Yesterday, Shimano announced GRX Di2 RX825 – its long-awaited 12-speed electronic gravel bike groupset.

In this episode of the BikeRadar podcast, Jack Luke grills Simon von Bromley to find out what’s changed, what’s stayed the same and what’s missing.

For the full scoop on Shimano’s first 12-speed electronic gravel bike groupset head to www.bikeradar.com.

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