24
votes
Front hydraulic disk brake is too powerful on MTB — solutions?
It's hard to say exactly what the cause is, but I see two main possibilities:
Mechanical causes
Brake pads. If the pads are very close to the rotor when at rest, and have minimal motion to close ...
- 121k
21
votes
Front V-brake not working
The 'noodle' (the curved silver tube the brake cable passes through) has slipped through the holder on the right-hand (in your picture) brake caliper. The noodle is designed to come out of the holder ...
- 75.5k
21
votes
How do I fix my front wheel that’s hitting my brakes?
The return spring on the right hand caliper (from the point of view of sitting on the bike) has come out of its stop in the caliper. The spring in the left hand caliper is pulling both calipers to the ...
- 75.5k
14
votes
My front brakes got pulled off and they can't be put back on?
the curved metal bit fits into the keyhole slot at the end of the other bracket:
Simply squeezing the brake arms together should give enough slack to slot it back in. The thick ring should be resting ...
- 445
10
votes
What size are the nuts holding the front wheel?
Park Tool list a number of common sizes.
3/8 inch x 24 tpi Some solid axle bikes, including coaster brake
3/8 inch x 26 tpi Solid rear axle
10mm x 1mm Most quick release rear axles
10mm x ...
- 23.3k
10
votes
Is it ok for a kid's bike to only have a front brake?
Small children usually do not have a grip strong enough to brake effectively with brake levers on the handle bars.
Neither do they have enough coordination to modulate brakes. This means if they were ...
- 9,610
10
votes
Front hydraulic disk brake is too powerful on MTB — solutions?
Don't - its dangerous ( Majority of braking force comes from front brakes) and in many countries illegal to ride on the road without 2 operational brakes.
Likely you are using too much force and ...
- 49k
9
votes
What can cause the front wheel to lock up when going over a small bump?
If you have quick-release or bolt-up front axle that is not properly tightened, then going over a bump could cause it to come out of the fork dropouts. Normally dropouts are equipped with lawyer tabs ...
- 4,175
9
votes
Front hydraulic disk brake is too powerful on MTB — solutions?
It is unusual to see a hydraulic brake described as on/off, as they are usually well known for their modulation.
However I have had an experience of this before with a friends bike. He was regularly ...
- 18.3k
9
votes
How to enlarge dropout slots?
You can do it with files. The chrome does make the surface harder but it's not a big deal. This is usually seen when the fork was originally slotted to take a 5/16" axle. I'm not a Raleigh ...
- 81.8k
9
votes
Front brakes need to be further apart to fit the front wheel through
Here's an annotated rotated version of your photo:
To get the wheel in:
Pull the RUBBER BOOT to the right, slide it along the INNER CABLE toward the PINCH BOLT
Squeeze the BRAKE ARMS together at the ...
- 121k
8
votes
Accepted
Front wheel bearings change
Put the 3/16" bearings back in, even if you have to buy some fresh ones.
Your quarter-inch bearings are not sitting in the bearing raceway right which is causing the too tight/loose problem.
They ...
- 121k
8
votes
Front V-brake not working
A further thing to watch out for when following Argenti's (correct) advice:
Check the end of the noodle holder very carefully. I've seen some old, cheap V brakes in which this was too soft and ...
- 57.2k
7
votes
What can cause the front wheel to lock up when going over a small bump?
This is inexplicable and we're missing some details.
Any modern bike tyre will be 20mm wide as a bare minimum. Your electric scooter appears to have approximately 2" or 50mm tyres from the photos.
...
- 121k
7
votes
Road bike front wheel question
The front wheel itself (for rim brakes) should be symmetric and can be installed both ways, unless you can find direction marks printed directly on its rim. The tires, however, can have recommended ...
- 14.4k
7
votes
How te remove the front wheel on a Merida misson cx400
Looking at the specs on Merida Website you have Fulchee through axles, FH1200 and FH1700.
Looking at these on the Fulchee website (for the front FH1200 at least) I see that the lever for releasing the ...
- 12.7k
7
votes
Accepted
Should front fork sit directly on the axle thread?
That's how it should sit, yes. There is no significant force applied on the threads themselves, the wheel is held in place by the friction forces between locknuts and dropouts. Here are a couple of ...
- 538
7
votes
Is it possible to change chainrings to bigger on Shimano FC-MT500-B2 (2x10, 36T-26T)?
Maybe
It’s a 96mm BCD chainring so you might be able to purchase a compatible part e.g Shimano XT M782 40t 96mm 10-Speed. A third party 96mm ring will also be fine. You will be looking for 2x10 96BCD ...
- 4,882
7
votes
Is it possible to change chainrings to bigger on Shimano FC-MT500-B2 (2x10, 36T-26T)?
You can add a few teeth, but not enough to make a significant difference. The photo shows that the front derailleur can be moved upwards by about 0.7cm, which would be enough to add 3 teeth. The ...
- 21.8k
7
votes
My front brakes got pulled off and they can't be put back on?
Second question first. It sounds like that "circle" is the cable stop. That needs to fit into a mating recess in your brake lever.
Once you've done that, you should be able to fit the "...
- 29.2k
7
votes
Is an Ultegra front derailleur compatible with Sora shifters?
According to the Shimano compatibility chart, a Sora shifter would not be compatible with the Ultegra FD-R8000 front derailleur.
- 4,111
7
votes
Accepted
What is this tiny part for on the RST 790 fork?
It's difficult to find much information about these forks. They lay at the bottom of the RST suspension hierarchy and are coil only forks. They have no adjustments other than preload. While it's not ...
- 9,747
6
votes
Front Hub Wheel Falling off
Yes - one or two torque arms will help. Otherwise all the impulse is being send through your dropouts, which will be steel and will flex. This undoes the wheel nuts over time. This also fretts ...
- 121k
6
votes
Need Help Deciding What to Do With Bent Front Rim
Its impossible to answer this for you. The LBS who fixed the wheel is in the best position to give the advise you seek.
My motto here would be 'If in doubt, throw it out'. If it was the rear wheel ...
- 49k
6
votes
Accepted
Purpose of this hinge component found on the pinch-bolt of front brake?
The lever pointed down is in the closed position and is how the manufacturer intended for the brakes to be used. The brake pad clearance should be set in this position. If the brake cable is routed ...
- 30.4k
6
votes
Can I use a narrowide chainring on a double rings crankset?
I would like to thank all you who helped me during this research.
I have now cycled around 7.000 km and I can tell you that as soon as you get to the big mountains in Slovenia and the Alps changing ...
- 606
6
votes
Repairing Shimano front shifter ST-EF41-L
Can anybody suggest where to get these small plastic parts?
Buy a new shifter. Shimano does not sell replacement shifter parts, so the only way to get parts is to buy another shifter. And it's a ...
- 10.6k
6
votes
Cetma Front Rack Clamp Part?
Found out those "clamps" are called conduit hangers:
https://www.homedepot.com/p/2-ACC-Conduit-Hanger-67820/202077114
- 91
6
votes
Can regular bike forks be modified to allow front drivetrain setup?
To cold set a regular fork by 30+ mm would no doubt weaken it far too much to use. The better starting point would be something like a 135 mm fat bike fork, common sizes are also listed in the Sheldon ...
- 12.7k
6
votes
How to enlarge dropout slots?
If the fork is hard to grind, or you value it more and don't want to damage it, maybe you can grind the threads of the axle a little bit, where it meets the dropouts. I've never done this, though. Not ...
- 2,051
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