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

learn more… | top users | synonyms (1)

5
votes
2answers
165 views

How do I change the granny gear on a cheap Walmart mountain bike?

I have a cheap ($100) 26" Walmart mountain bike (Hyper Summit) that has a triple chainring (24,34,42). It appears there is no easy way to remove the granny gear since it has what looks like some type ...
5
votes
2answers
4k views

Why do Mountain Bike helmets have visors?

Visors seem pretty ubiquitous on mountain bike helmets, but not on road bike helmets. Why do mountain bike helmets have visors? What purpose does the visor have?
5
votes
2answers
10k views

What is a shimano ispec shifter?

I know what a shifter is but I could not find a definitive answer on what an ispec shifter is or how is it different from a regular shifter. For example the 2014 shimano deore groupset says it has ...
5
votes
2answers
636 views

How to start uphill?

It is tricky to start pedaling uphill, especially with some complicating factors out there. I want to learn the proper technique. Saddle height For any uphill, I put my saddle at "XC height", that ...
5
votes
2answers
319 views

Coping with mud in the face

I am not talking about swimming in mud. Just a damp trail or even wet pavement - and some modest speed - and the front tire function switches from steering the bike to throwing mud precisely directed ...
5
votes
2answers
10k views

Can I convert hybrid to mountain bike. Tyres and tubes?

I have a mountain bike looking frame with wheels that currently have road tyres. The bike is classified as a hybrid. My tyres state: 28" x 1.6 (42-622) The rim: ETRTO 622 x 18 I am having ...
5
votes
3answers
2k views

What types of mountain bike handle bar grips are available and how to they affect comfort and handling?

This question has been floating around in my head for a while, mainly because I don't know anything about grips (edit to resolve confusion:covers for the part of the handlebar you hold on to). Are ...
5
votes
2answers
718 views

How do I prevent my chain from dropping down while going downhill on bumpy surfaces?

I have a Merida Duke 650 hardtail mountain bike. The issue with my bike is the chain continuously keeps coming out of gear while I am going down hill on bumpy surfaces. Is this happening because my ...
5
votes
2answers
174 views

Can I use Cube Analog 29" as touring bike?

I don't know if here is a good place to asking this kind of questions or not, but please help me, I need professional people's help. I'm going to do a bicycle trip and I talked with Cube bike factory ...
5
votes
2answers
277 views

Is this a stunt or a useful descent technique?

In many mtb movies about the style "Downhill" the riders casually twist their fork and front tire at jumps, such as here and here. Is this a stunt for "cool points" or does it aid in stability/speed ...
5
votes
4answers
451 views

How to choose protective cycling gloves?

Yesterday I failed to make a turn and rode into a thorny bush, which cut my hands. I have often feared similar situations. For example, when descending, I often need to take a difficult line, in ...
5
votes
2answers
7k views

How does a chainstay length affect a mountain bike performance? (wrt: 26", 650B, 29r)

The trade offs for 26" through to 29" with respect to rolling resistance, contact patch, obstacle rollover, etc... have been well discussed. However, it occurs to me that as the rear wheel gets larger ...
5
votes
2answers
473 views

Suggestions of a good video on intermediate Mountain Biking skills: getting up (and down) 1' obstacles

I'm looking for a good training video on intermediate mountain biking skills. (I've been mt biking for about 12 years and I'd like to improve my skills.) I'm looking for a video that really breaks ...
5
votes
2answers
1k views

Tyre choice for loose gravel

I have a mountain bike that I take out to a local bike trail. Currently I have some thin XC tyres and they don't seem to offer much grip when going at speed. The trail is 80% downhill and mostly loose ...
5
votes
2answers
1k 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 ...
5
votes
1answer
286 views

28er Mountain bikes

I was looking for some off road mtb 28" tires and couldn't find anything suitable . There were only some tires for road or hybrid bikes .Then I started looking for 28er mtbs and could't find anything ...
5
votes
1answer
2k views

conversion to rigid fork

Is it possible to put a rigid fork onto a 120mm travel hardtail without upsetting the handling? I used to ride a Kona P2 fork on a 96 AA frame, which I suppose was designed for a max. of 100 mm ...
5
votes
2answers
468 views

Protecting yourself from briars / brambles / jaggers while mountain biking

Riding in the northeast US, I find myself encountering a lot of overgrown mountain bike trails in the spring. Many of these trails are bordered by briars / brambles / jaggers. I can't totally avoid ...
5
votes
3answers
239 views

High-end components [closed]

I'm wondering if anyone knows of any high-end components that are like Paul components. Not the pro-peloton stuff like SRAM and Shimano, but the, dare I say hipster components. I'm looking for ...
5
votes
1answer
771 views

How tight should brakes and shifters be on the handlebars?

How tight should handlebar components be? Here it's said 6-8Nm. However, I don't own a torque wrench at that range. Should the brake levers and commands be tight, or should they be able to twist, ...
5
votes
2answers
361 views

MTB: choosing trajectory (line) through a turn

Consider a 3 meter wide track, the incline is 30 degrees, the terrain is dirt road with some sand, rocks, maybe mud. An at least 90 degree turn is approaching, and you have clear visibility of the ...
5
votes
1answer
995 views

What is the significance of rear travel of a frame?

Every suspension frame has the the following two parameters: shock travel and rear axle travel at maximum shock compression. I have a lot of questions, regarding those two: What are they properly ...
5
votes
3answers
2k views

Can a carbon fiber mountain bike handle cool/cold weather?

It is late summer in the US and I am starting to look forward to autumn and winter mountain biking. I have a carbon fiber frame though. Didn't get to ride it last winter due to a broken collar bone ...
5
votes
2answers
174 views

Racing bike feels bad to ride, can it be fixed?

I bought a sponsored racer's cross country bike because of its light weight and great components (giant anthem advanced team). I had the consumer frame of the same name from five seasons ago in a ...
5
votes
1answer
83 views

Guidelines for building tape delimited MTB courses

There are a few vacant lots around where I live and last weekend, I built a small (170m) tape delimited course. Some of the kids in the neighborhood rode in it. I also worked out in it, going full ...
5
votes
2answers
932 views

Will Slick Tires Work for a Mountain Bike Ridden by a Heavier Rider?

I've owned a Trek 3500 bike (shown below) for 2.5 years now and I like it very much. My bike has the same specs as under the link. It has the XL frame size and 26" wheels with Bontrager AT-550 ...
5
votes
1answer
1k views

What brand / model of brake is this modified U-brake?

I have been searching for a while, and I cannot find any information on my rear u-brake. It has served me well for many years (10+), and has a surprising amount of force. It's stronger than any ...
5
votes
2answers
3k views

Adjusting disk brake pad positions

I have had experience on a couple of mountain bikes when I could not adjust the disk brake caliper positions far enough left or right to keep the pads from rubbing the rotor a little. Is this common ...
5
votes
1answer
247 views

How to select gearing for descent?

For riding on level surface one should strive for high cadence. However, what is the best solution when descending over rough terrain? On one hand, because the legs are better suspension when the ...
5
votes
4answers
2k views

Mountain bike tires for rocky, steep, dirt trails?

I live in central Iowa and travel once a year to the Breck area (Breckenridge, CO) to do mountain biking. Since that is the Rocky Mountains, well they are rocky and steep. Very different terrain from ...
5
votes
2answers
4k views

Fork lube. Should I use it? If so how often?

I ride a mountain bike with front suspension. I've recently seen fork lube for sale on an online retailer. This got me thinking. Do I need to be using fork lube? How does it help? If I bought some how ...
5
votes
1answer
877 views

BB92 (Shimano bottom bracket) with SRAM 30mm crankshaft (X01 or XX1 BB30)?

The frame that I want to build has BB92 bottom bracket hole. The drivetrain I want to use is 1x11 SRAM XX1 or X01 with 30mm crankshaft (BB30)(edit: also available GXP). There are ways to fit it - ...
5
votes
1answer
89 views

Detailed resources for planning backcountry/primitive tours?

Are there any resources out there with details for specific backcountry/primitive tours, such as water sources, itineraries, camping spots, route difficulty, etc? I'm a hiker/camper who just bought ...
5
votes
1answer
2k views

Suspension fork - Can you leave them locked for a long time?

My bike's two years old (about 1800km on it, almost all road and bridleway) and kept in a garage. Back in November or so I locked the front suspension fork for road-riding, and over the winter ...
4
votes
6answers
451 views

What sort of bike will suit both offroading and onroading

I live in an area which is connected to main road by a small lane(worse than mountainous region, I mean it's condition) and the main road is just like a new tarmac surface, the speed breakers are ...
4
votes
3answers
710 views

Why so few mountain bikers with spandex?

I've never had clothing that was specialized for cycling, so I'm kinda n00b in that area. I am confused about the use of spandex. It's very common among roadies, for obvious reasons. It's more ...
4
votes
6answers
11k views

How can I develop my abs while I ride my bicycle?

I have a mountain bike, and I wonder if I can develop my abs if I take my bike to work everyday.
4
votes
4answers
2k views

What bikes will be used by the competitors in the Mountain Bike Olympics?

I'm just curious to know what bike models and setups will be used by the competitors? Is there any data out there on the web?
4
votes
4answers
127 views

Does brake modulation matter, for efficiency, beyond having enough to avoid locking the wheels?

Edit: To Clarify this is regarding going as fast as possible, i.e. racing, off-road. I can't see why "modulation" matters so long as you have enough to apply near maximum braking force without ...
4
votes
1answer
182 views

How to prevent accidental unclipping while cornering?

I have less than 10 hours on SPD pedals. Unclipping is becoming more and more intuitive (I no longer fall to the side when stopping at a traffic light). While it still intimidates me to jump with ...
4
votes
3answers
907 views

Is it normal for disc brakes to smell of burnt plastic?

So, a new bike, Avid Elixir 5 180mm front and rear. My second ride was on a short dirt road, 340m denivelation. I held the brakes (mainly the front) more than 50% of the time, as the road was too ...
4
votes
2answers
5k views

Biking with spinal disc herniation

I was diagnosed with lumbar spinal disc herniation and told that I should exercise. I always liked biking, so I want to do that. I have an older rigid mountain-bike and will be mostly driving on ...
4
votes
2answers
4k views

How to setup rebound?

I have fancy new full-suspension bike and both shocks have this strange setting, called Rebound. It's a red dial, beside the blue CTD lever. Increasing it makes the shock less responsive to small ...
4
votes
2answers
1k views

Are there LED based dynamo powered lights suitable for night time MTB riding on singletrack?

Are there LED based dynamo powered lights suitable for night time MTB riding on singletrack? Likely they would need to have: High Brightness, likely 500 lumens or better. Not sure how that translates ...
4
votes
4answers
792 views

Are Allen key or Security Key skewers appropriate for bikes with rear facing horizontal dropouts

I have a surly karate monkey set up as a single speed. The frame has rear facing horizontal dropouts (track style). I don't like quick releases due to potential theft when locking up my bike. Are ...
4
votes
2answers
206 views

Is it possible to install a 1x11 drivetrain on an old MTB?

I have an old Stumpjumper from 1984. It has the original 3x5 drivetrain with friction shifting. I'm intrigued by the idea of converting to a 1x11 drivetrain, but I don't know what factors to consider ...
4
votes
3answers
4k 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 ...
4
votes
1answer
150 views

Should I apply pressure on the saddle during downhill on a rigid frame

It is known that, while climbing, one should apply consistent and maximum weight to their saddle, in order to have precious rear tire traction. The other day I was going down a dirt road, and the ...
4
votes
4answers
647 views

Good books on mountain biking

What books do you know about learning mountain biking.
4
votes
1answer
42 views

BMX V-Brake lever for MTB compatibility

Shimano have this v-brake levers in the product family DXR for BMX. Is there any difference between a BMX brake lever and an MTB one? Are they smaller?