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X01 Flight Attendant Crankset

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Ships after .

Currently out of stock until .

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New XO1 Eagle Flight Attendant™ CARBON TUNED crankset is our lightest, stiffest and strongest to date. Enabled by SRAM AXS™ and equipped with a small pedaling sensor, the XO1 AXS DUB crankset’s built-in pedaling sensor receives real-time pedaling inputs, notifying the Flight Attendant™ control module the moment you start (or stop) pedaling.

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  • Enabled by SRAM AXS and equipped with a small pedaling sensor, the XX1/XO1 AXS DUB crankset’s built-in pedaling sensor receives real-time pedaling inputs, notifying the Flight Attendant control module the moment you move.
  • DUB technology delivers the strongest, stiffest, lightest crankset available
  • X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and extraordinary durability
  • Can only be used with the complete Flight Attendant System
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Some variations of this product featured on this page are not available for purchase and are installed on bicycles as complete bikes only. See your dealer for details.



Speeds 11/12
BB Compatibility All SRAM MTB WIDE DUB BBs, DUB:BSA73, PF89.5, PF92, PF30 MTB73, BB30 MTB73, BSA MTB68SP
Chainring Size 30T, 32T, 34T, 36T
Crank arm length 165mm, 170mm, 175mm
Chainline 52.0mm, 55.0mm
BB Spindle Interface DUB
Chainring material Aluminum
Bolt Circle Diameter (BCD) Direct Mount (DM)


Installation. Service. Compatibility. Find all the documentation needed to set up, use, and maintain your components in the SRAM Service hub.

Visit product service page
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Find answers to frequently asked questions about compatibility, use, and more.

Visit Flight Attendant FAQ Page

Flight Attendant

Our Development Story

An era before electronics on bikes and when dropper posts were just making their way onto the scene. Fast forward seven years later, Flight Attendant was being fine-tuned for its worldwide debut. If you believe the hype (and we do), Flight Attendant may change the game forever. Buckle up. This will make mountain biking evolve. But before we go forward, let’s look back and talk to those who were part of the development of Flight Attendant from the ground up.

Read the full story

Flight Attendant


Flight Attendant's new algorithm listens to, and learns from, even more data sources than ever before. By gathering information from the terrain, the bike, and you, Flight Attendant is able to make smarter, more accurate decisions. Add in new features like Adaptive Ride Dynamics and customizable system controls, and your suspension personalization will reach an all-new level.

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X01 Flight Attendant Crankset

X01 Flight Attendant Crankset