Wireless for everybody!
Play • 1 hr 10 min

Recent filings with the US Federal Communications Commission reveal that Shimano’s next generation of Dura-Ace Di2 will be at least semi-wireless — and not only that, but SRAM looks to finally be bringing its AXS wireless system down to the Rival level.

Both developments are very exciting, but what do they mean for wired drivetrains, and will both companies be able to deliver in the current environment? While drivetrains are trending toward wireless, indoor trainers might be moving in the other direction with hardwired connections for better signal reliability.

Finally, we tackle a whole bunch of fresh questions in our Ask a Mechanic segment (and Caley actually has something meaningful to contribute this time around).

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