Questions tagged [mountain-bike]

Mountain bike (MTB) can mean almost any kind of off-road bicycle. Wide knobby tires, flat handlebars, maybe shocks, probably a sturdy frame...

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2 votes
1 answer
139 views

Rear wheel deflating instantly after pumping

I have a mountain bike and recently the rear wheel has gone flat and every time i pump air into it up to 50 psi it deflates after a few minutes I also hear air coming out a certain part of the wheel ...
3 votes
1 answer
116 views

When I press down on my presta valve cap when it is open why is no air coming out

I recently got my bike and it rides great. When I went to pump up the tubeless tires I realized that the presta valve cap isn’t letting air out when I press down on it when it is open. I looked on ...
0 votes
1 answer
70 views

Can anyone help me identify the model of this Viking mountain bike?

I've had a look online and couldn't find anything on it. I couldn't figure out what model of Viking bike this is, wondering if anyone could help.
2 votes
1 answer
334 views

What tool do I need to adjust the brake cable here?

I need to loosen very tight bicycle brakes(pads). This is the only thing running over the cable, have no idea what it is and don't have many tools to begin with so assuming I don't have what is needed ...
1 vote
1 answer
68 views

Running DUB wide crank with 52mm chainline

I have a set of sram xx1 carbon cranks that are DUB wide. My bike (2023 Specialized Epic Evo) is DUB crank 52mm chainline. If I add BB spacers to the DUB wide crank and use a 6mm offset chainring ...
14 votes
2 answers
2k views

I need help identifying this "Mystery Bike" (could possibly be a real ferrari?)

Good day to everyone, So i have this really old bike. I don't know its brand and model. The paint is still stock, and it has a Ferrari sticker with the name "Michael Schumacher" and ...
5 votes
0 answers
483 views

Help Me Identify My Uncle's Old Elevated Chainstay Bike

Please help me identify my uncle's old bike. I will greatly apppreciate all of you that willing to help mi. Thanks to all in advance who help!
13 votes
3 answers
6k views

Bike tires need air every ride...is this normal?

I ride my bike maybe once a week at most. I need to add air to the tires every time to bring it up to the right pressure. (I ride a mountain bike and I put about 45 - 50 PSI's into the tires.) Is ...
9 votes
2 answers
8k views

Cannondale Lefty DLR Ti Fork Rebuild/Maintenance

I have a mountain bike with a 2003 Cannondale Lefty DLR Ti fork. As I've been riding the bike this season, I've noticed that the fork is behaving strangely. It doesn't seem to lockout fully and it is ...
15 votes
4 answers
2k views

Is this brake mounted incorrectly?

A friend of mine just got her bike back from the store after getting new brake pads, a new fork and a new cassette. After riding a few meters I noticed a weird behaviour while using the front brakes ...
1 vote
1 answer
69 views

Conversion of SRAM MTH 746 from Shimano to SRAM XD Freehub

I own Santa Cruz Tallboy AL R-kit which comes with SRAM PG1230, 12spd, 11-50t Cassette (NX level). I want to upgrade to GX-level drivetrain. The GX goupset comes with XG-1275 Eagle cassette with 10-52 ...
11 votes
11 answers
3k views

Why might I want to buy MTB clothing, rather than use road cycling kit that anyway seems exactly suitable for both sports?

Road Cycling There is a very strong case for tight-fitting clothes on a road bike: Wasps (I'm listing the reason that firmly converted me first.) A wasp entered my shirt while driving, and I ...
2 votes
2 answers
224 views

Cues U6000 and Deore M5100 11 speed compatibility

So we have two basically the same looking and working derailleurs: Shimano u6000 and m5100. They have different pull ratios. The question is if friction shifter would allow me to mix "old" ...
3 votes
3 answers
324 views

57mm or 65mm winter studded tyres for my MTB commuter?

I'm an averagely built rider weighing ~85kg living in a middle-sized town in west Germany. Up until recently the only bike I had was a 46/16 single speed on 28mm tyres. It was used for both commute ...
0 votes
2 answers
61 views

mountain double recommendations for a 36/24 170 - 172.5 cranks

I'm looking to convert a 1x10 Mtb of mine into to a 2x10. The gear ratio im intent on is 36/24 with an 11-40 cassette. I owned another bike years ago with this gearing and im looking to replicate it ...
2 votes
2 answers
3k views

Preload on Haro mountain bike fork not working

I recently got into mountain biking, however, I realized that my front suspension would not dampen or even move when I got on it, only hard movement down would actually move it (but not by much). So I ...
2 votes
2 answers
119 views

Specialized Stumpjumper Women's HT 2006 Worth Rebuilding Back Up?

I absolutely love my Specialized Stumpjumper HT 15.5 (26" wheels), so light and nimble - a dream for single-track and general xc trail-riding (and nice and nifty for running around town too) but ...
6 votes
3 answers
1k views

Etiquette (and common sense) rules for MTB cyclists

There must be a collection of established wisdom for what not to do on the trails when riding with a small group of 2-4 cyclists. One example is following. If you're behind someone who's going into a ...
4 votes
1 answer
116 views

Which geometry specifications determine the seating position of an MTB?

MTB manufacturers release geometry data for their bikes. If I want to know if a bike has a more upright or stretched position, which geometry data do I have to compare?
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 ...
-2 votes
1 answer
56 views

Specialized registration number

I’m looking for any kind of registration number on my late 1900’s specialized stumpjumper. Where do I find it and how to determine build date.
0 votes
1 answer
161 views

Tiny dent near the bottom bracket of a new hardtail - should I be concerned?

I’ve just purchased a new Trek Roscoe 7 (aluminum hardtail mountain bike) recently and I’ve noticed this tiny little dent today. It is on the drive-side chainstay near the bottom bracket. Should I ...
6 votes
3 answers
258 views

Should I learn to ride with either foot forward?

I am a beginner mountain biker. I am aware that many people ride with one specific foot forward. Are there advantages to learning to ride with either foot forward? Are there any moves which are ...
2 votes
2 answers
797 views

Help in identifying Fuji Suncrest bike based on serial number

I got an old Fuji Suncrest Mountain bike that has a serial number F1106059. Is it possible to deduce the year of manufacturing based on this?
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?
3 votes
1 answer
71 views

11 speed XT mountain cassete with 105 derailleur and shifter

Will an 11 speed mountain cassette (like the CS-M8000) have the same indexing as an 11 speed shimano 105 derailleur and shifter? I know the cassette needs a spacer to fit on an 11 speed road hub, ...
4 votes
3 answers
774 views

Restoring an old Trek 820 with a modern groupset

I have an old Trek 820 frame (from 1999-2000, I believe this is the one), which has some sentimental value to my wife. I'd like to use it to put together a working bicycle. I can wrap my head around ...
1 vote
2 answers
187 views

New(ish) bike chain slack when backpedalling or cruising

I bought a bike from Target a week ago (Yes, I get it, cheap department store bikes are terrible). It's been working okay until I tried using it again today after a 3 day break. In that time period, ...
3 votes
2 answers
281 views

Weight on bike vs on rider when pushing bike on steep hill

I wondering, when i ride my Gravel Bike on very steep hill on broken road/gravel i have to push my bike. My total weight on bike including bag etc almost 17kg (14kg on steel bike, 3kg on water and ...
3 votes
4 answers
244 views

Can a 9 speed rear derailleur be used with a 7 speed freewheel and shifters?

I know this has been asked before but wanted to make sure in case things have changed over the years. I have a brand new Deore M592 Shadow 9 Speed rear derailleur and wanted to know if I can replace ...
2 votes
1 answer
211 views

UK Carrera Vengeance Mens Mountain Bike -- I can't confirm mechanical disc brake pad sizes to replace

I am trying to do something trivially easy and I can't find the information I need. I need to replace the mechanical disc brake pads on my Carrera Vengeance Mens Mountain Bike. I bought some pads that ...
4 votes
1 answer
167 views

What type of cleats to get for these mtn bike shoes

Please forgive the beginner question, but I have a pair of old mountain bike shoes that are missing cleats. Can someone point me in the right direction of an example of what to get (on Amazon or ...
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 ...
0 votes
3 answers
151 views

Do medium-to-advanced single-track riders really care about paddings/chamois?

As a commuter-turned-road-cyclist I cannot fathom going on any ride without padded shorts or bibs (even if I have yet to understand very well why having the padding in the saddle is so awful compared ...
5 votes
4 answers
1k views

How can I alleviate sore hands when riding a rigid mountain bike?

I would like to know of unique tips I may not be aware of. I average a distance of 15km daily on my rigid mountain bike. I have to use moderate PSI to avoid pinch flats and make wheels roll better. It'...
4 votes
4 answers
824 views

Are cleat backing plates for protecting carbon sole?

I've just bought my first MTB shoe that has carbon sole. When I wanted to put on the SM-SH51 cleats, I saw that it has some claws, that would (in my opinion) damage the carbon sole of the shoe. So I ...
8 votes
3 answers
32k views

Left crank keeps coming loose

Often when I go to school on my bicycle the left crank arm starts to loosen up after one or two really gentle jumps. When this happens I just tighten it with the tool I have in my backpack. It went on ...
3 votes
1 answer
12k views

Upgrade cranks, chain, gears on a Carrera Vengeance MTB

I have a Halfords Carrera Vengeance 2011/12 bike: Carrera Vengeance Mountain Bike 2011/2012 The Carrera Vengeance Mountain Bike will have you powering up steep hills and across rugged trails in no ...
1 vote
1 answer
56 views

What would you call the cable connection on a Race Face Aeffect R dropper post?

I'm very new to mountain biking, and even newer to bike maintenance. Appreciate your time on a question that I'm sure is simple; I just can't find the right words to Google it. I have a fairly nice ...
2 votes
3 answers
1k views

How can I remove my stuck freewheel?

I have been trying for days to remove my freewheel using a freewheel tool. I have been using an adjustable spanner for now but it still is not moving. Am I not strong enough? Or is there another trick ...
1 vote
1 answer
555 views

Huffy model number

I need to find the model number in order to get help from Huffy. I think it is somewhere in this sticker. Is the model number here?
1 vote
0 answers
315 views

Stiff, hard to use poplock, rockshox recon silver

My bike is equipped with front suspension Rockshox Recon Silver with PopLock remote lock. The use of that control is VERY stiff and HARD to lock (very easy to unlock though). Every time I need to ...
1 vote
3 answers
193 views

1x9 wide range cassette

I am curious to find out if anyone has figured out a viable solution for a 1x9 wide range eg; 11 to 46 or 11 to 50 setup without using a derailleur hanger extension? I have a FS mtb and am not too ...
3 votes
2 answers
624 views

Compatibility of hydraulic disc brake levers with mechanical disc brakes

I have a mid-2000's MTB project bike where I changed the 3x drive train to a 1x. However the original shifters were integrated with the brake levers (Shimano BR-M465 with Shimano ST-EF35 EZ Fire STI). ...
1 vote
1 answer
6k views

My rear derailleur won't shift after up after 3rd cog

I just got a MTB bike thats been sitting in a garage for a couple of months. I tried the bike and found out that the rear derailleur(Shimano) wont shift after the 3rd cog . It shifts up to the 3rd ...
0 votes
1 answer
48 views

Can I fit a damper to sr Suntour spring forks?

I bought a GT avalanche 3 second hand with seized forks. When I stripped them down to clean, there is a coil spring in one side only and no damper fitted. Can I buy a sr Suntour damper and fit that to ...
2 votes
2 answers
178 views

Front derailleur installation initial cable tension

I am installing a new XT top pull band on front derailleur. The placement of the cable connection will require me to replace the shift cable too. I am wondering when installing the derailleur what ...
3 votes
1 answer
376 views

Where should the cable be run on a front derailleur?

I'm trying to figure out the cable direction on Altus front derailleur. This is a top swing FD. It is shown as below figure on shimano's dealer manual but it's not much clear. Should the cable be ...
3 votes
1 answer
72 views

Frame and bottom bracket compatibility

I have problems with adjusting front shifting on my MTB so I suspect something is wrong elsewhere. This is a 27.5" Merida Big Nine 100 XC MTB. Its chainset has been replaced with a Shimano FC-...
1 vote
1 answer
184 views

My bike has a 10 speed cassette. MTX hub motor takes 9 speed cassette can I remove last cog of my cassette without issues?

I need some advice. I have a Giant Anthem 2012 dual suspension bike. And want to put a 1500 watt 26" MTX cassette type rear hub motor onto it. I believe the MTX wheel can take up to a 9-speed ...

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