SRAM Apex AXS Crankarm Power Meter Upgrade

No, this unit measures power from the left side only. It then doubles that figure to provide an estimated total power output, which is standard for many reliable, entry-level power meter setups.

This power meter is specifically designed for the SRAM DUB spindle interface. If your bike currently uses a different bottom bracket standard, you will need to install a compatible SRAM DUB bottom bracket to use this crank.

It is very straightforward. The unit uses a standard AAA lithium battery that you can replace yourself without needing any specialized tools or a trip to the bike shop.

Yes. It carries an IPX7 waterproof rating, meaning it is fully sealed against water ingress and designed to handle wet, muddy, or harsh riding conditions without issue.

Crank arm length is a personal fit preference. While 160mm is a common size for many riders, ensure it matches your current crank length or your preferred fit geometry before purchasing to maintain your bike's handling and fit characteristics.

At 281 grams, the weight addition is minimal. Most riders will not notice the difference in handling, and the stealthy, spindle-based design keeps the added mass centered and unobtrusive.