All Questions
635
questions with no answers
0
votes
0
answers
50
views
Adjust nuts on rear wheel on a mountain bike
How do I mount the rear wheel on my Huffy 26 inch Scout Mens Hardtail Mountain Bike?
I looked at this video, but it is lacking some critical information.
The nuts in the ...
- 1,234
0
votes
0
answers
36
views
Shimano rear derailleur compatibility with 13-32 cassette
I have a Freewheel cassette, 9-speed, 13/32T. Currently, I'm using a MicroNew 9-speed RD and a 9-speed shifter, but both of them aren't great, and I want to replace them.
All I can find is the ...
0
votes
0
answers
30
views
Bicycle identification
Years ago I purchased a police lot of bicycles at auction. A couple of BMX keepers. Recently I restored one of these bicycles but have failed at identifying it correctly. I know it is a Redline. I ...
0
votes
0
answers
40
views
Replacement pulleys for Shimano Deore XT RD-M739 SGS derailleur (8sp)
Wondering what replacement pulleys I should get for this type of derailleur.
All details of the derailleur can be found here: https://velobase.com/ViewComponent.aspx?ID=4f90a749-6254-4a37-840d-...
- 183
0
votes
0
answers
41
views
Brompton Dynamo Light Stopped Working
My Brompton Dynamo light has been working perfectly since I got the bike about 8 months ago (the model is ‘Brompton spanninga dynamo tprbi06033’) however a few days ago when I changed the way it was ...
0
votes
0
answers
44
views
i need help finding a new chain ring (the gears that are in-between the pedals)
I am currently fixing my pacific vector bike and I need to know where to find new chainrings, I can't find any anywhere else.
0
votes
0
answers
52
views
Two click sound when pedaling, chain delayed engagement
Hi All! New owner of Giant Explore E+ here.
Just into the first 100 miles. I noticed my bike is making a clicking sound when I start pedaling from static or freewheeling. This happens both when motor ...
- 1
3
votes
0
answers
67
views
What kind of Julet cut off plug is this?
I own a NCM Moscow that uses a Tektro EL555-RT with this Julet 2pin connector
I would like to replace the braking system with a hydraulic one however I simply can't find brakes with this connection, ...
- 255
3
votes
0
answers
50
views
Are there compatibility restrictions about remotes for dropper posts and suspension locks?
I consider adding an handle bar remote for a bike with a front-suspension fork. Given the bike has already a dropper post, I was thinking to add a dual "dropper/suspension" remote.
I noticed ...
- 17.6k
3
votes
0
answers
110
views
Help identifying brand of road bike frame
Last year I bought this second-hand bike, but I was a total newbie and didn't realize that the branding was just stickers until I received it.
It's still a good bike and I'm having fun with it, but I'...
- 131
0
votes
0
answers
51
views
My derailleur doesn't go from gear 1 to gear 2 by itself but the rest does
The derailleur doesn't go from gear 1 to gear 2 by itself so I have to manually push it, it works perfectly fine shifting from 2 to 7 but when I try to change the gear to 8, it stays on 7
1
vote
0
answers
29
views
Help identify bmx bike by logo stamp
Stamps is like a shield with two bones crossing making a x
3
votes
0
answers
95
views
What could the source of this ticking sound be?
I have an annoying ticking sound that I need some help with. I've read through a lot of suggestions online and two bike shops have failed to solve it.
The bike is a brand new custom build (Trek Emonda ...
- 41
4
votes
0
answers
139
views
Is it possible to make DIY foam tire inserts for gravel bikes?
I saw a video of the British cyclocross racers putting foam from a hardware store into their tires. This foam is used in construction to fill joints before caulking. All those joints on the concrete ...
- 553
1
vote
0
answers
118
views
I am having trouble identifying this bike logo
I came across this bike recently and can't figure out what it is. I've Google lensed it, I've searched the serial number and still nothing. Please help, it's driving me crazy! I know it's a 24inch XL ...
3
votes
0
answers
90
views
Giant SLR1 Hookless Rims Issues
I recently purchased a Giant Propel Advanced Pro and the bike comes with Giant's new tubeless-ready SLR1 hookless rims with Cadex tyres. Since purchasing, I have had a few punctures and have decided ...
- 213
0
votes
0
answers
42
views
My bike won’t change out of first gear
NoI’ve tried changing the looseness of the H and L screws but my great problem remains the same. It won’t change out of first gear even when I manually put it into another gear. The back derailer is ...
- 1
0
votes
0
answers
57
views
I bought a Specialized Sirrus Sport Hybrid I Cannot make sense of the Serial Number
Sirrus Sport Hybrid. Serial No WSBC6023329791 I hope some can help me deciphering the numbers
0
votes
0
answers
39
views
New enviolo hub shift is locked
My shift mechanism is locked on a new hub. Will not shift at all. Still in max overdrive. Don't want to force it.
1
vote
0
answers
75
views
What model is this Dyno? Serial number makes it 1995 Nitro? VFR?
All stamped Dyno, white chainwheel, forks, stem, and bars. Cant find another like it, wondering if parts may have been swapped out at some point because I cant find this colorway anywhere, the ...
- 11
0
votes
0
answers
54
views
Charging issues, carrera im2 bike
having charging issues with "wonderful" carrera impel 2 bike.
New battery fitted, software up to date, new charger as well. When i connect charger it's showing me that its charging on ...
- 23
1
vote
0
answers
60
views
Seeking Advice for Upgrading 2020 Surly Krampus Groupset
I’m looking to gear up for some bikepacking with my Surly Krampus (2020 model) for early next year. I’ll mostly be doing gravel/dirt, Forest Service Roads, fire roads, singletrack, and the occasional ...
- 11
1
vote
0
answers
42
views
Shifter only clicks in one direction
My bike shifters on both the front and rear derailleurs suddenly stopped wanting to shift down. They both shift up no problem and the cable looks fine but when I try to shift down on either of them ...
- 11
1
vote
0
answers
67
views
Which tool is required to remove an 8 notch freewheel from a single-speed flip-flop hub?
I have a single speed freewheel on a flip-flop hub that I would like to remove to service the hub. It has 8 notches, which tool do I need to remove the freewheel?
Here is a picture of it on the bike:
...
- 111
1
vote
0
answers
37
views
Need help identifying this logo on 2016 bmx
I was looking for a bit of help identifying this insignia on this 2016 bmx I'm restoring. Any help would be fantastic
2
votes
0
answers
61
views
Hacking Bike Lights: SuperNova E3 Pro 2 with a TL3 Pro
My Challenge (besides trying to overcome the temptation of putting things together that don't quite belong) is trying to get the SuperNova E3 Pro 2 to keep the "parking mode" on with a TL3 ...
- 21
1
vote
0
answers
63
views
Canyon Ultimate CF SL 7 2022 steerer tube compression plug stuck?
This is concerning my friend's Ultimate CF SL 7 (105) 2022. Ridden approx 5000 km so far. Everything's been fine, up until a recent ride, but now there was noticeable movement (in the direction of the ...
- 141
0
votes
0
answers
59
views
Serial number/ head badge help needed
I have what I believe is a 1983/1984 Schwinn Sidewinder 10 speed. I am trying to decipher when and where it exactly was built and the year.
The serial number on the head tube reads as- DU522482 and ...
- 1
2
votes
0
answers
89
views
Look at my trike
About 21 days ago exactly I posted for help identifying some junk in a barn.
Today i can show you what these parts were supposed to look like.
I've figured out a bunch during the process.
The lever ...
- 31
0
votes
0
answers
38
views
Unable to inflate tire
In the picture, the valve stem seems loose and I am able to pull it. The air pump hose does not stay attached to the valve stem when I try to inflate it. In fact, pumping air seems very easy so air is ...
- 135
0
votes
0
answers
95
views
Help identifying titanium frame based on serial number
I’m looking for help identifying the manufacturer of a titanium frame MTB, presumably from the 90’s. It has rim brakes, 26” wheels, and the bottom of the bottom bracket shell is stamped with “Made in ...
0
votes
0
answers
34
views
Help me decode Haro Vector serial number please
Recently acquired a Haro Vector mountain bike. Serial number V2K506004 anyone please help me decode this?
1
vote
0
answers
40
views
Caffélatex Tubeless Rim Strips w/ Stan's Tire Sealant
The manufacturer (Effetto Mariposa) is telling me that if I run their Caffelatex tubeless rim strips with the regular white Stan's tire sealant, that after 1-2 years the strips will be damaged by the ...
- 553
1
vote
0
answers
69
views
Asymmetrical flat pedals: why and how to use?
My bike has trapezoidal flat pedals, similar to the ones pictured below. One edge is smaller than the other.
Since they're just flat pedals, there is no reliable way to favour one position over ...
- 1,041
1
vote
0
answers
32
views
Help Finding a butterfly handlebars with 23.8mm grip diameter
I would like to mount the end bar shifters on a butterfly handlebar on my touring bike, the problem is that I can't find a butterfly handlebar with 23.8mm grip diameter, which is needed to install the ...
0
votes
0
answers
55
views
Does anyone know this logo?
This is a old school BMX, I think, but can't figure what brand this logo is?
https://drive.google.com/file/d/1VneUGs9oFMM_WWO0pQxipb20Wg3axEoX/view?usp=drivesdk
0
votes
0
answers
57
views
Need help identifying this BMX that I was told Is a holy grail of bike from the 80s
Okay so I was told that this bike is a holy grail need help figuring out what type of BMX this isn't
0
votes
0
answers
35
views
Gt bike without serial number
I'm having trouble finding if this frame is a legit GT or not.
It has stamped GT at front and back of the frame and in the dropouts. But don't have serial number. I'm guessing it's a 90's Gt aggressor ...
- 1
1
vote
0
answers
74
views
Clicking noise problem
I started having clicking noises when I pedal hard. I tried to isolate the problem, and that's what I found.
The clicking happens when I push on the pedal as shown in this video:
...
- 11
2
votes
0
answers
97
views
I used acid to clean rust from parts on resto project. Should I worry about hydrogen embrittlement?
I have a 1970s U-folder type bike which was very crusty when I acquired it. I removed the rust by soaking the parts in lemon juice for between 24-72 hours, depending on the part. Something I wasn't ...
- 21
0
votes
0
answers
78
views
Which currently available rear derailleur would work as a replacement for a Schwinn Boundary 29 Pro Shift?
I would like to change my rear derailleur. I have a Schwinn Boundary 29 inch, Pro Shift. I am not sure what year. Which currently available derailleur would mount up to the frame and operate correctly ...
1
vote
0
answers
58
views
Tubes splitting along seam
I'm on my third tube in 2 weeks since I got a flat tyre from a nail.
They're not being punctured, they are all splitting along a seam which isn't even facing the road. I have tried checking for ...
- 1,650
1
vote
0
answers
74
views
In how many guises are MTB shorts made?
MTB-specific shorts seem to be currently made in the following guises:
Shorts from special rip-resistant fabrics and strategically placed pockets, with
no padding.
Rider can size up and wear padded ...
- 8,950
1
vote
0
answers
21
views
Is rear derailleur hanger numbering standardised?
I broke my hanger, and had to find a replacement.
One listing I found for a "#23" looked quite different, and the seller said:
These numbers are created by the seller, different sellers may ...
- 121k
0
votes
0
answers
16
views
Claude butler urban rear derailer upgrade
Hi looking to upgrade rear derailer. Currently has shimano tourney tx30 with 3 x 7 set. Can I fit a deore instead?
- 1
0
votes
0
answers
42
views
Help identifying the make and model of my bike
What kind of BMX do I have? This is embossed on the top of the toptube, in the casting for the lugg.
3
votes
0
answers
62
views
What are some major non-English technical works about bikes?
Of historical and present major technical works about bicycles, material that is intended to be higher level than everday DIY repair books sold to consumers, we have a number that are originally ...
- 81.8k
0
votes
0
answers
58
views
Could someone help identify this bike?
Uploading pictures of a bike...I think it's a schwinn...don't know anything about it....the bike has a red plastic seat with holes that is not on right now...If someone could help identify these, it ...
0
votes
0
answers
31
views
Front wheel making a tick noise with each rotation ans the wheel does not run freely when spun by hand, stops soon after the click noise
I just bought a new Triban 500 from Decathlon. During the first ride I noticed a click sound with each rotation of the wheel (sounds like a car indicator being on). When I spin the wheel by hand it ...
- 1
0
votes
0
answers
47
views
Groin pain longer rides
In the beginning of the season on my first ride over 100K about 2/3 into the ride started experiencing groin pain every time i would do a pedal stroke. it recovered after a few day and i am not able ...
- 1