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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1answer
63 views

What is the ideal brake pad material for a MTB used in both downhill and cross-country/Single-track settings?

all! I and my wife both spend a lot of time doing both downhill and single-track MTB in New England. We both are still on our stock organic pads, and are looking to replace our pads soon-ish. I, ...
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0answers
19 views

rock shox psylo xc similar modern models [on hold]

Could you please suggest or recommend me to choose the similar modern fork, because my rock Shox psylo xc become dead? I'll appreciate!
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1answer
140 views

How to keep my feet cool in cycling shoes?

I went mountain biking yesterday, when the temperature was 100F / 38C. This is in Southern California in June, so that's not that unusual. The only issue I had is that my shoes get uncomfortably hot, ...
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2answers
86 views

How to distinguish a 26 inch fork from 28 inch fork

I have a 26 inch MTB frame and I want to replace the fork. How can I distinguish a 26 inch fork from a 28 inch one? Which are the measurement to know? thanks!
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2answers
562 views

I need the help identifying what type of bike I have a notes specialized but that's about it

Serial number M1Ei13897 Components: Marzocchi bomber 03 exr comp fork shox Guizzo carbon fiber oversized 31.8 handlebar SRAM x-5 gears specialized 1:1 ratio Azonic Outlaw wheels with tubeless ...
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2answers
2k views

Shimano Mountain Bike Cassette Comparison

Can anyone explain to me the difference between the cassettes of different MTB Shimano groupsets in terms of value for money and durability? In particular I am interested in the entry level ...
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1answer
58 views

What does MSL stand for with Rocky Mountain carbon bikes?

I see the carbon fiber bikes from Rocky Mountain bikes use MSL in their branding (up until 2016, at least). What for the letters stand for?
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1answer
48 views

Replace bottom tubes of Marzocchi fork with rigid tubes?

I have a KHS Montaña Comp mountain bike with 26" wheels. It has a Marzocchi fork that is completely shot, both left and right side of the fork. They hold no air, even spews oil and air if I move the ...
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2answers
91 views

Can this bike be converted to 1X setup

I'm not sure what the requirements are to convert a bike to a one by setup, this is the bike: https://khsbicycles.com/bikes/3500-15/ Love the bike but would like to give it the little upgrade.
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2answers
53 views

Transfer components from a Scott Spark 20 to a Orange Alpine 160

My beloved Scott Spark 20 with an all carbon frame bit the dust after many years. I would like a new bike to rise out of the ashes of the spark and have seen a 2nd had Alpine 160 frame I fancy. Is ...
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1answer
50 views

Why is my Diadora Traccia's rear tire rub against the frame

Recently I took out my bike (Diadora Traccia) from storage (Basement) and started riding it in the new season. To my surprise, the rear tire began to rub on the frame whenever I pushed the right pedal....
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4answers
240 views

Can this frame be used or is it done?

I have a cheap mens Huffy mountain bike which I noticed has 2 holes in the frame. Would this be too unsafe to ride?
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2answers
98 views

Where are the bearings in thru axle hubs?

So I’ve looked all over the internet to find an anatomy picture of a thru axle hub, because I don’t understand where the bearings go, and I can’t find anything helpful. Can anyone help me understand ...
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1answer
47 views

Mountain Bike has 26 x 2.125 Tires on, Can I Fit 26 x 1.95? [duplicate]

My mountain bike has 26 x 2.125 tires on it and I am ordering new 26 x 1.95 tires. Will these be okay to use? What issue might this cause? Or will the difference be negligible?
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1answer
73 views

When I am pedaling hard my chain jumps but doesn’t go to higher or lower gear

I have this problem with my bike when I put an amount of pressure on my pedals the chain kinda jumps but doesn’t change to a higher or lower gear and it usually happens when I go on 3X7 and 3X6 when I ...
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4answers
10k views

Should I worry about a chipped carbon mountain bike frame?

The other day while I was racing my Specialized Stumpjumper I noticed a chip on the frame. It's on the rear support bar right behind the seat post between the rear tire. My teammate who is a mechanic ...
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2answers
21k views

What year etc is this Specialized Epic Comp?

I'm trying to find what kind of brand/year my bike is so I can find more information about it. It might help me determine if I should buy a new bike or just wait. The only information I got now is ...
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7answers
115k views

What make/brand is this bike marked “Challenger” and “Resistance”?

I'm trying to find what kind of brand/make my bike is so I can find more information about it. It might help me determine if I should buy a new bike. All I can tell from looking around my bike are ...
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6answers
247 views

The palms of my hands really hurt

I understand that the pressure on my hands causes it. I also understand how the nerves run through my hand. What I don't understand is how to implement the advise of, "Take the weight off your hands" ...
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1answer
59 views

Rear rockshox thru axle. How to remove it if skewer got broken off?

Hello, im new here, how can I deal with this issue any suggestions? Thanks in advance.
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8answers
5k views

Fitting a 9-speed 11-50T cassette on MTB: which derailleur?

I'm trying to understand if its possible to fit a 9-speed 11-50T cassette (found one on Ali) on my MTB. The plan is to go 1×9. The problem is that I can't seem to understand the if a specific ...
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1answer
57 views

KNOG BLINDER ARC 5.5 battery replacement

Can anyone please tell me how I would go about changing the battery over in my light please!!! I have so far taken off the lens cover and have undone the 3 x 1.5mm Allen screws to release the outer ...
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1answer
65 views

Clean brake rotors and pads

I've seen plenty of how to clean my chain, but how do I clean muck off my brake rotors and the inside of the assembly that holds the pads? I see some posts specifying isopropyl alcohol, but that ...
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1answer
80 views

Should I replace the bent Derailleur hanger?

My friend (also on a bike) collided with me while we were riding together. As a result of the collision, I now have a bent derailleur hanger. Should I replace it alongside the Derailleur? The bike ...
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2answers
103 views

Does my chain need to be replaced because it has looped itself many times?

A snapped off derailleur caused my chain to loop itself so unsure whether it needs replacing.
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1answer
92 views

Will replacing 26“ suspension fork with rigid 29”

I have an old Nashbar mountain bike with a suspension fork. I would like to replace the fork with a rigid one. The suspension fork weighs tons and is too squishy since I ride it mostly on trail paths. ...
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2answers
5k views

Upgrade the rear shock on my bike?

I currently have a 2006 Cannondale Prophet 1000, that I use for trail riding. I would like to upgrade the Manitou Swinger rear shock I have. How do I know which shocks will work with my bike? Is there ...
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4answers
15k views

Can I fit rear panniers to a full-suspension bike with a dropper post?

I'm looking at the Whyte T129s and have seen that there's a couple of options for fitting panniers to the back of a full-sus bike. Topeak Freeload - see link Any suggestions whether either of these ...
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10answers
1k views

Can I install a back bike rack without attachment to the rear part of the frame?

Can I install a back bike rack without attachment to the rear part of the frame? Also, if someone can clarify, whenever I google bike rack I get hits on racks designed to carry bikes on a car ...
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2answers
178 views

How can one stop brakes from screeching?

I'm hearing that annoying sound when you use your brakes and you get the chills from the screeching sound. I have disk brakes and a relatively new bike. It happens to be front tire shown below. I ...
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4answers
393 views

Buying a bike that has been idle in a garage for years?

A close friend who can no longer ride (illness) asked me if I wanted to buy his 2009 Trek Fuel EX 9. This bike has been hanging in his garage for 9 years and was only ridden for a couple of hours ...
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2answers
77 views

Wheel, tube and tires

My wheel shows ETRO 622 * 19. The tire on it is 700*38c. I want to change tire and tube such that the bike becomes capable for 50% road bike and 50% off road. What size of tires and tube should i ...
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1answer
58 views

Chain/rear derailleur off

I haven't been on a bike in years, and just picked up a used one to get into riding (2013 Specialized Hardrock). The rear gears aren't shifting properly, it seems to only move between the 2 smallest, ...
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1answer
38 views

Vintage shimano chain ring part numbers

I have several vintage NOS chain rings with part numbers. Is there a way to look them up to see what the specs are? Example: I have 4 rings with 24T, 68BCD: two of them have part# 17L24000 stamped ...
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3answers
259 views

Can I ride a big bike?

I am a MTB beginner and I just bought a used Giant stance 2. I knew from the beginning the bike is bigger than I should have, but it was a good deal. The bike frame is XL and I am 6’. Based on Giant ...
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3answers
185 views

How can I stop someone borrowing my bike anymore? [closed]

There's this kid I've been riding with for quite some time that keeps borrowing my bike non-stop leaving me riding his broken bike. Not that I dislike him riding my bike or anything, is just that ...
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1answer
104 views

What is the average reduction in air pressure for a mountain bike tire?

I've noticed that my mountain bike tire looses air, not because of a leak, etc., but just naturally as time progresses. Does anybody know the average psi loss over time for a mountain bike tire and ...
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0answers
38 views

What rear axle do I need?

I had the chance to buy myself a bargain the other week. It was a Muddy Fox Courier Comp mountain bike – I had one when they first came out. The thing is I need to get a rear axle long ...
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2answers
521 views

How to install a cartridge bottom bracket (threaded) in threadless shell?

Is it possible to install a threaded cartridge bottom bracket in a threadless shell which has a PF30 installed?
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2answers
2k views

Replacing the bike seat on my mid-1990s Trek mountain bike

I have an old Trek mountain bike, about 22 years old but still in great shape. I want to replace the original "Avocet" seat with a more comfortable seat. Are bike seats universal so I could buy ...
3
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1answer
79 views

Rockshox Reverb dropper seatpost squashing from new

I have a new bike with factory-fitted Reverb Stealth dropper seatpost. Having never had one before, I would like to know what movement you would expect on a seatpost if any. If I lift the bike up by ...
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0answers
162 views

Please help identify this frame

I would really appreciate any information that could help to identify this bike frame. I bought the frame at a garage sale and was told the frame was a "specialized" possibly s works but never had ...
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1answer
78 views

Single chainring conversion issues

I've got a Specialized Crosstrail Elite. I want to get rid of the front derailleur and go for a single front chainring. Its a 68mm BB shell but needs a 73mm BB with spacers. It currently has a FSA ...
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3answers
173 views

Can the Shimano front derailleur prevent a gear of my bike from working?

I recently bought a used rigid mountain bike, I'm very happy with it but I realized yesterday that I couldn't access the smallest chainring. This one has a total of 3 front gears, but only numbers 2 ...
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6answers
4k views

Should I replace my bicycle tires if they have not been inflated in multiple years

A little over 5 years ago I bought a Magna bicycle. Within the first summer of riding it the rear brake fell apart. I finally got around to having he brake fixed this past month but I am worried about ...
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1answer
107 views

What frame does my mountain bike have?

I'm trying to work out what my frame is, and what size bottom bracket it needs (68/71/73 mm), and the recommended spindle length. I've attempted to measure both and it seems to have a 68/115 bottom ...
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1answer
61 views

Octalink v2 bottom bracket on italian shell

I'm re-building an old Italian Bottecchia mountain bike which has Italian BB shell (70mm) and the previous bottom bracket was a square taper with 130mm spindle (measurement confirmed via calipers.) I ...
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1answer
60 views

Can I upgrade my 2007 front suspension?

I just bought a 2007 Trek Fuel EX5 used but the front suspension dial is cracked and makes it difficult to change the give. The current forks that are on there are RockShock Tora's. Would it be ...
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2answers
390 views

Why don't BMX plugs fit on MTB riser bar?

In a previous question, I have been told that the grip diameter of a MTB riser bar is 22.2mm. From research I did, the grip diameter of BMX handlebars is also 22.2mm. In fact, it's possible to use BMX ...
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0answers
74 views

Dyno Mountain Bike?

Did Dyno make Mountain Bikes? I always thought of this one as a MTB. Can anyone give me more information about it? It has this number on the bottom: 9552795 and 21 speeds with 26 inch tires. It's all ...