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Offline Bradley

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Re: Tubeless
« Reply #15 on: October 03, 2008, 06:55:13 PM »
well i've proven that it works on dh. road gaps and all...

have you even used tubeless? i've used both and yes, tubeless is a bit more messy and figity it is easy enough to set up and you don't flat...
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Offline Scott

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Re: Tubeless
« Reply #16 on: October 03, 2008, 06:56:11 PM »
pffft you dont go below 19psi with tubes? myself and mike ran 15psi max all last season, after state champs both of mikes tyres were 11psi with tubes

and not one flat!

Offline Bradley

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Re: Tubeless
« Reply #17 on: October 03, 2008, 07:00:27 PM »
sounds like mikes got a stalker :-\
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Offline Scott

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Re: Tubeless
« Reply #18 on: October 03, 2008, 07:10:08 PM »
sounds like me and mike work on each others bikes and ride most weekends together :/

tubeless is a bit iffy for me, alot of effort for very little gain

by the time youve got the slightly heavier ust rim, sealant, rim strips, vavles, and tyres its going to be a similar weight to a tubed setup and considering i havent had a flat in 2 seasons im quite happy with my tubes
« Last Edit: October 03, 2008, 07:12:32 PM by Scott »

Offline russthedog

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Re: Tubeless
« Reply #19 on: October 03, 2008, 08:01:40 PM »
im slowly converting to all my bikes to tubeless and my DH bike has been tubeless front and back for a while now. i run the proper set up though, no latex or rim strips - UST rims and UST tubes, nothing else.

weigh is a tiny bit less with the same tyres.

have not had a single puncture yet, and i used to get heaps. on two occassions i have "burped" air where the bead comes off the rim and a lot of air comes out at once. this means instant flat tyre, but all you need to do is pump the tyre back up with a hand pump and youre away. its pretty hard to do as well, you have to fairly smash your wheel, and its usually done in a crash.

biggest advantage ive found is in two things:
1. Grip. I run higher pressures than I did with tubes but the tyre is more supple and as a result stick to the ground much better. it is VERY noticeable.
2. Acceleration. As the tyre is directly connected to the rim the tyre doesnt slip on the rim, like it does on a tubed wheel. this may sound like nothing but when you first pedal youre bike after the change over, you will notice a huge difference. On my HT, i felt like i was going to lift the front wheel, the increased acceleration was that great. it really is amazing. only on the rear though of course.


overall i highly recommend it, its a little more expensive but the performance is awesome. sorry but i cant really comment on stans/rim tape systems. from what ive heard they have the same performance benefits but a re a little heavier and a little more fiddly and messy to install.

do it man, you wont regret it.

Offline Doug

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Re: Tubeless
« Reply #20 on: October 04, 2008, 11:32:13 AM »
yeah I think I'll move over to UST tyres eventually, saves a lot of fidgeting. If it doesn't work out I can just run tubes in them anyway. The whole latex thing is too kinky for me.

Offline mike

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Re: Tubeless
« Reply #21 on: October 05, 2008, 09:41:17 PM »
sounds like mikes got a stalker :-\

IS IT YOU  ;D  :o  ;D  :D  ;D

Scott's abit off about me, I have run as low as 8psi front and rear with minions, never pinch flatting.  But that was using DH tubes.

I thought tubeless was cool, until I realised it's the same weight, but can do things like burp out your precious air.  Where as tubes.. I never seem to puncture or pinch flat, and they dont burp  8)
 

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Re: Tubeless
« Reply #22 on: October 06, 2008, 05:23:57 PM »
I've never had a pinch flat either. Yet am curious about the burping tires. Will have to try them on the I drive one day. Can you run any kind of tire with tubeless?

Offline Doug

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Re: Tubeless
« Reply #23 on: October 06, 2008, 05:46:55 PM »
There's a guide on Farkin to DIY tubeless. You can run any tyre provided you use a sealant.

dissa

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Re: Tubeless
« Reply #24 on: October 06, 2008, 07:55:23 PM »
See that the only thing that kept me from going that way. Having to go the whole hog and spend a whole lot more money than just getting a tube and pumping it up.

Offline rainman

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Re: Tubeless
« Reply #25 on: October 06, 2008, 09:09:39 PM »
My bike came with UST rims and I have been running tubeless for a year or so and until recently have had no problems. My problem eventually came from me running a really light tyre with latex inside and it failed when I gashed the side wall. I stopped, put in a tube and it was OK for the ride, only a small gash so tube stayed in..

I had a burping issue when I let my tyres down to say 15psi ish and lost a bit, then it burped on some really rocky bits about 6 more times before eventually losing all pressure. If I had my pump I could have simply pumped it up and continued. This was on a Kenda Nevegal 2.35 flexible bead tyre, on the front, not the best choice for tubeless. All the wire bead maxxis tyres I have used have worked great, no problems at all from that point of veiw.

IMO somethink like a dual ply wire bead minion would be great with latex in it. You may need to pump them up a bit after a week or so but they never deflate in the short term or pinch, just get cuts.

I use stans no tubes sealant, about 60ml per tyre. It can be messy and a bit of a chore when you want to play about with tyres. Dont try to inflate at home, go straight to the service station to seat the beads, easy. I have never used a proper tubeless tyre before, got my first one from Russ the other day.

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Re: Tubeless
« Reply #26 on: October 07, 2008, 07:02:20 AM »
I can see the benifits of both.

I like the simplicity of just changing a spare tube.
Takes about 3 minutes.
How long does it take to fix a tubless on the trail? ;D
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They should make derailleur hangers in the shape of a bottle opener, everyone would carry a spare.

Offline Bradley

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Re: Tubeless
« Reply #27 on: October 07, 2008, 07:32:10 AM »
about minutes...you put a tube in


then when you get home you can patch a tyre from the inside like you would patch a tube
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Offline Bradley

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Re: Tubeless
« Reply #28 on: October 07, 2008, 04:16:32 PM »
i was just crusin past the lbs with a 10'er in me pocket and decided to go tubeless on the rear tyre again... so i grabbed a 20" tube and cut it up into a rim strip, put the tyre on and in goes some sealant and sharp burst of air from the good ole' air compresser and now it's tubeless. i've still got a couple of leaks from my shotty cutting but that should fix itself.

oh and by the way, at nannup i had my minions at 9psi front(tubeless) and 11psi rear(tubed) flat as bro!
Mountain Cycle: It's basically a bomb shelter with wheels, nothing short of a Chuck Norris round house kick can stop it.                                                     Or move it...

Offline Housey

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Re: Tubeless
« Reply #29 on: October 07, 2008, 05:01:26 PM »

oh and by the way, at nannup i had my minions at 9psi front(tubeless) and 11psi rear(tubed) flat as bro!

thats as flat as your chest on the rock's......

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