Will the eTap AXS groupset function without a front derailleur? Yes. SRAM RED and Force eTap AXS is designed to be used in both 1x and 2x drivetrain configurations. Related articles Can I assemble a SRAM RED eTap 2x11 system with no front derailleur to create a 1x drivetrain? Will the system still work? 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 max rear tire width compatibility for the wider gearing Force eTap AXS front derailleurs? Do you need to use the wider gearing option front derailleur with the new Force 43/30 crankset? Can I use the eTap AXS rear derailleur without the front derailleur to make a 1x drivetrain?