have to loosen the ...
- 433
3
votes
3
answers
928
views
How to measure and treat BSA bottom bracket housing misalignment?
I own an old Raleigh steel frame ('89) and wanted to install a cartridge bottom bracket (Shimano UN55).
I noticed it was difficult to fit it in the housing. When installed, the square taper shaft ...
- 733
4
votes
1
answer
240
views
I can't track down the source of chain skip - what might it be?
Last summer it come to light that my bike is suffering extremely bad chain slip, to the extent I feel it is unsafe. From what I can tell, it only happens in the 50t ring, and the 34 may be ok, but it'...
- 41
6
votes
2
answers
6k
views
Lost left crank arm crank end cap
What parts do I need to put this back together?
I've lost some pieces going for a ride but I'm not sure what exactly. I think I'm missing the end cap to the crank and maybe a spacer.
I was heading ...
- 1,427
1
vote
1
answer
184
views
Advice on correct spoke replacement
I need a replacement spoke for a Shimano WH-MT500 29er QR.
Shimano dealer manual does not mention the spoke length.
I've figued out its a 13G, double butted spoke but unsure about the length. I've ...
- 111
4
votes
2
answers
1k
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 ...
- 323
2
votes
1
answer
564
views
Shimano SL-RS47 SIS handlebar shifter reassembly
How do I reassemble the Shimano SL-RS47-7 SIS left shifter on the handlebar after it became separated after an accident? The shifter became separated and I could only get it into first gear. It does ...
- 21
2
votes
3
answers
1k
views
Keeping a 2006 Giant SCR 3 on the road - 9 speed to 11 speed?
I have a Giant SCR 3 which was a freebie from a mate, who had it new. It's approx a 2006 I think, and I've had it about 5 years. I've spend a relatively small amount along the way at the LBS, ...
- 21
3
votes
1
answer
553
views
How can I get a snapped gear cable out of my Shimano brifter?
Shimano's brifters that route the cables under the bar tape make the gear cable turn through a tight corner to get into that routing. This seems to weaken the cables and, if they're not replaced in ...
- 17k
2
votes
3
answers
224
views
Can the Shimano front derailleur prevent a gear of my bike from working?
I recently bought a used rigid mountain bike, I'm very happy with it but I realized yesterday that I couldn't access the smallest chainring.
This one has a total of 3 front gears, but only numbers 2 ...
- 223
1
vote
2
answers
4k
views
Will any Shimano mountain bike shift cable set work with any Shimano mountain bike derailleurs and shifters?
(Forgive me if this question has been asked before - but I don't know if I'm searching with the correct keywords to find the answer...)
My rear derailleur cable is stuck hard into the side of its ...
- 113
7
votes
1
answer
2k
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 ...
- 276
2
votes
2
answers
837
views
Is it OK if my brake pads are not “just” touching the rotor in my cable disc brake bike?
Mountain bike, cable disc brakes.
My bike suddenly took a lot of effort to ride after maintenance. So I loosened the cable locking bolt and released more cable for my bike.
It’s running much better ...
- 21