KICKR CORE 2 is the smarter way to start riding indoors. It builds on the trusted performance of the original CORE, and introduces a faster and easier setup, better connectivity, and the addition of key features from the KICKR ecosystem. Whether you're just getting into indoor cycling, or upgrading your training space, CORE is ready to grow with you. FEATURES: New Features! Race Mode with ultra-fast power data updates Integrated WiFi with automatic updates and KICKR Bridge Updated LED system for clearer connection and status feedback Redesigned legs for faster setup and better stability KICKR to the CORE: KICKR CORE utilizes precision flywheel technology and advanced algorithms to deliver the realistic, accurate, and quiet training experience you expect from Wahoo. Flexible, easy set-up: A simplified four-bolt assembly and color-coded leg components streamline setup and ensure a secure, stable build. Ecosystem compatible: KICKR CORE 2 seamlessly connects to the hardware devices and software platforms that make up the Wahoo indoor cycling ecosystem to give you endless ways to get fitter and faster through training indoors. Designed to endure: Built from robust steel construction and redesigned to ensure stability and durability even during your most intense training sessions. Your ride. Your way: KICKR CORE 2 comes pre-installed with an 11-speed cassette, but is compatible with 8- to 13-speed drivetrains* as well as Zwift Cog and Click — letting you train with the setup that matches your goals and gear—whether you prefer the tactile feel of mechanical shifting or the clean simplicity of wireless. SPECS: Product Weight: 40 lb / 18 kg Resistance Type: Electromagnetic Cassette: Preinstalled 11-speed cassette (11-28) - HG Driver Hub Types: 130/135 mm QR, 12x142, and 12x148 Thru Axle Adapters: Includes 130/135 mm QR adapter & hub spacer, 12x142/148 adapter & hub spacer, 1.8 mm cassette spacer Maximum Rider Weight: 250 lb / 113 kg What’s in the Box: KICKR CORE 2 Smart Trainer w/ 11-speed cassette AC Power Adapter 1.8 mm Cassette Spacer Drive side adapter for QR Reversible non-drive side adapter for 130 mm and 135 mm QR Non-drive side adapters for 12x142 and 12x148 Thru Axle Drive side adapter for Thru Axle Setup: Some assembly required Supported Devices: iPhone / iPad: iOS 16 or newer Android: Please visit support site for compatibility MacOS: Bluetooth enabled or pair with ANT+ dongle Windows PC: Bluetooth enabled or pair with ANT+ dongle