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2011 Trek Speed Concept
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9 series. Anyone know if it has a gxp or a bb30 bottom bracket??
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Re: 2011 Trek Speed Concept [Drummon] [ In reply to ]
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I'm pretty sure all Speed Concepts are BB30. There is a conversion kit I think.


TrainingBible Coaching
http://www.trainingbible.com
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Re: 2011 Trek Speed Concept [Drummon] [ In reply to ]
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I have a 2011, it is press in bearings, BB90.
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Re: 2011 Trek Speed Concept [Drummon] [ In reply to ]
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SBR nailed it. BB90...which means you can run either shimano or GXP bearings (not self-contained bottom brackets, but individual bearings...either one is available from any Trek dealer). BB30 will not fit.

Carl Matson
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Re: 2011 Trek Speed Concept [Carl] [ In reply to ]
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Thanks Carl. So if I am wanting to change out my current sram force compenents can I swing to sram red and can I get the BB90 in that or do I need a conversion kit?
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Re: 2011 Trek Speed Concept [Drummon] [ In reply to ]
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If you had sram in there before, sram will go in again with no modifications...as long as you remember to get a GXP version of the Red crank.

Carl Matson
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