Upgrade your Trek Supercaliber 9.9 X0 / 9.8 GX Gen 2 with the RockShox Flight Attendant to gain the ultimate edge in racing. The kit includes everything you need to transform your entire bike into a Flight Attendant system, including a Charger Race Day 2 Flight Attendant fork damper and control module, a complete SIDLuxe Ultimate IsoStrut Flight Attendant damper for the rear, and an XX SL Eagle AXS Power Meter Spider and chainring for seamless integration with the Eagle Transmission drivetrain system. This is everything you need to make your Supercaliber smarter and faster while offering an unprecedented level of customization.