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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0answers
54 views

I can't seem to find what kind of Bike I have

-Serial # : B600700083 -Brand: Haro -Size: 14 -Colour: Black -Suspension: Full -Type of Suspension: Air -Front Suspension type: Steel Stantion -Brand of Shocks: Rock Shox
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Would a heavy fork cause problem when climbing?

I have a MTB which has a 1.600g frame and 2.600g suspension fork. Does being heavy at the front cause a disadvantage when climbing?
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Fastest possible drivetrain?

I am looking for the ideal gearing to achieve good speed on a gravel bike when commuting. 2x11? 1x12? 3x12? 10-52? 11-50? How many teeth on the chainring? I know I could go faster if I get a road bike ...
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1answer
72 views

Help with drivetrain decision [closed]

Currently upgrading my old steel mountain bike for commuting. I need some advice on what drive-train to go with. Current setup is 3x7. I will convert to either 1x9 or 1x10 with new rear wheel/hub. I ...
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1x7 mtb electric conversion?

I picked up a '93 Marin Bear Valley SE from a vintage store and spent time restoring it (surface rust, old components etc). I was pleased with how it turned out and enjoyed riding it, nice old steel ...
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2answers
63 views

Dropper Seat Post Compatibility - Kona Mahuna 2021

I have a medium Kona Mahuna 2021 (Seat tube length 420mm and seat post diameter 31.6mm) which I would like to fit a dropper post on. The bike is 'dropper ready' with internal routing. I've never had a ...
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1answer
35 views

Can I use an apex 1 crankset with a shimano mtb casette?

I'm building a mullet 1x11 gravel bike with ultegra shifters, slx rear derailleur and 11 speed 11-46t cassette and am now looking for a oneby crankset. The bike will be used in pretty flat terrain ...
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3answers
210 views

Are old bikes good bikes?

A friend is giving me a 2005 Trek 4300. I want to know if this is a strong/sturdy bike for rough trails. Can someone who has knowledge about bikes tell me if this good or not?
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1answer
52 views

How can I un-seize the front suspension on my bike?

I am getting a 2005 Trek 4300 from my friend for free. I would like to fix up this bike so I can get it on the trails. Right now it only has one tire and no chain. He's going to put this bike back ...
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1answer
112 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 ...
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5answers
241 views

Aluminum or steel for my first mountain bike?

For the past few months I've been planning to buy my first mountain bike. I'm struggling with buying an aluminum bike or a steel one. I recently read that aluminum bikes are as heavy as steel bikes: ...
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2answers
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PROMAX DECIPHER hydraulic brake hose replacement

I have a set of PROMAX Decipher hydraulic brakes and need to replace the hose cable (basically adapt these brakes to another bike and the cables length is longer). I would like to know how to split ...
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2answers
150 views

Road tyres and tubes for a mountain bike

A few years ago, I was given a very cheap dual-suspension 18 speed disc-braked mountain bike. Neither the giver nor I were very knowlegeable about bikes. I use it primarily for riding on the road, ...
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2answers
91 views

One rear cog doesn't shift down

Recently, I have replaced a chain after noticing that the old one gained 0.75-1 percent of elongation. After that everything worked fine, i.e. shifting was consistent and smooth, drivetrain worked ...
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1answer
86 views

1X11 build - align / slip / set up

Looking for advice on my 1X11 set up on a bike I’m (trying to) build: The chain slips off single front chainring, on the inside, when I move into biggest rear cogs (gear 1 or 2). When I align the ...
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1answer
71 views

Which Valve Stem do I need for Bontrager Kovee TLR wheels?

I just bought a Trek Marlin 7 for my wife, and it came with Bontrager Kovee TLR wheels, with tubes inside them. I'm trying to convert them to tubeless, but am having issues finding valve stems that ...
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1answer
568 views

Recently purchased 2001 Trek Navigator 400 for Commuter Bike

I recently picked up a 2001 Trek Navigator 400 with the intention of using it to commute the 15 miles to and from work a few days per week. I currently ride a Raleigh 7 Speed with 27.5x1.95 tires ...
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3answers
409 views

Strengthening the valve hole of a rim during manufacturing

Various technologies(sleeved, soldered, pinned) exist to reinforce the place where the rim makes full circle. A major argument against Schrader valve is it's large diameter weakens the rim. I, however,...
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2answers
78 views

Mountain bike front derailleur compatibility

I recently bought an old youth mountain bike for my kid and may need to replace the front derailleur. It's 3x7 and the rear seems to be Shimano Tourney. The front is also Shimano but I can't tell what ...
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1answer
37 views

Mount Blackburn Cargo Cage on Rockshox front suspension fork

Im trying to find a way to attach one Blackburn Outpost Cargo cage to each side of my rockshox front suspension. Are there any good way to mount them? Thanks!
4
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3answers
480 views

Cleaning a mtb - contamination

I have jsut come back from a ride on my new mtb, it has hydraulic disc brakes, what do I need to know about contamination and cleaning as I need to clean my bike now. Any other tips would be useful to ...
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2answers
77 views

Cant find 1.90 inch tyres [duplicate]

I've bought a second hand bike recently but the back tyre is bald but I can't find the correct size tyre for the back wheel, I've tried everywhere, so my question is: Can I fit a 1.95 in tyre on my 1....
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1answer
81 views

Can I use a 42 tooth max derailleur on my 13-32 tooth 9 speed freewheel?

I have a 13 to 32 tooth 9 speed freewheel. I wanted to upgrade my bike by getting a clutch derailleur on it but couldn't find much 9 speed derailleurs with a clutch that were under my budget of $60. I ...
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2answers
769 views

I'm afraid to do U-turns on my bicycle, any tips?

Whenever I try to start doing a U-turn on my bike in the roads of my town (the width of around 2 cars) I feel like I'm about to fall and I stop and just full-stop then turn around with my feet. Any ...
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2answers
382 views

Is there a noticeable difference in the calorie-burning benefits of road vs. off-road cycling?

I monitor my rides using FitBit and Strava. I started out as a full-time road cyclist. However, I've recently begun gravel cycling. My primary purpose for cycling is fitness, in addition to enjoyment, ...
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3answers
319 views

Using a mountain bike rear derailleur with road bike shifters

I am in the market for a new rear derailleur and was interested to find out if it is possible to use a mtb derailleur with road bike shifters and cassette and chain? Would it work without fault? Does ...
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2answers
143 views

21 speed to 12 speed conversion! Is it possible?

I have an entry level MTb with 21 speed gear ratio. I found out that i dont need that kind of complexity while riding. 12 speed seems light and compatible to my riding style. It has Shimano tourney ...
3
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1answer
226 views

How to Remove Square Taper Chainring Bolts

I have removed my chainring from my Bicycle, but I do not know how to remove the chainring bolts I have tried using an Allen key but I cannot move it. Do I need a special tool? Here is a photo Any ...
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1answer
68 views

Loose self extracting crankset [duplicate]

I have a near new bike only ridden a handful of times, it has a self extracting crankset I believe which uses a pin spanner, the drive side crank is now slightly moving side to side. This isn't ...
3
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1answer
385 views

Do I need to replace my chainring?

Finally replaced the drivetrain on my 2019 yt jeffsy. I replaced the chain and cassette, but seem to be having an issue with the new chain jumping off of the chainring. The new chain is the same ...
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2answers
103 views

Issues with new rear derailleur

Recently decided to replace the rear derailleur on my 2020 Kona Honzo. I bought a 12 speed Shimano Deore M6100 SGS. Also got a new shifter to replace the stock Sram one. Been trying to set it up for ...
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35 views

Mountain bike Yazoo Fsv 3.6n front derailleur shifter is not shifting under the 2nd gear

My Yazoo FSV 3.6N MTB front derailleur is not shifting under the 2nd gear. When I try to shift down it doesn't go to 1st gear, it stays between 1st and 2nd. I'd leave a video here but I can't.
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5answers
7k views

How to choose a bike for a very tall and heavy person?

So I have wanted to ride a bike for a long time, I do strongman training, I am 6'6 (200cm) tall and kinda fluctuate between 440 - 480 pounds (200-220 kg) depending on what training I am on. We are ...
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2answers
88 views

Any Cranks/Bottom bracket that can replace syncros cranks/BB on a 2006 Santa Cruz superlight MTB?

My left syncros crank was recently backed into by a car. The cranks are 175 mm. The bottom bracket is also syncros brand, threaded, and the size is 68 x 110mm. I have a syncros triple chainring, 5 ...
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1answer
65 views

Warranty nukeproof mega elite 290 carbon M

Does anyone have any info on what the warranty would be for all parts on my carbon nukeproof mega have (bought from chain reaction cycles)? Thanks!
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2answers
100 views

Is it normal for a rotor to move when brakes applied (hydraulic)?

I noticed a movement of braking disc when pressing rear brake and watching on rotor. It was moving about half millimeter. Is it normal for rotor to move minimally?
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0answers
53 views

2nd gear ghost shifts to 1st gear

Initially my bike had a problem with the rear derailleur being able to shift into the spokes. The mechanic said the limit screws needed adjusting. But am still having ghost shifting into first when in ...
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2answers
47 views

Fitting ebike kit, changing rim diameter?

I have a 27.5 inch mountain bike, am wondering if I bought a 26 inch ebike kit would it work with the disc brakes because of the size difference? It's for the rear wheel.
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1answer
58 views

MTB shifts into spokes

When you shift into the lowest gear at the back it seems to shift but I noticed you can press the shifter one more time which makes the jockey wheel go beyond the back of the cassette. What is the ...
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2answers
142 views

How can I remove my stuck freewheel?

I have been trying for days to remove my freewheel using a freewheel tool. I have been using an adjustable spanner for now but it still is not moving. Am I not strong enough? Or is there another trick ...
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1answer
75 views

Are the HG-50 and the HG-81 Shimano cassettes interchangeable?

I run two different eMTBs - a hardtail KTM Macina Action (2014), and a full-sus Scott E-Genius 730 (2017). In rear cassette terms, the bikes were supplied with a Shimano HG-50 and a Shimano HG-81 ...
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2answers
80 views

Gary fisher Marlin serial # WTU087C2290C

What’s the age of the bike? Can I use either a schraeder valve or presta valve tube for the wheels?
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0answers
60 views

HELP Identifying a vintage MTB frame

I only have three clues: "3.0 Aluminum" on the top tube Serial Number on the frame itself "Designed in the USA" flag decal Can anyone help me identify this vintage MTB frame?
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1answer
131 views

Installation issues using new Shimano EP8 motor and cycling computer and Di2

I am busy building an ebike with Shimano components, but I would like to know how to connect all of these components. I have gone through quite a lot of manuals on the Shimano website and e-tube ...
4
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1answer
59 views

M8000 lever blade fit a m785 lever?

I bent my lever blade on a m785 lever and was wondering if a m8000 lever blade would fit as I can find one of them but not a m785 lever blade. The reason im asking is because the m785 blade says "...
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2answers
120 views

Question/Help- Pedals snapping into place while pedalling hard

I bought a Scott Aspect 980 recently and it was working fine for the first 10km but after that, I had this one problem, where if I pedal really hard (up a mountain or just fast in general, when ...
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2answers
136 views

chain slack with 2x setups with large rear cassettes

I would like to upgrade the transmission of my bike and was thinking to a 2x setup (36/26) with a 9/46 rear cassette, with the latest SLX. There was some contradictory info the cassette manufacturer, ...
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0answers
118 views

where to buy the locking pins called t-bolts for installing solid airless bike tires? [closed]

The solid airless bike tires come with predrilled holes to insert locking pins [t-bolts] so the tire will stick to the rim of the wheel. Good quality manufactures sell their tires with these plastic ...
4
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2answers
133 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 ...
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1answer
72 views

Tire and size recommendation [duplicate]

I'm resurrecting my 1995 Mongoose IBOC Zero G bike after several years in storage. I need to replace the tires and tubes. I will be riding almost exclusively on paved or groomed trails so I don't ...

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