Sleuthing trade shows and races for new tech is one of our favourite pastimes and 2023 has been a fruitful year for our dedicated team of eagle-eyed nerds.

In this episode of the BikeRadar Podcast, Jack Luke, Simon von Bromley and Ashley Quinlan look back at the leaks of Shimano’s new GRX gravel bike groupset and the 12-speed mechanical version of 105, outlining everything we know so far.

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