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https://www.bikeradar.com/news/shimano-dura-ace-di2-9070-11-speed-exclusive-video
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May 20, 2019 - Cancellara gets fitted with new electronic groupset
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https://www.cyclingnews.com/news/exclusive-video-shimano-dura-ace-di2-11-speed/
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Dec 17, 2012 - Cancellara gets fitted with new electronic groupset
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https://www.bikeradar.com/reviews/bikes/road-bikes/specialized-s-works-aethos-dura-ace-di2-review
Specialized S-Works Aethos Dura-Ace Di2 review - Road Bikes - Bikes
Oct 8, 2020 - Aero is everything, except where the Aethos is concerned
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