Optimal cadence in individual pursuit: why 105-115 rpm is non-negotiable

"I spin 95 rpm on the road and I'm fine, why can't I do the same on track?". Because the velodrome is not the road. Cadence in individual pursuit is not aesthetic preference or personal habit: it is the variable that determines the balance between neuromuscular power and metabolic demand. Stepping out of the correct window costs seconds with mathematical precision.

The window observed in world-class riders

Field data is clear. In World Cup finals and European Championships since 2018:

• Men's pursuiter sub-4:10: mean cadence 110-115 rpm
• Men's pursuiter sub-4:05: mean cadence 112-116 rpm
• Women's pursuiter sub-3:20 (3 km): mean cadence 108-113 rpm
• Men's kilo sub-1:00: mean cadence 135-145 rpm

Dispersion is low because the window is narrow. Above 118 rpm neuromuscular efficiency drops (muscle cannot complete the contraction-relaxation cycle). Below 105 rpm low-frequency muscular power becomes dominant, which is expensive in oxygen and raises metabolic cost.

Why the window is so narrow

Coyle et al. (1991) showed that gross pedalling efficiency (mechanical power / metabolic energy) has an inverted-U shape as a function of cadence. For high loads (>90% VO₂max), the optimum shifts to higher cadences: between 100 and 120 rpm. Below that range, type II (fast) fibres have to generate high torque per stroke. That is economically expensive and produces lactate.

Above 120 rpm, another phenomenon dominates: the parasitic power of the cyclic leg movement skyrockets. Moving an 8 kg leg up and down costs energy even without generating torque. At 130 rpm that cost is 25-40 W. At 110 rpm, 15-20 W. Relevant difference in an IP where margins are hundredths.

Coupling with gearing

Cadence and gearing are not independent. Setting one determines the other for a given speed:

Example: pursuiter aiming for 4:08 (average speed 58.06 km/h = 16.13 m/s) with 54×13 gearing (8.71 m/stroke) → mean cadence 111 rpm. Perfect, inside window.

Same rider using 56×13 (9.03 m/stroke) for same speed → cadence 107 rpm. Still valid but right at the lower edge. Using 54×14 (8.09 m/stroke) → cadence 120 rpm. Out of window, drowning in three minutes.

What happens when you drop to 100 rpm

A pursuiter riding at 100 rpm in an IP pays three simultaneous taxes:

1. Torque tax: at 100 rpm torque per stroke rises 15% versus 115 rpm. Consequence: more fast-fibre recruitment, more lactate, W' empties earlier.
2. Gross efficiency tax: at high intensity, 100 rpm falls below optimum. Coyle measured 2-3% efficiency losses. Translated: 8-12 W more for the same speed.
3. Recovery tax: sustained high-torque work activates slower recovery pathways, damaging the next kilometre.

Total: 15-25 parasitic watts. In an IP that is 3-4 seconds given away.

What happens above 120+ rpm

The opposite scenario has its own pathology. At sustained 122-125 rpm:

• Parasitic cyclic-leg power spikes (30-40 W).
• Pedalling technique degrades: saddle bounce, cornering line loss.
• Ventilatory cost rises: breathing rate locks to pedal rhythm, raising respiratory work by 8-12%.

Another 15-25 wasted watts. As expensive as going too short.

How to pick your target cadence before the race

1. Set your target final speed (goal).
2. Convert to m/s.
3. Choose your target roll-out (m/stroke).
4. Compute: cadence = m/s × 60 / m/stroke.
5. If it falls outside 106-116 rpm, change chainring or cog until it fits. Not the other way around.

References: Coyle E. F. et al. (1991), Med Sci Sports Exerc. Foss O. & Hallén J. (2005), J Appl Physiol. Corbett J. (2009), IJSPP. Boillet A. et al. (2024), Sci. Rep..