Kissena Forum Archive

Bicycle Tech/Gear Discussion Thread

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Oh yeah....
http://velonews.competitor.com/2015/04/bikes-and-tech/sky-to-ride-pinarello-with-suspension-for-cobblestones_365336
Pinarello, blah blah blah...

Here's a photo from 1997 and by then it had been used multiple times....

Ruby? Right? #I'mOld
the rear end of LeMond's full-suspension bike

Ruby SL !!  please don't forget the "super light" distinction.  I'm surprised that there has not been a single sided front shock with short travel & a lockout available for Flanders and Roubaix.  I suspect in 2 years we will see full suspension with disc brakes at some road races.  How about instead of suspension...an on board tire pressure manipulator...there has got to be a way...just enlarge the hubs, in bed an air compressor and run a hose up a spoke to the valve...make it electronic with psi readouts going to your head unit and a small toggle swirch to adjust pressure...easy really.
http://www.bikehugger.com/post/view/rock-shox-paris-roubaix-sl-twenty-years-later
Trek did it about ten years ago  
Didn't the fork of one of those treks crack on George Hincapie?
Yes...and that fork had a....gulp....aluminum steerer
That Trek looks like it has the foot of an old man's cane in the frame.
All of those Trek's were sold on  Ebay to finance a systemic doping program...there I said it !
Walking in cleats just got a lot easier. Kind of feels like mtb shoes.

Speedplay Aero Walkable cleats + DMT Libra with Speedplay specific sole.




Designing carbon rims to withstand the stones of Roubaix.
first of a three-parter
http://silca.cc/blogs/news/17998268-road-to-roubaix-part-1
Positive press on Stages long term
http://www.bikeradar.com/road/gear/article/stages-vs-vector-s-long-term-power-meter-test-43681/
Fellas,

I'm after some power meter advice.

I am torn between three choices, but am wise to the idea that I am not seeing all my options clearly so would be open to additional suggestions.

My criteria, in order, are:

1) Reliability (both in terms of ride-to-ride accuracy and long-term resiliency);
2) Swap-ability (mindful that I see a TT rig in my future, I want something I can easily port between bikes);
3) Cost. (I want to spend around $1K, but would push that up a little (though not to SRM levels)).

My thinking so far has been centered on:

1) Quarq.  I had a Cinqo Saturn for a couple of years, but then it went kaput.  I actually have my old one at Quarq now, and they have offered to swap it out for a brand-new RIKEN for $700 or ELSA for $900 (chain-rings not included).  I love their customer service and for the most part the product worked great; but I have concerns about their overall reliability and obviously they aren't that portable. 

2) Stages.  Never used one but I have heard lots of good things (and I think Rick's artcile above supports that).  Plus, it appears to be a very portable solution (though I don't know of anyone that actually swaps theirs out regularly).

3) Garmin Vector.  I know less about the Vector but most tests seem to be positive and I like how easy (it would appear) it is to swap out.   I am not so keen on having to switch away from Speedplay pedals, though.

So that's it.  Throwing it out there to see what the wise people of Kissena have to say.
if moving it from bike to bike is a true goal then power tap is the only real solution.

That said, stages is a sponsor. 25% discount for most of us, which prices the Ultegra cranks at $600 (for Kissena) -- buy 2 for $1200 and never need to replace or move a thing.
Do what I did Cliffy, upgrade to the Riken on your road bike and get a Stages for the TT rig.
I bought a Garmin Vector system (I love it BTW) for the exact same reason Mark: I have several road bikes and will buy a new TT bike in the next few months.  I liked the idea of moving it between bikes and also was convinced I would have some freakish leg imbalances, making a one-side power meter ineffectual.  Turns out that a) even though it is REALLY easy to move between bikes, I still can't be fucked, so will race this weekend without it (it's on my training bike), and b) I actually have perfect 50/50 left/right power balance apparently.  This coupled with my total laziness means I am getting a Stages for my TT bike (which most likely will come with Shimano cranks) when it comes.  So...what I am trying to say is I second the second power meter route.
Ooh, watcha getting Adam? Canyon?

FWIW, if you're thinking about keeping it in the family, the Shiv TT is pretty fresh. I'm starting to come around on it. Giant Trinity is pretty fucking gross, but that didn't stop Margarite... of course he probably didn't pay for it.


Fuck yeah! This one to be precise: https://www.canyon.com/en/roadbikes/bike.html?b=3702

I would ducking love to keep my Spesh incest going and get a third bike, but I just cannot stump up $6,000 for the module ONLY.  Spesh are taking the piss.  

http://www.specialized.com/us/en/bikes/road/shiv-tt

The canyon, with everything (including lovely, lovely DA 9000, Di2), comes in at $6757 at today's exchange rate.  No brainer.

Always had a soft spot for the Giant.  Not because I like it, but because I got clubbed to death by Maragrite with one last Summer.  Kind of Stockholm syndrome...
yeah, he got us good
vlad said:
yeah, he got us good
Doesn't Margarite have like a 400watt threshold? He would spank you guys on a beach cruiser.

But to answer the original power meter question.

  • PowerTap wins hands down on "swapability" (your #2 priority)
  • Stages wins hands down on "cost" (your #3 priority)
  • And when it comes to "reliability," "ride-to-ride accuracy" (#1 priority), I think that you'll find when folks are testing other power meters, they often use the SRM and PowerTap as the reference standard. So there's that.
And not listed as an official priority, but mentioned elsewhere, "customer service," PowerTap is easily as good or better than any of the companies on that respect.

It doesn't seem to be on your radar, but if you evaluate your stated priorities, it's hard to ignore the PowerTap as an option, and honestly, probably your best option. Of course I went recently with the Stages because it was ridiculously more affordable, that I pretty much had to.


Power Tap will now and forever limit your wheel and tire options on race day.  Go with the Stages...one bolt removal...then you can swap any wheels you want.  I don't want to use my Vittoria Open Corsa's on my rollers or windtrainer.  This was the problem with Powertap when I owned one.  It was either buy two of them or swap tires out every other day.
yacks
Powertap crankset and pedal units will be on sale this year. Their crankset unit will be only $700 with the choice of different tooth gearing.
Recall from Trek.  Any bike sold between 1999 and 2015 with a front disc brake has a front QR recall.

3 injuries from the QR getting caught in the disc, and apparently one of them left someone paralyzed.

I have a Giant TCX with disc brakes and will be checking tonight when I get home to see if the QR comes anywhere near the disc - never even thought about it.  It came loose during one of my CX races last year.

http://www.trekbikes.com/us/en/support/safety_and_recalls/

http://money.cnn.com/2015/04/22/news/trek-bike-recall/
FACT: A pedal based system is the only swappable power meter on the market. If you want swapability, that is the only choice.

Stages are NOT swappable among all modern road bicycles. Far, far from it. There may be more BB variations than any other part of a bicycle. I have a Stages for my bike. I have never had the option of swapping it to a single, solitary rental bike I have ever used.
FACT: A pedal based system is the only swappable power meter on the market. If you want swapability, that is the only choice.

please explain how you would use those pedals in cyclocross? powertap is the only practical way to move a device quickly. but to each their own.

Stop all this nonsense.....POWERCAL is the only swappable power meter on the market...what it's not???
Q-factor anyone?
http://www.cyclingnews.com/news/limits-worlds-most-universally-compatible-power-meter

^ Thanks everyone.

All things considered I think I'm going to go with Vlad's suggestion: Buy the Quarq for my road bike and then when I eventually do buy a TT rig, also buy a Stages.  On reflection, the reality is I am not going to be arsed to swap out my pedals or crank arm every time I switch between bikes.

@Adam... I'm tempted to take advantage of the shitty-weak Euro, too.  How you going to get the Canyon back from Europe to here?