Can you use 46/33T and 48/35T chainrings on Rival 43/30T Wide cranks? No. Rival 12-speed 2x cranksets have an integrated non-removable spider that will not allow for a change to the bolt circle diameter of the larger chainrings. See the AXS compatibility maps on the SRAM Service site to learn more. Related articles What chainring size options do you offer for Rival eTap AXS? Are oval 2x chainrings compatible with Rival eTap AXS cranksets? Is Rival eTap AXS compatible with SRAM RED or Force eTap AXS parts? How do I upgrade my current bike to Rival eTap AXS? Will a Rival 12-speed Flattop road chain work on a SRAM Eagle drivetrain?
