Bocca Paolone

Overview

Bocca Paolone is a serious Category 1 climb that offers nowhere to hide. Over 9.3 km it averages a savage 8.84%, gaining 822 m of net elevation as the road lifts you from a valley floor at 141 m to a summit at 963 m. The total ascent of 790 m confirms this is a climb that goes up and stays up — there is very little in the way of false flat or descent to break the rhythm. With a maximum gradient of 15.47%, it demands respect from the first pedal stroke and gives no reward for going out too hard.

How the Gradient Unfolds

The defining feature of Bocca Paolone is its consistency. An 8.84% average over 9.3 km means the road rarely eases below a punishing pitch, and the gap between the net gain of 822 m and the total ascent of 790 m tells you almost every metre is spent climbing. Expect long, sustained sections that sit close to the average, punctuated by steeper ramps that spike toward the 15.47% maximum. Those steep pitches are where the climb bites hardest — they arrive without much warning and can shatter a rhythm you have worked hard to build. Because the elevation gain is packed so tightly into the distance, there are no genuine recovery stretches; the best you get is a slightly shallower grade before the next kick.

Pacing Notes

On a climb this relentless, pacing is everything. The single biggest mistake is chasing the early ramps and blowing past your sustainable effort. Anchor your pace to your FTP and aim to climb steadily rather than surging. At 8.84% for 9.3 km, most riders will be at or near threshold for the entire ascent, so knowing your number matters. If you are unsure where you sit, use the FTP estimator to establish a baseline before you commit. When you hit the 15.47% pitches, allow your power to rise briefly, then settle back rather than trying to hold the surge — chasing those spikes early will cost you dearly in the final kilometres.

Gearing

Gearing is not a luxury on Bocca Paolone; it is a necessity. With an average of 8.84% and ramps reaching 15.47%, you want a wide-range cassette that lets you spin rather than grind. A compact chainring paired with 34×32 is the sensible minimum for strong climbers, giving you a low enough ratio to keep cadence up on the sustained pitches. For most riders — or anyone tackling this at the end of a long day — 34×34 is the smarter choice, preserving your legs on the steepest ramps and protecting your knees over 822 m of climbing. Err toward the easier gear; you will never regret having it in reserve.

Summary

Bocca Paolone is a proper test: relentless, steep, and consistent from bottom to top. There is no rhythm-breaking respite, just 9.3 km of climbing that rewards patience and punishes ambition. Pace to your threshold, gear low, and let the summit come to you.

Length: 9.3 km
Average gradient: 8.84%
Max gradient: 15.47%
Start: 141 m
Summit: 963 m
Net gain: 822 m
Total ascent: 790 m
Category: 1