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are carbon rims worth it?

beside the obvious coolness factor ( and i admit, they do look pretty awesome), are carbon rims worth it?

they aren't really any lighter than a nice aluminum rim. and the price of a pair of rims easily equal one nice non-carbon wheelset. i guess another advantage is most carbon rims are tubular, but i don't see any other positives. are they stiffer? am i missing something?

how long do these rims last from brake wear? i can see from racing/riding CX in muddy weather, that the grit likely would wear them out quicker than road racing.
 

ire

Turbo Monkey
Aug 6, 2007
6,196
4
i can see from racing/riding CX in muddy weather, that the grit likely would wear them out quicker than road racing.
I think most cross racers break the rim before they wear through it. IMO if you ride alone a lot they can be worth it. You will get a slight aerodynamic advantage. I would not buy a tubular set though. Too much hassle for regular road riding.
 

James

Carbon Porn Star
Sep 11, 2001
3,559
0
Danbury, CT
I think most cross racers break the rim before they wear through it. IMO if you ride alone a lot they can be worth it. You will get a slight aerodynamic advantage. I would not buy a tubular set though. Too much hassle for regular road riding.
Dude are you kidding? Half of the appeal of carbon rims is getting them in tubular. They're a lot lighter, and a lot cheaper than carbon clinchers. Especially if the clinchers use an alloy rim, then it's like "why bother?"

Plus, (I think) they (tubulars) ride a lot better...

If the carbon rim isn't lighter than an alloy rim, it will also be: stronger, stiffer, more aerodynamic, etc.
 

ire

Turbo Monkey
Aug 6, 2007
6,196
4
Dude are you kidding?
No....I'm not kidding. For cross tubulars offer a huge advantage but for general road riding they don't. They do offer a lot of hassle though, and for general road riding I would go with a carbon clincher (like the Reynolds wheels). I would never buy a carbon wheel that had an aluminum rim though...I think its cheesy. All in who you ask I guess.
 

James

Carbon Porn Star
Sep 11, 2001
3,559
0
Danbury, CT
No....I'm not kidding. For cross tubulars offer a huge advantage but for general road riding they don't. They do offer a lot of hassle though, and for general road riding I would go with a carbon clincher (like the Reynolds wheels). I would never buy a carbon wheel that had an aluminum rim though...I think its cheesy. All in who you ask I guess.
Not a huge advantage, well, besides weight, but the ride is better I feel.
Also, Reynolds carbon clinchers brake like sh1t.

I would give those new Eastons a go though...
 

James

Carbon Porn Star
Sep 11, 2001
3,559
0
Danbury, CT
I have seen some good prices on Easton too. However the tubeless Dura Ace could be something too?
I like Easton wheels.
I also have a set of the 7850SL Dura Ace wheels, haven't run them tubeless yet though, but man, those are probably my favorite set of wheels right now. Just great all-around wheels.
The RS-80s are pretty nice too, great rims, Ultegra-level hubs...
 

moff_quigley

Why don't you have a seat over there?
Jan 27, 2005
4,402
2
Poseurville
There's some Pro-Lite Gavias that use Gigantex full carbon 38mm clinchers on ebay that I'm keeping an eye on. Any thoughts on those?
 

James

Carbon Porn Star
Sep 11, 2001
3,559
0
Danbury, CT
There's some Pro-Lite Gavias that use Gigantex full carbon 38mm clinchers on ebay that I'm keeping an eye on. Any thoughts on those?
Many, many, many wheelsets use that rim. My Coles use a Gigantex rim too I think.
Good rims, I can't speak for the hubs, but the rims are usually pretty good. Do they have that weird dropped brake track?
 

loco-gringo

Crusading Clamp Monkey
Sep 27, 2006
8,887
14
Deep in the heart of TEXAS
I like my Cole 38s pretty well. My 04 404s are pretty flexy. I like the looks of the EC90SL carbon clinchers. I wish they would ship them so I could sell them. I want to try 303 clinchers. My roads are sh*tty here, so tubulars are a worry. I do like the ride of high quality road tubulars. If you can't feel the benefit, you wouldn't appreciate anything on the road.

I did ride some Roval Rapide SL 45 clinchers with an alloy brake track and liked them well. Another full carbon clincher to give a look is the Veulta C50 Carbon Pro. Decent quality and weight for $1200 or less right now.

With deep section wheels, when they are wound up, they are way faster. And I mean, way faster. The benefit to tubular is really the weight and the significant acceleration. That's what I find.
 

oldfart

Turbo Monkey
Jul 5, 2001
1,206
24
North Van
do you use sealant with cross/road tubeless much like a mtb? if and when i build a cross bike im leaning towards tubeless since ive had such good luck with my xc ride.

For cross tubeless you must use a sealant as there are no full tubeless cross tires yet. They are tubeless ready which means a tubeless bead, but a standard casing. Tubeless road has a rubber lining so no sealant is required, but a little is OK as it will seal most punctures.