SRAM Red 1 AXS Power Meter 12 Speed Chainset / 172.5mm / 40 Tooth

In certain disciplines, the single-ring drivetrain reigns supreme. Championing simplicity, strength and durability, the SRAM RED 1 AXS power meter meets the demands of Gravel and cyclocross racers. The power meter features improved aerodynamics thanks to direct mount aero chainrings with fully integrated power, and the tighter gearing range is perfect for racing and flatter terrains.

• Designed with Quarq DZero power measurement integrated into the crankset. Welcome to the pinnacle of the power meter.
• Single-ring drivetrain simplifies functionality
• spider-based power
• Chainrings can be easily changed without requiring recalibration of the power meter
• Power readings are accurate within +/-1.5% and aren't affected by climate conditions during a ride
• SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control
• Laser-etched chainring finish is more durable
• DUB bottom bracket adds durability and simplicity
• Sold without retail packaging