Coll de Montaner

Overview

Coll de Montaner is a long, high-altitude category 1 climb that asks for patience before it asks for power. Over 23.2 km it lifts you from 823 m at the base to a 2141 m summit, a net gain of 1318 m. The average gradient reads a moderate 5.67%, but that figure hides the climb's real character: with 1301 m of total ascent packed into a route that ramps as steep as 26.19% in places, this is not a steady drag. It is a climb of long false flats, sustained middle ramps and a handful of walls that can crack a rider who spent too early.

How the Gradient Unfolds

At 23.2 km, Coll de Montaner is long enough that the 5.67% average is almost meaningless as a guide to any single kilometre. The near-30 metre difference between the net gain of 1318 m and the total ascent of 1301 m tells you the profile is mostly relentless upward with only the faintest respite. The defining number is the 26.19% max gradient. A pitch that steep is more than five times the average, so expect the road to lull you at 4 to 5% before rearing into double digits without warning. Treat the average as your floor, not your target: the easy kilometres exist only to bank the steep ones.

Pacing Notes

On a climb this long, discipline beats bravado. The smartest approach is to anchor your effort to your FTP and hold a percentage of it you can sustain for the better part of an hour, then leave a reserve for the 26.19% ramp. If you don't know your current threshold, run the numbers through the FTP estimator before you plan the day. Because the summit sits at 2141 m, thinner air will nibble at your ceiling in the final kilometres, so the power you hold near the top will feel harder than the same watts at the 823 m base. Start conservatively, settle into a rhythm through the sustained 5.67% middle, and save your matches for the steepest wall rather than the first ramp that flatters your legs.

Gearing

With 1318 m to climb and pitches touching 26.19%, gear low and gear early. A compact 34-tooth inner chainring is essential here. Pair it with at least a 34×32 for the sustained sections, and if your knees or your endurance ceiling are a concern over 23.2 km, go further to a 34×34. That extra sprocket is not an admission of weakness on a category 1 climb of this length; it is what keeps your cadence high enough to spin the steep walls rather than grind them and blow up before the 2141 m summit. When in doubt, run the lower gear.

Summary

Coll de Montaner rewards the patient climber: long, high, and spiked with one brutal ramp. Respect the length, pace off your threshold, gear low, and the 2141 m summit is yours.

Length: 23.2 km
Average gradient: 5.67%
Max gradient: 26.19%
Start: 823 m
Summit: 2141 m
Net gain: 1318 m
Total ascent: 1301 m
Category: 1