Powermeter Kit DM 48T Red AXS D1 Aero Black incl chainringThe Pinnacle of the Power Meter The SRAM RED AXS is designed with Quarq DZero power measurement integrated into the chainring and breaks through to new levels of performance. SRAM have re engineered road gearing by reducing front chainring size and adding more range to the rear cassette while maintaining a 13 tooth delta on the chainring pair. This ensures precise shifting and results in more useful gearing and improved shifting including crisp and