Digital twin fit simulator — position, leverage, and qualitative aero before you touch the real bike.
Premium solvers
Calibrate CdA from power rides, plan courses with your physics, or test velodrome setups in Track Lab.
Advanced inertia matching and resistance calibration for the ultimate indoor training experience.
Sync road feel to ergo mass
Map your specific bike drag curve
Interactive gearing map
| Ring \ Cog | 11 | 12 | 13 | 14 | 15 | 17 | 19 | 21 | 23 | 25 | 28 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 53 | 14.45 | 13.25 | 12.23 | 11.36 | 10.60 | 9.35 | 8.37 | 7.57 | 6.91 | 6.36 | 5.68 |
| 39 | 10.64 | 9.75 | 9.00 | 8.36 | 7.80 | 6.88 | 6.16 | 5.57 | 5.09 | 4.68 | 4.18 |
Calculates virtual mass equivalents to perfectly match outdoor road momentum on your indoor setup.
Uses your specific power curve and drag coefficients to predict exact wattage requirements.
Save your optimized gear ratios and calibration data directly to your Predator Lab profile.
