r/MTB • • 16h ago

Video Race line comparison from GoPro footage

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170 Upvotes

I’ve been working on a side project to generate race lines and calculate time gaps from POV footage. Right now it’s some extra information for fans of the World Cup but I think it could be useful for amateur racers.

I currently use this with my GoPro practice runs to figure out which line is fastest for downhill events and help visualize and lock in my line the night before enduro.


r/MTB • • 17h ago

Video Season’s greetings from New England

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113 Upvotes

r/MTB • • 8h ago

Discussion Which Off-Bike Strength Exercise Has Actually Helped Your MTB Riding?

18 Upvotes

I'm curious about the strength work that makes a noticeable difference on the bike, rather than just making the gym numbers go up.

Single-leg work, hip hinges, core training, grip strength — all of them seem useful on paper, but I'd love to hear what riders have actually noticed on steep climbs, technical descents, or longer days on the trail.

For those with a home gym, what exercises do you keep in your routine?

And is there anything you tried that looked useful but didn't really carry over to riding?


r/MTB • • 3h ago

Brakes Can I use alcohol to clean brakes?

5 Upvotes

r/MTB • • 21h ago

Video Ate a bug mid turn, it went down smooth... so I kept riding. 😅

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51 Upvotes

At Knoxville, TN Urban wilderness bike park, I was going down one of the blue flow lines. Sucked a bug into my mouth and it just went down the pipe. (Turn 6 in the vid).

FYI. They are doing their Fall Fest celebration November 6 and 7. Should be lots of cool MTB stuff.

https://fallfest.ambcknox.org/


r/MTB • • 3h ago

Gear Looking for size 13(uk)flat shoe recommendations

0 Upvotes

As title says looking for recommendations for some mtb flat shoes but struggling to find any in size 13 that are in stock to try on. Any brands got a fairly wide fit that I should be looking at? Cheers


r/MTB • • 14h ago

Discussion Learning bar turn but became dead sailor?

6 Upvotes

I'm practicing bar turn for the first time and I just can not pull the bar back after the turn, resulting in a pretty standard dead sailor and almost crush. I though I am pretty comfortable on the air before this. Anyone have any advise on how to practice it properly?

Also I noticed my brain and my body are fighting against each other, like I want to do a left bar turn before jump, but in actual I got a right bar turn somehow.


r/MTB • • 1d ago

Discussion Sorry, and update

51 Upvotes

Hey, so i made a post about being overweight having small ass legs and a long torso and being 5 11 (labeled Overweight?), i got embarassed and deleted it but their was a ton of useful information from everyone and i just want everyone to know I really appreciated it, I bought a Marin Bolinas Ridge 2 (Large & 29Inch) and Its been awesome. Since i hadn't ridden in so long even after 10 minutes i was sweating like crazy, my heart was racing and i couldnt breath, but after a week ive made so much progress and its fun af, and all I have to say is anyone who rides bikes (commutes, sport, professional) legit deserves so much more praise as it does take a lot of skill and endurance. Thx everyone😅


r/MTB • • 12h ago

Discussion Mondraker Anark

3 Upvotes

General thoughts and opinions on mondraker bikes? Their durability/warranty? I’m looking at the anark and would put a dual crown on it and have it replace my current DH bike as a more nimble park bike. I’m also curious if anyone knows whether the zendit or summum rear triangle is compatible, it would be sick to hook up the summum adjustable dropouts.


r/MTB • • 7h ago

Discussion Looped out a manual & snapped my ankle (feet stuck to flats).

1 Upvotes

Hey guys. I'm a relatively novice rider and recently started pushing to hold my manuals longer. I had a bad habit of panic-grabbing the rear brake, so I decided to try one without covering the brake on a slight asphalt downhill, going pretty slow (maybe 5-10 km/h).
I was super fatigued and had massive brain lag. I leaned back, blew right past the balance point, and looped out. Since my finger was off the brake, the front end stayed up, and my brain just forgot to bail.
Instead of stepping off, my Shimano GF400 shoes stayed glued to my XT flat pedals. The bike washed out hard to the right, taking my planted right foot with it. Heard a loud SNAP and my ankle just twisted completely out of place.
I was stuck on the ground. A bystander tried to help me up but accidentally moved my broken ankle in the process (ouch). Got an ambulance straight to the hospital.
Just had surgery and got plates installed. Doc says if I nail my PT, I'll be 100% after the hardware comes out next year. Lying in bed has given me too much time to think, so I’d love some input from this community:
1. Anyone had this exact crash? (Rotational ankle break because your foot wouldn't unglue from flats). How was your physical and mental return to riding?
2. Ankle armor: For when I return, any specific braces (like Space Brace) or stiff high-top shoes you swear by to prevent twisting?
3. Overall protection: This was a huge wake-up call. What's your go-to, top-tier armor for knees/shins, chest/back, and elbows?
Thanks guys. Ride safe.


r/MTB • • 23h ago

Gear Armor for the undercarriage?

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ansgear.com
14 Upvotes

Anybody wear anything like these on rough trails? I got a hip-bruise the size of a toy poodle the other day and this has some appeal to me...


r/MTB • • 4h ago

Wheels and Tires Which tire for rainy days

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0 Upvotes

r/MTB • • 16h ago

Brakes New brakes

3 Upvotes

Hi there

I’ve been using Shimano xt brakes for 5 years now . And I like them .

The power is nice , easy to service and adjust , power is excellent .

BUT I want to try something new because rhe only gripe I have with these , the bite point . There are 3 settings off.

Nothing , a tiny bit and full on anchor .

For my new brakes I want gradually modulation . And I don’t mess around with dot, and it shouldn’t be crazy expensive .

Any suggestions ?


r/MTB • • 19h ago

Discussion Lula Lake 5 Points 50

5 Upvotes

Just wanted to give some major credit to this race and its organizers! Was a fantastic event - super fun course, well marked, great volunteers and aid stations, camping in the gorgeous Lula Lake Land Trust, absolutely delicious free food all weekend, and free beer post race. Was a great family friendly environment. I really can’t say enough good things. It was hard AF but I think that’s on me 🙃


r/MTB • • 1h ago

Discussion Design Engineer student looking into problems with MTB bikes for redesign ideas.

• Upvotes

Hello

I am currently a Design Engineer student going into my 3rd year and have been tasked with looking into redesign ideas and currently trying to brainstorm ideas to come up with.

Is there any products or specific parts of bikes that could be improved on a universal level, I'm currently looking into a bike frame with external opening ports for brake fluid lines ensuring maintenance easier but unsure if its sufficient enough to base a project on. Any ideas on what specifically could benefit this idea, or alternatively completely new ideas that would be better.

I've linked a Google form below, if anyone could make the time to fill it out it would be massively appreciated https://forms.gle/SSWcDADyfbPRkXQ5A

If not any ideas you do have could be put in the feed of this chat that would also be a huge help.

Thank you :)


r/MTB • • 22h ago

Discussion Best freeride and tech trails in pheonix?

4 Upvotes

Im planning an arizona trip this winter, and I will be in the pheonix area for about a week. Im wondering what the local shredders ride out there and if there are any cool secret spots I could try.

Thanks!


r/MTB • • 14h ago

Discussion Is the marzocchi super Z same as the bomber Z with 38mm stanchions?

1 Upvotes

I was thinking about buying a Marzocchi super z but then I saw there was a bomber z with 38mm stanchions, could I just buy bomber z and switch the super z 190mm air spring inside that fork?


r/MTB • • 18h ago

Brakes Brake pad recommendations

2 Upvotes

Looking for brake pad recommendations for SRAM Code Ultimate brakes. I’ve been using the green Galfer pads and they are great, but I just eat through them. I realize I’m asking to have my cake and eat it too, but is there anything out there with close to the same stopping power but longer lasting? I’m a heavy rider at 200#, so I’m prepared to accept that this is just my lot in life.


r/MTB • • 1d ago

Wheels and Tires Recommendations for MTB slick tyres

4 Upvotes

Hi all,

I have been recommended into looking at purchasing slick tyres for my mtb. If anyone has any strong recommendations I am all ears please. Looking to use on road only want the best performance possible. Looking at this option as I cant afford a whole new set up. Cheers


r/MTB • • 1d ago

Discussion First Trail Day on Full Suspension Bike

25 Upvotes

Wanted to just share my experience with my first full suspension trail experience!

I just took delivery of my stumpjumper 15 evo comp alloy and took it out on the trails a few hours ago. I’m in Austin so I go to the Walnut Creek trails and I took it down a trail called “Severe Consequences” which is a hard blue/ easy black trail. The bike handled the trail with ease whereas taking it on my rockhopper previously I felt like I was going to die. I had so much confidence on the downhill sections and felt that the bike actually climbed surprisingly well and sometimes felt even better going up hill than my hardtail did given that it didn’t lose traction in the rear. It is also my first bike with tubeless tires which make the bike grip noticeably so much better. The FOX Genie rear shock truly is amazing. Absolutely satisfied with the purchase and would highly recommend the bike.


r/MTB • • 23h ago

WhichBike Maxx Jinxx experiences?

3 Upvotes

I'm looking at buying a new All Mountain bike for tall people and got hopelessly caught up in the process. Now I suddenly run into a German manufacturer called Maxx. It seems to be exactly what I'm looking for and highly customizable but I can not, however find any reviews and apparently not a word on Reddit about the brand or the Jinxx in particular. Does anybody have any direct or indirect experiences with the brand or even the type?

I'm looking at a non-XC because of the forward position and my back not willing to comply anymore. Low reach and stack have always plagued me on any bike for that matter. I love the lightness of XC's but I might not have that much of a problem with the 2 kg extra compared to my former Merida OneTwenty considering weighing over 90 kg.


r/MTB • • 1d ago

Video I. AM. SPEED. (or maybe not ha)

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142 Upvotes

r/MTB • • 1d ago

Discussion CE2 Body Armour

2 Upvotes

Picked up my new to me DH bike on the weekend, already loving it and already getting into way sketchier sections than before.

Thinking it might be time to upgrade my armour to CE2, strongly prefer jacket style. 110-115kg and 183cm. Needs to be somewhat breathable but that's not the priority. Rib/kidney protection would be nice but not critical. Shoulder protection is.

Looking at Leatt 3DF Airfit Evo vs POC Oseus VPD vs TLD Stage Ghost. I like the Alpinestars but can't get it easily in Australia.

Thoughts on the above? Current armour is Leatt, it's comfortable enough but I have POC helmets and now the TLD has grabbed my interest, it's also marginally cheaper.


r/MTB • • 1d ago

Discussion Whats the point about Chris King

31 Upvotes

Never installed one so far. Could someone explain the hype and why everybody gonna like wow he has a CK headset?


r/MTB • • 23h ago

WhichBike Buscando una trail 29”

0 Upvotes

Buenas a todos quiero volver a montar en bici hace mucho que no monto en bicicleta y quiero volver con algo nuevo. La última vez que monté en bici fue hace un par de años con una XC de solo una suspensión y de unos 300€ quiero buscar algo por menos de 1000€ de segunda mano. Estoy buscando una doble suspensión que suba y baje bien y que sea calidad. Sé que es difícil por 1000€ pero he estado mirando y hay muchas opciones sobre los 1000€.