Are RED and Force eTap AXS™ shift levers compatible with Eagle™ AXS™ rear derailleurs? Yes. AXS™ allows you to mix and match road and MTB components. Dropper post with a drop bar groupset? No problem. Related articles What are the main differences between RED eTap AXS™ and Force eTap AXS™? Can SRAM RED, Force and Rival eTap AXS be fitted to a bike that is currently compatible with 8, 9, 10 or 11-speed groupsets? What is the weight difference between RED eTap AXS™ and Force eTap AXS™? What is the chain line of the new SRAM RED and Force eTap AXS™ crankset/chainrings? Is it different than 11-speed SRAM road cranksets? Are there rim brake and disc brake options?