All Questions
21,176
questions
1
vote
1
answer
52
views
Would electric shifting improve Shimano Alfine 8 ebike durability
I'm considering buying a powerful ebike (Zen Photon Pro) and installing a Shimano Alfine 8, but I'm worried that the powerful mid drive motor might damage the hub. Would using di2 electric shifting ...
- 135
2
votes
2
answers
189
views
Will 2.1" schwalbe MTB tire in 25mm rim become wider that 2.25" in 19mm rim?
will be the 29" Schwalbe Racing Ralph tyre of width 2.10 in the rim of internal width 25mm wider than 2.25 wide RR in 19mm wide rim?
I am looking for replacement of my broken rim and I see that ...
- 93
4
votes
2
answers
456
views
Identify rear derailleur (Shimano 105 - medium or short)
I have a Shimano 105 5800 series rear derailleur, I am trying to find out cage length. The model name stamped on the underside of the mech just says "RD-5800", and elsewhere also "ML&...
- 287
-2
votes
0
answers
42
views
What kind of bike do i have?. Serial number PL1505000249 [closed]
Black mountain bike I can't figure out what of bike
1
vote
2
answers
50
views
Rear derailleur won't shift up from smallest cog to next smallest cog but then shifts ok
I have a 1x10 Deore setup and recently I have been having shifting problems when I am moving up from the smallest cog to the next cog. It won't shift to the 2nd cog but if I shift twice up to the 3rd ...
1
vote
1
answer
34
views
Chain rubs front derailleur cage even after adjusting
I have a generic hybrid bike with a 3x9 Shimano group set. The rear shifts fine but the front has major shifting issues. After adjusting the height, rotational alignment and L-limit screw I still have ...
- 4,352
3
votes
1
answer
65
views
Change internal BB cartridge to external bearings on my mountain bike
I have an Orange EVO6 MTB, which has an internal bottom bracket cartridge with a square taper spindle, which is working fine.
But, carrying out a routine clean/check-over, I noticed there was play in ...
- 31
6
votes
2
answers
129
views
What's wrong with this Schrader valve?
This morning I went to put air into my son's MTB tyres and found that I struggled to pump the front tyre up and couldn't get any air in the rear tyre at all.
The pump is fine - I successfully used it ...
- 317
2
votes
3
answers
513
views
Can front gear be replaced on a Retrospec Judd folding bicycle?
The Retrospec Judd folding bicycle has rather high gearing, 48T front, 18T back, around 53 inches gearing. Is it possible to replace the front gear with a 40T, say? That would give the bike about 44 ...
- 123
2
votes
2
answers
202
views
Rear shifter cable wont stay in anything but the highest gear
I'm a beginner and I have just bought a Kona sutra, everything was going fine until yesterday when the rear shifter cable developed a problem. When I try to shift up into higher gears it just kicks me ...
- 23
1
vote
1
answer
44
views
New tricycle back wheels locking up
I just had someone assemble my tricycle and when I went to ride it, the back wheels seize up. I am not sure what is happening to cause this?
Trike has a single driven rear wheel on the right-hand side,...
- 11
1
vote
1
answer
33
views
Will the Sram NX Eagle Dub Crankset fit the Sram Cassette 11-speed PG-113?
I would love your help and I'm hoping to learn about compatibility in the process. Will the Sram NX Eagle Dub Crankset fit the Sram Cassette 11-speed PG-113?
Thank you.
- 471
0
votes
0
answers
19
views
Will Sram Dub Pressfit BB92 fit a Sram Apex Crankset?
I would love your help. Will this Sram Dub Pressfit BB92:
Fit the Sram Apex Crankset:
- 471
6
votes
5
answers
1k
views
Cleaning chain a few links at a time
Looking at videos of cleaning bicycle chains online, it seems like an inevitably tedious process. Getting the muck out of the links especially. For example, as described in this video. I'm thinking, ...
- 391
2
votes
2
answers
72
views
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 ...
- 221