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  1. SRAM Technical Service FAQ
  2. SRAM
  3. SRAM AXS Collection
  4. SRAM eTap AXS
  5. SRAM eTap AXS Front Derailleur
  6. General and Compatibility

General and Compatibility

  • Will the eTap AXS groupset function without a front derailleur? plus icon minus icon
  • Yes. SRAM RED and Force eTap AXS is designed to be used in both 1x and 2x drivetrain configurations. See more
  • What is the max rear tire width compatibility for the wider gearing Force eTap AXS front derailleurs? plus icon minus icon
  • SRAM eTap AXS Wide front derailleurs with 43/30 Wide chainrings will accommodate tires up to 700x45c and 27.5"x2.1" depending on tire, rim and frame variances. See more
  • Do you need to use the wider gearing option front derailleur with the new Force 43/30 crankset? plus icon minus icon
  • Yes. The change to the wider axle of the crankset changes the chainline of this crankset by 2.5mm. The 43/30 crankset requires the use of the 43/30 front derailleur, as it works with this specific ... See more
  • What is the max rear tire width compatibility for SRAM RED or Force eTap AXS front derailleurs? plus icon minus icon
  • 42mm (measured width) for 700c tires. Bikes with tires wider than this (on 700c wheels) should be built using the 1x drivetrain option. See more

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