# DUB powermeter?

**URL:** <https://www.trainerroad.com/forum/t/dub-powermeter/9369>\
**Category:** Equipment\
**Created:** [January 8, 2019, 7:57am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369 "2019-01-08T07:57:52Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [January 8, 2019, 7:57am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/1 "2019-01-08T07:57:52Z")

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Hi there!

I’m about to change my rig from a 2013 Scott Spark to a 2019 Orbea Oiz M10.

With my former XT cranks, a left Stages has served me well, but now I’m a bit lost with this new DUB standard. Apart from a $1.200 Quark XX1 crankset, I’m not sure if there’s any other options out there in the market yet.

Any help?

Cheers from Spain 👍

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**Author:** ![Papuass](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/papuass/32/162_2.png) [@Papuass](https://www.trainerroad.com/forum/u/Papuass)\
**Post date:** [January 8, 2019, 8:54am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/2 "2019-01-08T08:54:47Z")

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Adding link for reference

> **[Quarq](https://www.sram.com/en/quarq)**
>
> Quarq power meters help cyclists achieve their cycling goals by measuring efforts. DZero DUB technology is compatible with SRAM 10 & 11 speed, Shimano, Specialized.

Coming from a reputable brand like Quarq I think this will be an improvement over Stages. Also, it measures power on both sides.

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**Author:** ![themagicspanner](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/themagicspanner/32/129528_2.png) [@themagicspanner](https://www.trainerroad.com/forum/u/themagicspanner)\
**Post date:** [January 8, 2019, 9:34am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/3 "2019-01-08T09:34:19Z")

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DUB isn’t really a bottom bracket standard as such, it’s an axle standard that can be used in a wide variety of the current BB shells (BB30, BSA, or Pressfit) with the appropriate BB so your bike should have one or other of those shells to which you should be able to fit whatever cranks you want and I think your existing XT cranks should be compatible with any of the BB shells.

Mike

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [January 8, 2019, 9:39am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/4 "2019-01-08T09:39:03Z")

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The problem with that option is the price tag, I’m afraid…

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**Author:** ![stefanf](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/stefanf/32/353_2.png) [@stefanf](https://www.trainerroad.com/forum/u/stefanf)\
**Post date:** [January 8, 2019, 9:49am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/5 "2019-01-08T09:49:20Z")

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I have Asked Stages about the availability for a left arm for my Sram DUB Carbon crankset. They said “we will have a solution for you in the beginning of January”

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**Author:** ![jball843](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/jball843/32/118566_2.png) [@jball843](https://www.trainerroad.com/forum/u/jball843)\
**Post date:** [January 8, 2019, 10:03am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/6 "2019-01-08T10:03:00Z")

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got my quarq xx1 dub from [bike-discount.de](http://bike-discount.de) for $850-ish.

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**Author:** ![FatherDamo2](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/fatherdamo2/32/101551_2.png) [@FatherDamo2](https://www.trainerroad.com/forum/u/FatherDamo2)\
**Post date:** [January 8, 2019, 12:03pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/7 "2019-01-08T12:03:10Z")

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Got a brand new Sram BB30 XX1 eagle Quarq from ebay for £460 with carbon tuned cranks.

Have fitted it to a titanium MTB BSA68mm frame!

Thankfully the BB30 had the extra long spindle for BB30 right variants. The 30mm diameter spindle was also a consideration.

 ![image](https://global.discourse-cdn.com/trainerroad/original/2X/6/6b026a3951662239a834a749eea7daa08a84bb87.png)

Solution was purchase some Hope68mm 30mm Bottom brackets.  
Had to machine one to fit in recess of drive side Quarq. Just skimmed a millimetre off the outside of the hope bracket so it no longer touches the Quarq when tightened. Can still use recesses for hope tighten tool so very little has been removed.

 ![image](https://global.discourse-cdn.com/trainerroad/original/2X/b/b7ae7665a93412b58d5d3b6f0d1a22d5f7b6a64d.jpeg)

Added six 0.5mm shims to the drive side with lots of lithium grease.  
 ![image](https://global.discourse-cdn.com/trainerroad/original/2X/c/c24849b2ce6e0a1259a028c0fe8faea5f5052210.png)  
Tighten to 45nm…solid, no play, free spinning… done well over 1,000km, no issues.  
Quarq is faultless.

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**Author:** ![skraburski](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/skraburski/32/12893_2.png) [@skraburski](https://www.trainerroad.com/forum/u/skraburski)\
**Post date:** [January 8, 2019, 3:55pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/8 "2019-01-08T15:55:46Z")

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Quarq is very good option, I would definitelly go for it. Also remember that for that price you’re getting top of line carbon crankset 😄  
f you’re in Spain you can order it cheaper from bike24 for 730€ (boost) or 750€  
[https://www.bike24.de/suche?q=quarq+xx1+dub](https://www.bike24.de/suche?q=quarq+xx1+dub)

Other option would be checking power2max ng or ng eco spider which you’ll be able to install to your SRAM crank.

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [January 8, 2019, 9:40pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/10 "2019-01-08T21:40:55Z")

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That’s proper engineering! Please show us a few pictures of the process!

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [January 8, 2019, 9:43pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/11 "2019-01-08T21:43:01Z")

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I’m considering that option, maybe selling my XT Stages and the brand new X1 cranks to partially finance the Quark is a good way to go.

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [January 8, 2019, 9:54pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/12 "2019-01-08T21:54:35Z")

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The thing is that I would like to start from scratch. My Spark initially came on a Shimano XT M785 3x setup, currently modified to 2x , and honestly, after almost 6 years I’m fed of the bike, wich is otherwise well beaten and totally amortized.

Thanks for the BB92 bit, I haven’t been able to find that info myself. For those unfamiliar with Orbea, here’s the link to my Oiz: [Orbea — Orbea](https://www.orbea.com/int-en/bicycles/mountain/oiz/cat/oiz-29-m10-19)

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**Author:** ![pimu](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/pimu/32/1755_2.png) [@pimu](https://www.trainerroad.com/forum/u/pimu)\
**Post date:** [January 11, 2019, 3:37am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/14 "2019-01-11T03:37:16Z")

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I am in a similar situation. New bike came with XX1 dub boost crankset and Quarq support told me I needed a whole new crankset and cannot retrofit just a spider (they are very responsive, but not quite what I wanted hear).

Looking at @GilbertsGrapes reply above, It seems I could get Power2Max spider? Any other option that would not require a new crankset?

Looks like I could send it to 4iiii to get one their unit installed.

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**Author:** ![sryke](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/sryke/32/72539_2.png) [@sryke](https://www.trainerroad.com/forum/u/sryke)\
**Post date:** [January 11, 2019, 3:56am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/16 "2019-01-11T03:56:14Z")

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Another vote for Power2Max.

I’ve been racing their pms’ for years. Rock solid. Just got one for my new race HT. Something I can’t say for my XX1 Quarq, I consider the battery compartment as the weak spot. I know a couple of people having trouble with it, including myself.

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**Author:** ![xcmac](https://avatars.discourse-cdn.com/v4/letter/x/e99b99/32.png) [@xcmac](https://www.trainerroad.com/forum/u/xcmac)\
**Post date:** [July 29, 2019, 10:22am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/17 "2019-07-29T10:22:47Z")

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Did you ever get sorted with a power meter for your Oiz? I bought an Oiz in March and love it but miss the power meter for keeping my weekly TSS in check so bought a Quarq recently but after trying to fit seems that it is not compatible with the new Oiz frames, confirmed after emailing Quarq. There simply isnt enough space between the suspension rocker and the inside drive side of the quarq spider which is quite thick.  
Looking at power2max at the moment as a possibility.

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**Author:** ![sryke](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/sryke/32/72539_2.png) [@sryke](https://www.trainerroad.com/forum/u/sryke)\
**Post date:** [July 29, 2019, 1:37pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/18 "2019-07-29T13:37:57Z")

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> [@xcmac](#):
>
> Looking at power2max at the moment as a possibility.

Not my bike but this looks like a power2max.

Waiting for my 2020 Oiz frame at the moment, haven’t really thought about my P2M not to fit. This would be a nightmare!

[https://www.mtb-news.de/forum/t/orbea-oiz-carbon-omr-2019.884008/page-52#post-16015595](https://www.mtb-news.de/forum/t/orbea-oiz-carbon-omr-2019.884008/page-52#post-16015595)

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**Author:** ![xcmac](https://avatars.discourse-cdn.com/v4/letter/x/e99b99/32.png) [@xcmac](https://www.trainerroad.com/forum/u/xcmac)\
**Post date:** [July 29, 2019, 2:07pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/19 "2019-07-29T14:07:23Z")

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I picked up on that forum thread, went though it all, looks like some people have added spacers to make the quarq fit but puts the chainline out of snyc and shifting sloppy (not that it isnt anyway after a while with SRAM). Have emailed P2M waiting hopefully for the correct answer!

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [July 29, 2019, 3:49pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/20 "2019-07-29T15:49:22Z")

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Yeah, got it sorted installing a Rotor Inpower. I’m quite happy, generally speaking.

 ![IMG_20190709_110039](https://global.discourse-cdn.com/trainerroad/original/3X/7/b/7b88f1b180c26cc85c3e2edcf45ed662c6539f2e.jpeg)

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**Author:** ![nilsaslak](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nilsaslak/32/20424_2.png) [@nilsaslak](https://www.trainerroad.com/forum/u/nilsaslak)\
**Post date:** [August 25, 2019, 4:50pm UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/21 "2019-08-25T16:50:38Z")

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I ran into the same problem unfortunately. Did you find any way around this?

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**Author:** ![nerete](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/nerete/32/1400_2.png) [@nerete](https://www.trainerroad.com/forum/u/nerete)\
**Post date:** [August 26, 2019, 9:18am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/22 "2019-08-26T09:18:31Z")

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Just to let you know that my Rotor InPower died during my summer vacation.

First it stopped going to sleep, as the LED was allways blinking, draining batteries in a couple of days. Then one day on a long climb the readings were from normal to zero.

Nowadays only cadence works. I´m about to call to Rotor, let`s see their answer.

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**Author:** ![jn92](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/jn92/32/135122_2.png) [@jn92](https://www.trainerroad.com/forum/u/jn92)\
**Post date:** [August 30, 2019, 7:47am UTC](https://www.trainerroad.com/forum/t/dub-powermeter/9369/23 "2019-08-30T07:47:29Z")

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I have a hard time to understand all those bottom bracket and axle standards and I’m sure I’m not the only one. I’d like to purchase a quarq powermeter but I don’t know which one to pick. I have a SC Hightower LT with X01 components and consider buying a 2017 Trek Procaliber 9.8 SL. The Hightower has a threaded bottom bracket and the Hardtail is pressfit.

Question: Am I right in my assumption that as long as both bottom brackets are DUB compatibel, the quarq powermeter bith a dub axle standard should be compatibel with both bikes?

[Next page](https://www.trainerroad.com/forum/t/dub-powermeter/9369.md?page=2)
