In certain disciplines, the single-ring drivetrain reigns supreme. Championing simplicity, strength & durability, the SRAM RED 1 AXS™ power meter meets the demands of triathletes, time trialists & cyclocross racers. The power meter features enhanced aerodynamics thanks to direct mount aero chainrings with fully integrated power, & the tighter gearing range is perfect for racing & flatter terrains.
Features: Single-ring drivetrain simplifies functionality 48 & 50t variants have fully integrated power into a direct mount aero chainring 36-46t variants have spider-based power Chainrings can be easily changed without requiring recalibration of the power meter Power readings are accurate within +/-1.5% & aren’t affected by climate conditions during a ride Power balance measures left & right legs separately 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 & simplicity Non-aero chainrings can be installed with a single tool, making gearing changes a breeze Specifications: Speeds: 12 Crank arm length: 165mm, 167.5mm, 170mm, 172.5mm, 175mm, 177.5mm BB Compatibility: All SRAM Road DUB BBs Chainring
Size: 40, 46, 48, 50 Bolt Circle Diameter (BCD): Direct Mount (DM) Chainline: 45.0mm BB Spindle Interface: DUB Chainring
Material: Aluminum Guard: No Guard Crank arm
Material: Carbon Color (Crank arm): Natural carbon Power Meter Type: ANT+ & BLE