Indoor trainer Wahoo KICKR CORE 2 — direct-drive smart trainer, belt drive, up to 1800 W, 2% accuracy, Bluetooth/ANT+/Wi‑Fi

The Wahoo KICKR CORE 2 is a direct-drive smart indoor trainer designed for cyclists seeking accurate power measurement and realistic road feel during indoor training sessions. It uses a belt drive to deliver resistance up to 1800 W with a measurement accuracy of 2%, supports simulated slopes up to 16% and is compatible with smartphones and tablets via Bluetooth, ANT+ and Wi‑Fi. The trainer accommodates riders up to 113 kg and has a compact footprint with a unit weight of 18 kg.

Advantages

The direct-drive configuration provides a stable, quiet ride and reduced drivetrain wear compared with wheel-on trainers. Belt drive resistance contributes to smooth power delivery and lower maintenance. Connectivity over Bluetooth, ANT+ and Wi‑Fi enables integration with training apps and multisensor setups, while 2% measurement accuracy supports power-based workouts and performance tracking. The 1800 W maximum output and 16% simulated incline expand the range of interval, hill and sprint sessions.

Suitable for

• Structured indoor training and interval sessions
• Virtual riding platforms such as Zwift and other training software
• Power-based training and testing
• Indoor warm-ups and technique-focused workouts

Key specifications

• Drive type: direct-drive trainer with belt drive resistance
• Maximum power output: 1800 W
• Measurement accuracy: ±2%
• Maximum simulated slope: 16%
• Maximum rider weight: 113 kg
• Connectivity: Bluetooth, ANT+ and Wi‑Fi for device and app pairing
• Compatible devices: smartphone and tablet
• Unit weight: 18 kg
• Colour: Black

How to use

Install the bike by removing the rear wheel and mounting the bike directly onto the trainer’s cassette interface following the manufacturer’s instructions for axle compatibility. Power on the trainer and pair it with your smartphone, tablet or compatible head unit via Bluetooth, ANT+ or Wi‑Fi. Select a training app or resistance mode and perform a short calibration or spin‑up procedure if recommended by the app. Choose workout protocols or join a virtual ride, monitoring power, cadence and speed through your paired device.

Usage recommendations

Do not use the trainer if you have a heart condition or other serious medical condition without consulting a doctor. Use appropriate ventilation and hydration during indoor sessions, secure the bike properly to the trainer to prevent movement, and follow the supplied maintenance guidelines for belt and drivetrain care. Ensure your bike’s cassette and axle type are compatible before installation.