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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Does a rear derailleur guard provide effective protection?

I recently caught my rear derailleur on a log and snapped it in two. I have done some recent work on some department store bikes and noticed that some come equipped with an axle mounted guard around ...
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1answer
562 views

Is my front derailleur angled straight?

I am attempting to adjust my front gears and have also been following a video to adjust the high/low position of my front derailleur. The issue I am having is that the low adjustment is no where near ...
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2answers
1k views

Tightening rear quick release stops rear wheel

I have a medium sized Trek Mountain Track/Antelope with a seven speed freewheel. When I tighten the rear quick release, I have to carefully back off on the tightness so that the wheel will actually ...
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1answer
676 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 ...
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1answer
189 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 ...
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3answers
818 views

Hill climb riding position

With the current stem and bars I have on my bike I have quite an upright position and get a falling back feeling while climbing. When I stand in the pedals to gain an extra bit of power in a climb I ...
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2answers
327 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 ...
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1answer
311 views

All Mountain Bomber recommendations

Looking for recommendations on a Full Suspension bike - trying to spend < $2000USD. Looking for an All-Mountain bike - something with at least 6" of travel but I don't want a full on DH or ...
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2answers
227 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 ...
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2answers
254 views

Maintenance Schedule

There are many questions that deal with routine/ preventative maintenance (including this one which is probably the most comprehensive Optimal Maintenance Schedule) but none deal with issues related ...
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1answer
785 views

Hydraulic brake cable invisible leak. Possible?

I've crashed hard, handlebar rotated as much as it could and I guess rear brake cable was stretched. Braking became soft. Time to bleed I thought. But I'm completely unable to bleed it. Tried some ...
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2answers
2k views

What's a good, reliable mountain bike drivetrain (1x10?)

I'm thinking about switching my Salsa El Mariachi 29er mountain bike from singlespeed to gears. I love the reliability and simplicity of the singlespeed, but I've been doing more rides that involve ...
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810 views

Mountain bike axle diameters

Out of interest I would like to understand the benefits of having a 15mm or 20mm through axle over a 9mm QR (and a 10mm vs. a 12mm TA on the rear). What difference does it make to the ride?
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505 views

Transitioning mountain bike into city commuter bike

In effort to transition my mountain bike to a city commuter- can I replace the mountain tires with thinner city tires without changing the bike wheels?
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2answers
2k 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 ...
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2answers
389 views

How to setup my 26er MTB for indoor MTB park

There is an indoor mountain bike park along the lines of Ray's MTB park being built near me (though I also road trip to rays and rent a bike). Most of the riding here seems suited for a dirt jumper. ...
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1answer
753 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 ...
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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 ...
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2answers
764 views

How do I know if mudguards will fit my 2009 Carrera Kraken?

With the nice (and muddy!) weather coming up, I'd like to get some mudguards, but I'm really unsure of what will fit my bike I have a 2009 Carrera Kraken, no modifications. I will probably buy them ...
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1answer
124 views

Is there not enough shim on my suspension pivot?

I bought month ago new full suspension bike "Kellys Beast 2013". When I maintained it, I noticed that there seems to be a shim missing on one rear pivot: The most interesting that it is symmetrical ...
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1answer
441 views

What MTB 10 speed double cranksets exist with 180mm cranks?

I am looking for a a 10 speed dual crankset that has 180mm cranks. I see the SRAM cranksets only come in 170 and 175mm.
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1answer
284 views

How often to sevice suspension forks

Consider a SunTour XCR coil fork or any similar. Service manuals suggest "full service" every 30 hours of riding time. I take that to mean removing the boots and re-lubing the stanchions. However, ...
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6answers
3k 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.
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4answers
589 views

How to determine if a decline is too steep for safety?

I often find myself confronted by a steep and bumpy bit of hill on the trail, or one or two steps on the path, and end up with three possible results: A) ride down with no trouble (usually) B) step ...
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5answers
965 views

Are single-speed bikes better equipped to handle cog/chain wear?

I need to decide between a single-speed and multiple-speed bike. I usually ride multiple-speed mountain/city bikes in the highest gear anyway (around town). They're not intended for that, and doing ...
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4answers
4k views

My crank fell off, how do I re-attach it?

I was out riding on my mountain bike when my crank unexpectedly fell off (video). How do I reattach the crank? There's a torque range specified (25-30 Ft-Lbs): how critical is this? I don't own a ...
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3answers
9k views

Can I put a road bike tyre on a mountain bike? [duplicate]

I am finding it difficult to ride a Mountain bike, I feel that it may be more comfortable to change the tyre to that of a road bike, which are thinner in size. Please advise if I can do so.
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652 views

Which parameters should I track with bicycle computer so I can analyze changes in my riding?

I'm building Arduino-based bicycle computer with GPS at my free time as a hobby project. So I have to find out which parameters of ride will be useful to track to see a progress (or any changes) in ...
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3answers
1k views

Does rear-shock placement affect suspension characteristics?

I know that suspension type(Horst-link, Four-bar etc.) affects how a full-suspension mountain bike handles, but you can often see these same types of suspension systems used with different shock ...
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2answers
2k 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 ...
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4answers
2k views

Tri-bars/Aerobars on Mountain Bikes

I am trying to work on endurance in the hopes of one day touring the GDMBR in a reasonable amount of time and after watching Ride the Divide, I noticed a lot of the riders are using aerobars. When I ...
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2answers
706 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 ...
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2answers
391 views

Using a much heavier rear tyre than in the front

For the last 3 years I've been using light (800grams) tyres front and rear. Since I've been having too many rear tyre pinch flats (tried everything: high PSI, tubeless, heavy duty tubes) I'd like to ...
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2answers
2k views

What is a better gearing combination for downhill?

One of the tracks I've been riding recently is testing both my skill level and my bike. The track is a combination steepness and roughness that makes it significantly different to what I've previously ...
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5answers
19k views

Clicking sound coming from pedals/pedal spindle/crank

I recently bought a Trek 4300 series MTB, but after only several weeks of use, I'm getting a clicking sound coming from both sides of the pedals. It seems particularly pronounced when more torque is ...
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4answers
312 views

Good books on mountain biking

What books do you know about learning mountain biking.
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3answers
202 views

Would learning to ride a unicycle boost biking skills?

Unicycles are not particularly expensive, seem to be light and portable, also fun. This gets me wondering if spending a couple of months to learn riding such a thing would boost a mountain biker's ...
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1answer
995 views

Is it possible to replace a 1 1/8 steering tube with a 1"?

I have a 94 Giant ATX. Threaded 1 inch steeering tube. I need a shorter stem, and would also like to install a suspension fork. Is it doable? Could I take a modern suspension fork, heat the crown, ...
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4answers
928 views

How does stiffness affect experience and performance?

I see many mountain bike reviews and articles discuss the stiffness of frames, forks, wheels and other components. Here are some questions which cross my mind: What is the definition of stiffness? ...
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3answers
674 views

Mountain bike rear wheel tilts after remounting

Backstory: Total newbie regarding repairing cycles and the proper cycling terminology, so please take that into account. Actual story: I had a fall and the rear wheel started touching the brakes ...
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2answers
178 views

MTB Manufactures and Upgrade-ability

I'm looking to purchase a new bike in the intermediate level and I'd like the option to upgrade all if not most of the parts over time. That said, I've read some concerning articles [sic] and I want ...
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1answer
421 views

What is the widest range 9 speed cassette?

My commuter rig is an old trek mountain bike that I've converted to fixed gear with an ENO hub/crankset. I am thinking about going geared for the winter. I have a rear wheel that I built last year ...
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3answers
161 views

Converting Mountain Bike for Road to complete in 33 mile mini triathalon

I have a very good mountain bike and like to ride trails. I recently signed up for a mini triathalon that requires a 33 mile road ride. I don't want to buy a new bike, so I was thinking about buying ...
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1answer
424 views

Why is my front Derailleur not shifting as smooth as it used to?

I have a Specialized Hard Tail 10' Model. When I ride and am shifting to the bigger gear on my front derailleur it isn't as smooth as it used to be or sometimes doesn't shift to the gear I'm going ...
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1answer
826 views

Bunny Hop, Stoppie or Wheelie? Which one to attempt first on MTB?

I am 21 years old. I'm overweight for my age..171 ibs. I have started cycling few months back and I'm lovin' it. I have a Merida mtb(mainly used on the road) I was thinking about practicing some ...
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2answers
1k views

What maintenance is required for a thru axle?

A thru axle is a hollow axle that gets clamped by each fork leg and through the hub. Like what a motorcycle has. Much stiffer and stronger design then the typical QR dropout. My sons newer downhill ...
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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 ...
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1answer
2k 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 ...
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3answers
300 views

Planting a foot when cornering: when and how?

Recently I have noticed the following. When doing extremely tight turns e.g. 90 degree trail turn, I tend to: Get out of my high saddle, position in front of it and low over the top tube Stick the ...
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4answers
3k views

How do I make a MTB shifter fit on a Road dropbar?

I'm about to buy a MTB, since we don't have cyclocrosses here in my country. I'd like to have a road dropbar, but can't spend money on a road shifter like tiagra sti. I know the mtb handlebars are ...