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
47 views

my ankle get stuck between the downtube and crank arm

I used to own a mountain bike that I truly enjoyed – a full-suspension (Sisku D7). Transitioning from a hardtail, my initial experience with the full-suspension ride was mostly positive, but there ...
3 votes
2 answers
284 views

Low attaching vs high attaching mudguards/fenders on MTB

I am about to buy mudguards for my 29" MTB bike. I will only use them while commuting on wet surface. I considered SKS Shockblade and XBlade set, but noticed they are attached to steering tube ...
4 votes
1 answer
216 views

XTR Double chain set to single?

is it possible to convert a m9100 double chainset crank to a single crank? Thanks Matt
1 vote
1 answer
79 views

Bike pedaling makes cracking noise under middle or high load

Can this be related to bottom bracket bearings of Race Face BB92, PressFit? The chain is freshly lubricated and quite a new one. No noice is produced when pedalling with low load or not pedalling. ...
6 votes
1 answer
183 views

Why are MTB suspension shock curves s-shaped

Why are the suspension curves s-shaped, rather than just increasing? I understand that air spring curves will steepen a lot when the residual air volume reduces (curves should have a singularity ...
1 vote
1 answer
98 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
2 answers
203 views

Specialized registration number [closed]

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.
5 votes
1 answer
554 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!
2 votes
2 answers
559 views

Momentum and gyroscopic difference between wheel sizes

A common folk wisdom in mountain biking is that smaller wheels (like 26") are "quicker" or "more flickable" and "better for courses that require lots of speeding up and ...
0 votes
0 answers
28 views

SRAM 1:1 shifter + Shimano 11 speed MTB RD

I'm planning my next bike build with an 11-50 cassette but I don't want more than 10 gears for personal preferences. I've seen Chinese-brand drivetrains (LTWOO) that can do this but I want something a ...
0 votes
1 answer
39 views

Can someone recomend compatible Road/Lever shifters to drive a Shimano Deore RD-M5020-SGS, Shadow Plus, 10 Speed rear mech

I have a Whyte 429 with the Deore SL-M4010, 10 Speed driving the Shimano Deore RD-M5020-SGS, Shadow Plus, 10 Speed rear mech. I want to put Gravel (Drop) bars on it because I simply find it so much ...
0 votes
2 answers
144 views

I took my back wheel off and chain will NOT go back on

I took my back wheel off of my back to change the tube, when I put it back on i realized the chain wasn’t going back on the pedal, it’s very hard to explain it but it looks like a part of the chain is ...
4 votes
1 answer
767 views

What parameters are important when replacing a rear hub?

My rear hub is damaged. I have not yet inspected the source of the damage, but the wheel is moving sideways when rotating (a LOT), plus I rode it like this for about 35km. Therefore, I find it ...
0 votes
1 answer
261 views

Can anybody help me determine what this Cannondale is or is not?

26 frame. Red w/fade to purple paint. Labels; Cannondale F600 Headshok. Letters & #'s stamped bottom of frame as "FL" "11250" "00211" & "5F5W19" These ...
15 votes
4 answers
4k views

Why aren’t Cannondale head shocks used anymore?

Cannondale used to make these shocks for mountain bikes and they were pretty common when I rode as a kid. It seems like they have completely phased them out of production. What caused this? Is there ...
0 votes
1 answer
52 views

Which rear derailleur can I put instead of Shimano Acera

My rear derailleur on Cube Aim Race 29" has broken on the holder. Except for this (and prior to the holder breakage) the derailleur has completely stopped working for some reason. It twists into ...
29 votes
12 answers
39k views

How do I keep my pants/trousers from getting caught in the gears?

I have the unfortunate habit of always getting my jeans stuck in my gears and end up with a nice rip on the seams. I've used those velcro braces to keep the bottom of my pants leg close to my body ...
11 votes
4 answers
2k views

Are my brakes overheating?

I'm riding a Giance Stance E+1 eMTB and recently had the brake pads and the rear rotor replaced by my Giant dealer, the brakes were worn out and the rotor had gotten damaged. Only a few rides in on ...
22 votes
12 answers
126k views

How much of a difference will I notice going from a Mountain bike to a road bike?

I have a Mountain bike with 1.95 tyres on it. Most of the cycle path I take into work is fairly well paved/asphalted, I'm not going over any dirt tracks or anything like that although there is the odd ...
3 votes
3 answers
78 views

Thumb injury, actuate dropper post with index finger?

My partner has a thumb injury on the left hand that makes the long-throw pressing of a dropper post lever impossible. Are there other trigger mechanisms that could be swapped in to allow using the ...
1 vote
1 answer
115 views

Chain / Chain wheel: D type vs sealed type

I have spent a good 30 minutes on this site but couldn't find anything pointing a clear idea. I bought a 26 inch, Dual suspension bike. It has a chainwheel of "sealed type." I asked the ...
1 vote
1 answer
253 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 ...
8 votes
2 answers
7k views

Are helmets with chin guards safer than those without?

I do trail riding with some technical elements, and I have decided to upgrade my normal helmet to some sort of a full-face helmet. I have seen some sturdy-looking helmets, which resemble the ...
2 votes
2 answers
196 views

Changing tyre on Diamondback mtb 29"

I want to change tyres. My worry is that I might get it wrong. I usually experience the inner tube coming out especially when I pump in air and ride it the tube comes out. The tyre dimensions are a ...
0 votes
1 answer
1k views

Is there a user manual for the Specialized bike serial number WSBC618222729N

I was just trying to find a manual for my bike the brand is Specialized and all i could see was the serial number WSBC618222729N. Been searching online but no success, any suggestions? Cheers
9 votes
4 answers
3k views

New, cheap mountain bike: What's most likely to break?

I have a very cheap (less than USD $100), new mountain bike I'm about to break in on a 2-4 hour ride on a mountain trail. I'd like to be prepared for equipment failures or problems - can anyone ...
4 votes
1 answer
480 views

Tire flat after 2nd trip on Brand New Ancheer 500W Ebike

Ok, so I am new to biking and don't know squat, as you will soon see. I bought a brand new E-bike, an Ancheer 500W. I borrowed an air pump, but had no pressure gauge when I first aired up the tires... ...
2 votes
1 answer
153 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
167 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
94 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
387 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 ...
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 ...
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
176 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
4k 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
921 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
363 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
75 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
136 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
2k 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
129 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
71 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 ...
0 votes
1 answer
176 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
272 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
803 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
40 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
185 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, ...

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