Goletto di Gaver

Overview

Goletto di Gaver is a genuine hors catégorie monster: 18.1 km of climbing at an average gradient of 9.08%, hauling you from a start at 290 m to a summit of 1934 m. That is 1644 m of net elevation gain, with a total ascent of 1628 m once the small undulations along the way are accounted for. There is very little here that resembles a warm-up. On a climb this long, an average approaching double digits means the road almost never lets you settle, and the 24% maximum gradient tells you the hardest ramps will feel closer to a wall than a road.

How the Gradient Unfolds

The defining number is that 9.08% average sustained across 18.1 km. For context, a "hard" climb is often around 7–8%; this one lives above that for its entire length, which changes how the effort accumulates. Because the average is so high, the gentler sections are only gentle in relative terms, and they are quickly repaid by pitches that climb toward the 24% maximum. Expect the gradient to oscillate: stretches near the average that let you find a rhythm, punctuated by steep kicks that force you out of it. With 1644 m to gain, roughly two-thirds of that vertical is done before you reach the final approach to 1934 m, where the thinning air compounds every remaining ramp.

Pacing Notes

On an 18.1 km climb averaging 9.08%, pacing is everything — this is far too long to bluff. Anchor your effort to a percentage of your FTP rather than to how you feel in the first kilometre, where fresh legs lie. Most riders should target a sustainable tempo-to-threshold zone and hold discipline through the early gradient, saving matches for the pitches near 24% where staying seated may not be possible. If you do not know your threshold, run the numbers through the FTP estimator before you plan the ascent. Above all, meter the steep ramps: surging over them at 24% will spike your power and cost you dearly across the remaining distance to the 1934 m summit.

Gearing

With a 9.08% average and ramps to 24% over 18.1 km, gear low and gear early. A compact 34-tooth chainring is essential, and the question is the size of your largest cog. A 34×32 is the minimum most riders should consider here, and even then the steepest pitches will grind your cadence down. If your legs, fitness, or loaded weight give you any doubt, fit a 34×34 — the extra cog buys you cadence and protects your knees over 1644 m of climbing. On a climb of this length, spinning a lower gear almost always beats muscling a bigger one.

Summary

Goletto di Gaver is a full-value HC ascent: long, unremittingly steep, and topped by real altitude. Respect the 9.08% average, save something for the 24% ramps, and gear generously. Do that, and the summit at 1934 m is a reward worth the 1644 m beneath it.

Length: 18.1 km
Average gradient: 9.08%
Max gradient: 24%
Start: 290 m
Summit: 1934 m
Net gain: 1644 m
Total ascent: 1628 m
Category: HC