Garmin, Tacx Flux S Smart, Trainer, Magnetic
The Tacx Flux S Smart is a direct-drive smart trainer designed for serious cyclists who want accuracy, realism, and reliability in their indoor training. Equipped with a heavy 6.8 kg (15 lb) flywheel and electromagnetic brake, it delivers a smooth, responsive road feel and realistic gradient simulation up to 10%.
With a maximum resistance of 1500 W and power accuracy within ±3%, the Flux S Smart ensures precise data tracking for structured workouts and virtual rides. Its stable, compact frame minimizes vibration and noise, while full Bluetooth and ANT+ FE-C support guarantee seamless compatibility with training apps like Zwift, TrainerRoad, and Tacx Training.
Key Specifications
Type: Direct-drive smart trainer (electromagnetic brake)
Max resistance: 1500 W
Power accuracy: ±3%
Max incline simulation: 10%
Flywheel weight: 6.8 kg / 15 lb
Connectivity: Bluetooth Smart & ANT+ FE-C
Compatibility: Road and MTB (QR & 12 mm thru-axles)
Cassette compatibility: Shimano/SRAM 8–12 speed (XD/XDR freehub sold separately)
Max rider weight: 125 kg
Included Parts
Shimano/SRAM compatible freehub body
Quick-release skewer (5 mm)
Thru-axle adapters 142 × 12 mm and 148 × 12 mm
Power cable and setup guide
