Mavic UST explained

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UST Tubeless

SO WHAT IS UST TUBELESS?

BETTER EFFICIENCY

It is possible to optimize the efficiency and grip by adjusting the tire pressure according to the type of terrain or the style of rider, with less risk of flats, even at low tire pressure.
Therefore, on a dry, rolling terrain, it is better to increase the pressure to reduce friction between the tire and ground for greater efficiency.
However, on loose or soft terrain, it is better to ride with low pressure to increase the area of contact between the tire and ground, which enhances grip and comfort. It’s your choice!

LESS FLATS

The absence of a tube and rim tape reduces the risk of punctures, especially those caused by shocks, snake bites or deteriorated rim tape.

MORE LIGHTWEIGHT

The weight of a Tubeless UST wheel and Tubeless UST tire is less than that of the traditional wheel + rim tape + tube + tire unit.
The seal of a UST Tubeless rim is assured by the SUP welding process on the rim joint and by:
- the Fore drilling technology, which does not pierce the inside of the rim,
or
- the UST rim tape with its specific rim profile.
Mavic® has developed a tubeless valve that fits directly in the rim. It is sealed with an O-ring and rubber base. The tires are easily mounted without any tools. The inner profile of the UST Tubeless rim has a central groove that receives the tire beads when mounting.
UST Tubeless tires only use tires that have the UST Tubelesslogo.
The UST Tubeless wheels are designed to be used with the UST Tubeless tires. This will ensure maximum performance. If you wish, it is also possible to use standard inner tubes and tires (without rim tape)
1
INFLATING
When inflating, the beads are pressed against the sidewall of the groove of the rim, which ensures the “primary” airtight seal
2 LOCKING
As inflation continues, the beads climb up and along the sidewalls of the groove to lock into place behind the raised ridges. This ensures a perfect seal and excellent tire stability.

PUNCTURES

If perforated (thorn, glass, nail, etc), the puncture is often slow and not instantaneous, which often allows you the possibility of continuing your ride. The repair can be made simply with a repair patch inside the tire, an anti-puncture spray or even by inserting a traditional tube. The tire manufacturers that offer Tubeless UST compatible products are the following : Continental Geax, Hutchinson, IRC, Kenda, Maxxis, Michelin, Nokian, Panaracer, Schwalbe, Scott USA, Specialized, Ritchey, Tioga, and WTB

Bontrager Tubeless Ready

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What is Tubeless Ready?

Quick Facts:

Lightweight tires with a tubeless bead
100 grams lighter per tire then standard tubeless
50 grams lighter per tire then standard tire and tube combination
System integrates tire and sealant
Operates at low pressure for better traction

Information:

Tubeless Ready (TR) technology is the latest innovation from Keith Bontrager’s garage. Designed to improve upon existing tubeless systems, Tubeless Ready tires offer a secure bead to rim interface like standard tubeless tires, but are 100 grams lighter per tire. They work in conjunction with sealant to provide a lightweight seal and flat protection that significantly improves performance.

Read more

DirtRag’s Rimstrips Review

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Dirt Rag Magazine (a great mountain bike magazine btw) did an article a while back reviewing the different options in rimstrips. Plastic rimstrips are pretty essential to some tubeless setups, so it was a great read that shows what options are available.

Mavic plans its own Road Tubeless wheelset

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After posting about the Shimano/Hutchinson wheelset, I came across Mavic’s work on a new road tubeless wheelset. I’ve heard that some riders rode these on this year’s Tour de France.

Bicycling.com’s article on the Mavic tubeless wheelset.

Tubeless comes Standard on Mongoose Canaan Team

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It’s about time we start seeing more tubeless options on bikes sold by the major bike manufacturers. Well Pacific Cycle has outfitted their high-end Mongoose Canaan Team with weight-weenie Stan’s NoTubes ZTR Olympic Disc rims on Ringle Dirt Flea hubs. Hotness.Mongoose Canaan Team with NoTubes ZTR tubeless rims

Read more here: Mongoose Canaan Elite/Team review at Bicycling.com

Stans announces Road Tubeless Conversion Kit at Interbike

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At Interbike 2007, Stan’s introduces a tubeless conversion kit for clincher wheelsets. Basically it is the same setup as with his mountain bike tubeless conversion kit. Run a tubeless valve stem, 60 ml of Stan’s sealant, and Hutchinson’s new Fusion 2 Road Tubeless clincher on a solid rim wall wheel like the Mavic Kysrium or Fulcrum wheelsets. Some wheelset will require Stan’s sealing tape. Stan says the key is the new non-stretching carbon fiber bead in the Fusion 2 tire. He cites better air retention and near-instant sealing repair as the main benefits. Reported by Cyclingnews.com

Keith Bontrager testifies for riding Tubeless

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I just found this surfing around and thought it was pretty amazing. Keith Bontrager, one of the most significant people to the mountain biking sport and industry, recently rode in the multi-stage endurance mtb race, TransScotland 2007. He gives his straight up look at everything related to the race, the food, and of course his equipment. You really need to read what he says about why he rides tubeless. It makes a lot of sense.

KB’s testimony on cyclingnews.com

Road Tubeless: A look at Shimano Dura-Ace / Hutchinson combo

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Outside magazine has an online feature about the new Shimano Dura-Ace wheelset that can run Hutchinson’s new tubeless tire, the Fusion 2 Road Tubeless.Shimano Dura-Ace wheelset with Hutchinson Fusion 2 Road Tubeless tires

It sounds really good:

As expected, things were noticeably smoother. Cornering was also more stable than I’m used to, since the lower pressure leaves more tire in contact with the road. I would love to have had a power meter to see if the rolling resistance was really comparable to my normal setup. But in purely subjective terms, I didn’t feel like I was working any harder. The wheels wind up quickly, hold their speed, and are race-day stiff, while the tires offer noticeable handling improvements.

At a claimed weight of 1,560 grams per pair, the 7801’s are about 100 grams heavier than comparable standard wheels. But you more than make up for that by leaving the pump and spare tubes at home. The tires weigh about the same as a standard tire and tube combined, so weight there isn’t a concern. The Fast Air cans are a necessity, though. Without them, the tires lose air in a matter of hours. But with them, you won’t even have to think about your tires.

Read the rest of the article.

Ways to go tubeless: A Roadmap

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The tubeless industry has literally exploded since Mavic’s introduction of the UST rim in 1999. Conversions, sealants, UST-specific rims and wheelsets have given the tubeless rider more options than ever. With so many choices, here’s a brief summary of what’s available.

Tubeless specific wheelsets and wheelgoods

Mavic CrossMax SLR WheelsetUST wheelsets – Mavic’s Universal Standard for Tubeless (UST) design in their CrossMax, CrossTrail, CrossLand, and DeeMax wheelsets is probably one of the easiest ways to go tubeless. It’s as simple as buying a new set of wheels. Tubeless use requires UST specific tires which are generally heavier than tubed tires. Thicker sidewalls and a strong bead allow these tires to be ridden without any sealant. Using tubed tires on these wheels can be done by putting in a tube or a conversion kit.

UST compatible rims – Mavic and several other rim manufacturers produce UST rims giving you the choice of going tubeless with your next wheel build. Like the above UST wheelsets these require UST tires.

Conversion Kits

DT Swiss Tubeless Conversion Kit

DT Swiss tubeless conversion kit – allows you to convert a DT Swiss rim into a UST compatible rim. It requires the use of a sealant and a specialized rim strip.

Bontrager’s Tubeless Ready – Keith Bontrager’s at it again, bringing tubeless to the masses with Tubeless Ready line of products. This is a conversion kit with specialized rim strip and Super Juice tire sealant. The key difference is that Tubeless Ready wheels are designed with thinner sidewalls to save weight but requires the use of the Super Juice sealant.

Stan’s NoTubes Tubeless Conversion Kit

Stan’s NoTubes – Stan’s conversion kits give riders a possibly inexpensive way to go tubeless by letting them use their existing wheels and tires. If the

wheels and tires are compatible. Fortunately, Stans is compatible with the widest set of rims and tire manufacturers. They have several models of rimstrips for a variety of rim designs including XC, Freeride, Downhill, and 29′er. Stan’s can use standard tires with sealant. Stan also seems to be a weight weenie at heart with many weight saving rim, rimstrip and tire options.

Ghetto tubeless – A homemade tubeless conversion kit made of sacrificed BMX tubes and modeling latex for sealant. One of the cheapest ways to go tubeless but no manufacturer to complain to or get support from if things go wrong.

Have something to add or did we miss something? Join the discussion

Fight Breast Cancer, Win a bike the ladies will love

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Ladies love hot bikes. Ladies love pink. So a pink bike is good for anyone. This year’s Speedgoat Bicycle raffle features a decked out custom pink ride with tons of custom colored parts. All proceeds go to the Breast Cancer Fund. Each ticket is $10, so buy your chance today.

Speedgoat Raffle 2007 Custom Pink bike

This year’s bike features a custom XC frame from BMC, Fox’s 32 Float 100RLC fork and rear shock, pink Chris King hubs, and a SRAM X.0 drivetrain. Other parts were donated by Hope, Oury, Thomson, RaceFace, and Velocity. All in all it will be a incredibly sweet ride for anyone. Just don’t forget to convert those Velocity rims to tubeless. ;) I only wish the color was closer to the CK hubs rather than Pepto Bismol.

Would you ride it if you won it?


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