SRAM GX EAGLE AXS UPGRADE KIT

Press the button and a barely audible chirp nudges you instantaneously up and down the block

£554 / sram.com

SRAM’s AXS X01 drivetrain launched in 2019, a completely wireless system (AXS was also incorporated into RockShox’s excellent Reverb dropper post) that decluttered the cockpit and delivered fast and crisp shifting. It cost more than plenty of excellent complete bikes though, so it has remained largely the plaything of millionaires and sponsored riders. Now that