Rival AXS power meter section See our Rival AXS power meter section to view battery information and more. Related articles Can I upgrade to the Rival power meter if I have a standard crankset, or do I have to buy a new crankset? Is there a power meter option for Rival eTap AXS? How far can I ride on a fully charged Rival eTap AXS derailleur battery? Is the SRAM Rival power meter dual-broadcast? How do I use the AXS Mobile App?