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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votes
1answer
452 views

Friction in newly installed bottom bracket

I could do with some help on a bike build... I've installed a BB86/92 Trivatuv pressfit GXP bottom onto my Production Privee Shan frame. I used a headset press and everything seemed to go smoothly. ...
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3answers
272 views

Front derailleur cable keeps snapping, change of riding habits perhaps?

My front derailleur cable has snapped within three months of changing. As a result I’m seeking advice on good biking practice. I ride a Specialized Hardrock Disc SE 26 from 2014. I ride on a college ...
10
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1answer
8k views

How to jump curbs?

Putting aside the question should one ever ride on the sidewalk, I would like to jump curbs safely and seamlessly. Assume a hardtail mountain bike with high saddle (we are in the city), at a speed of ...
2
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5answers
319 views

How to choose a bike

I'm a new cyclist and I'm looking for a new bike primarily for recreation and also for fitness. I would like a mountain bike mainly because I like the style and the fat tires! However, I won't really ...
4
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2answers
290 views

Mountain bike sizing for a short female

This is similar to this question on frame size, however that is addressing it from a road bike standpoint. My wife is 4' 9", and I am interested in getting her a mountain bike, as she has expressed ...
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4answers
482 views

What should be my first upgrade?

I've been planning to upgrade my Foxter Evans 3.0 (Low budget Bike) to lessen it's weight. What should I replace to lessen it? Also I'm a 5'11 person and my frame is a medium. Should I consider ...
7
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2answers
2k views

Has this rim strip expired?

I have 2 unused rim strips. Along the edges and on the surface there are brown marks (patches, streaks, blotches). 2 images (I cannot improve the resolution) Observations Both strips were stored ...
0
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1answer
108 views

Shifting issues

I just finished some repairs on my bike, (Mongoose 26" 21 speed). I noticed that for some reason when I try to shift using the shifter, it won't shift to the lower gears. I can't get past seven. I ...
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3answers
198 views

How durable are road or hybrid tyre tubes compared to mountain bike tyre tubes?

The context here is that I'm using a mountain bike to commute and I'm considering buying a hybrid bicycle or road bicycle. I'm experiencing various issues that require repairs and maintenance. ...
9
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3answers
9k views

Upside-down Fork vs Traditional Fork

What are the advantages of upside-down (USD) forks vs traditional forks? I have read they are 'better', 'stronger', etc., mostly in the context of motorcycles. Some high end downhill bikes use them ...
8
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3answers
14k views

Can a 10-speed mountain bike chain be used on a 10-speed road bike?

I would like to use a Shimano Deore XT Chain CN-HG94 on my road bike. Are there any differences between roadbike chains versus mountain bike chains that prohibit this? Sample Road Bike Chains: Dura ...
8
votes
1answer
278 views

Extraterrestrial thing found in my suspension fork!

I have recently disassembled my suspension fork and found an extraterrestrial piece of rubber in the coil spring. After some highly accurate measuring it was safe to say that this rubber piece is ...
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2answers
80 views

Should I consider replacing bottom bracket?

I have a Cube Acid MTB from 2002. It has been used for 45000km, but only during summer on the road, and never in the rain, so absolutely no water on any parts. Since I will be replacing other parts ...
31
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2answers
13k views

Why does pedalling backwards not move my bike backwards?

On the Mountain bike I have, pedalling backwards moves the chain but doesn't drive the wheels of the bike backwards like you would expect it to. Why is this?
5
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5answers
3k views

Strange noise coming from bottom bracket/crank

I've just bought a Trek 6300 and I'm getting a strange creaking coming from the crank/bottom bracket when I'm stand pedalling. It only happens when I'm stand pedalling, and only what appears to be on ...
3
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1answer
119 views

Something sounds loose but can't see what

I have a relatively new Boardman Pro 29er. It has around 500 miles on it. I'm having a sound issue at the minute where at certain speeds a very loud resonating vibration type sound starts. I'm ...
1
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1answer
70 views

2003 Giant Rainier MTB Leaking Shock Fluid?

I have a 2003 Giant Rainier as shown here: https://www.bicyclebluebook.com/searchlistingdetail.aspx?id=38863 that appears to be leaking a little bit of fluid from one of its front shocks. I think it ...
7
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4answers
1k views

Higher saddle height and pressure on palm

It is recommended to adjust saddle height using a formula. I made calculation and adjusted the saddle position to a higher point than my usual riding position. But now pressure on my palm increased ...
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6answers
1k views

Clicking sound on each rotation of the pedals only when riding

Let me prefix this by saying that I don't know much about bikes. Especially from the terminology perspective. When riding, I can hear a relatively quiet click when I push down on the pedals. It ...
2
votes
1answer
205 views

Will dual pivot caliper brakes work on cantilever fork?

I have 26” tokyobike(used to be 650c) with tektro r369 which are long reach dual pivot caliper brakes. I want to change the fork so I can put wider tyres. Will the 26” mtb cantilever fork work with ...
0
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1answer
70 views

179cm, 85.5 inseam and Cannondale Scalpel Team M

I am 179cm with an inseam of 85.5 so I fall into the L category just. I bought a Cannondale Scalpel team M and being very much close in between I listened to too many people and having ridden an M BMC ...
2
votes
2answers
120 views

Advice on tyres for a 109 mile charity cycle

A friend and i have decided we want to cycle between our favourite football team's stadium for charity. We are starting at Wolverhampton and finishing at Bristol with a total distance of 109 miles. ...
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votes
1answer
795 views

Can you use SRAM 11-spd trigger shifters such as NX and GX with Shimano 11-spd derailleurs such as SLX and XT?

I have read some threads that say these work well together and solve the hard shifting issue with the Shimano shifters.
3
votes
2answers
201 views

Correct spring for 2018 RockShox XC30

I just got a new Cannondale Trail a few weeks ago (March 2018) and it came with RockShox XC30 100mm travel 29" wheel front fork. I'm heavier than the average rider so I need the XFirm spring for it. ...
19
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11answers
92k 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 ...
5
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2answers
2k views

Is it acceptable to mountain bike on narrow hiking trails?(Minnesota)

I've recently been getting more into mountain biking. I like to take my bike out every so often onto unpaved trails, but the closest designated mountain biking trails in my area are not a short trip ...
3
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4answers
162 views

Windproof jacket for winter riding

where I live winters usually are -15°C to 5°C. For MTB I wear sports base layer and fleece jacket, but problem is wind goes right through making stomach and chest area very red and painful. I have a ...
1
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1answer
143 views

Truvativ 1x front chainguide - what's wrong with this?

I've been asked to inspect and fix someone's bike. Its a heavy full-suspension Kona "Stab Deluxe" downhill monster from 2006. The main fault is that the chain gets stuck between the front chainring ...
3
votes
2answers
344 views

What type of rear derailleur is used on my bike?

Direct mount or hanger mount? Sooo, one glance at these photos will tell you why I'm asking this... Needles to say, I need a new one and I'd like to know what I should be looking for. It's for a 21-...
3
votes
1answer
92 views

Mountain bike freewheel replacement

My freewheel pawls recently shattered and I was wondering if the new one I am about to order will work. New freewheel at ebay The only difference I noticed was the new sprocket is more spread out.
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2answers
3k views

Presta or shrader valve for mtb?

Is it better to use presta or shrader valve for tubeless conversion on a mtbike, 29" 2.20 tire, and why?
3
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2answers
255 views

Is it safe to ride this frame?

I don't have a clue what happened… Got the frame this way. Mountain bike is Lapierre Zesty 2014.
4
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2answers
318 views

Rigid fork on GT Avalanche 3.0

I'm looking into buying inexpensive rigid fork (~50 EUR) for my old GT Avalanche 3.0 (disc brakes) to make it slightly better commuter bike. My daily ride is 10km one way on asphalt surface. What ...
2
votes
1answer
284 views

My friend wants to sell a second hand helmet, I strongly dissagree, am I correct?

My friend has recently purchased a new bike. The guy who sold it to him was clearly giving up the sport, so he gave to said friend his helmet as well (MET parachute for MTB). As my friend already had ...
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3answers
136 views

My next bike: a tri bike or a road bike [closed]

I currently have a mountain bike with thin road tires on it (because I ride only pavement). I’ve been starting to train for triathlons, here lies the problem. Should my next bike be a triathlon bike, ...
7
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5answers
49k views

Can I combine different wheel sizes in one mtb?

Imagine a mountain bike that uses a 29er fork with 29er wheel and a 27.5 wheel at the rear. Can this be realized and what are the pros and cons?
33
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13answers
6k views

New to bicycle riding. Questions about adjustments and upgrades

I just got my very first bicycle. At 30years old, I never ever rode a bicycle. I walked into a Walmart, bought the nicest looking mountain bike I could find, a 26" Havoc Men's Mountain Bike. My first ...
4
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1answer
549 views

My fork stem is rusted - should I replace the forks?

This is my first post on here. I will try to be as specific as possible, but I'm also new to bike maintenance, so apologies for any wrong terminology. I have a Giant ATX 2 from 2017, bought second-...
8
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2answers
1k views

Can I use Cube Analog 29" as touring bike?

I don't know if there is an excellent place for asking this kind of questions or not, but please help me, I need professional people's help. I know many people who ride their mountain bicycles as a ...
0
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2answers
1k views

Can I replace 27.5x2.25 tire with a hybrid/road tire? [duplicate]

I am new to cycling. I recently got Jamis Trail X with 27.5x2.25" tires. This is a bit hard (not easier) on city roads. I was thinking about replacing the tires with max 1.5" wide hybrid or road tires....
6
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2answers
2k views

Carbon Fibre Mountain Bikes

Has anyone had experience with carbon fiber mountain bikes? I'm still skeptical as to how robust they are. Is it true that a scratch will make the frame useless? And Trek has this process called OCLV ....
7
votes
6answers
24k views

Choosing good slick tires for a MTB

I have an MTB with tires that roll very badly on pavement because of plastic spikes. I'm looking to get a pair of slicks and I'm hoping to get some advice here. My bike is a 29", I think they current ...
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2answers
1k views

Will 2 x 10 speed front derailleur work with 11 speed set up?

Would an existing 2x10 front mech work with a new 11 speed rear set up? Using all Shimano SLX with 11 speed shifter, rear mech and chain. Front chain rings are 2 x SLX 38/28.
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2answers
115 views

Bike ideas for cross-country - trail biking. I am 6ft & 85 kg [closed]

What style of bike would you suggest for cross-country trails for a beginner? Think mud and gravel trails (in a coffee estate). I weigh 85 kg and am 6 feet tall and am looking to spend ~2k USD. ...
3
votes
1answer
1k views

Do kits that allow me to add lockout to my shock exist?

I have a (within last year) rockshox Deluxe R rear shock on my bike, on some hills I would like the added stiffness of a locked out shock. Do upgrade kits to add lockout exist or would I need to buy ...
1
vote
4answers
224 views

Lever pulsates while braking

I installed a new front float rotor, the ones that you can get from AliExpress. I have Deore XT brakes. While using the front brake the lever moves back and forth while pulling it. I inspected ...
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2answers
393 views

Monster-cross build on the road, will it be fun? [closed]

Don't ask why, don't ask how much but this is what I'm aiming at: 29er entry level MTB with light Al frame stripped down Carbon rigid MTB fork (for clearance) Carbon drop-bar handle bars 35c tires ...
6
votes
2answers
5k views

Can road disc calipers be mounted on a mountain bike?

Are the mounting posts and position for road disc brake calipers the same as or similar enough to mountain bike disc calipers that you could put a set of road disc brakes on a mountain bike or vice-...
1
vote
2answers
443 views

Specialized Rockhopper derailleur hanger needed…which one?

I need to know which drop out hanger I need for this Specialized Rockhopper. Part of the frame is chipped at the dropout but it will still bolt on. I just don't know which hanger I need.
4
votes
1answer
622 views

Are these extra holes on the frame for disc brakes?

My mtb (SERIOUS Rockville), which currently has rim brakes, has these holes at the back of the frame and I am trying to understand their use. Are these for disc brakes? Are these for disc brake ...