New Shimano GRX Di2 12-Speed Group Refines Gravel Performance
Briefly

Shimano's new 2 x 12-speed GRX (RX825) Di2 components offer a refined design with faster shifting speed and optimized gravel-specific gearing. It provides wireless cockpit features similar to Shimano road Di2 groupsets.
The new GRX Di2 group offers cross-compatibility with other Shimano 12-speed components, allowing riders to customize gearing with various chainring and cassette options for diverse terrain.
Read at Bikerumor
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