Shimano has officially unveiled electronic shifting for its 12-speed GRX groupset, seeing it draw level with SRAM and Campagnolo equivalents. Named RX825, the new electronic components work in ...

In this case, Shimano went off book with their DI2 groupset, leaving [kwakeham] with a reverse engineering job on his hands. [kwakeham] gives us a great example of how to approach reverse engineering.

Pinnacle Arkose X Di2 2023 review in a nutshell ... take on shifting courtesy of its 12-speed Rival eTap AXS. Alternatively, if you want a gravel bike that also packs some front suspension ...