Alto de Gurugú

Overview

The Alto de Gurugú is a compact, punchy effort that packs a genuine sting into a short distance. Over just 1.9 km it climbs from a base at 422 m to a summit at 561 m, giving 139 m of net elevation gain. The average gradient of 7.18% already tells you this is no gentle drag, and the 9.32% maximum confirms it: this is a climb you attack rather than settle into. It carries a category 4 rating — the gentlest of the categorised tiers below 3, 2, 1 and the fearsome HC — but the classification reflects its brevity, not its intensity. Short as it is, it demands respect.

How the Gradient Unfolds

The shape here is defined by its density. With 7.18% averaged across 1.9 km, there is nowhere to truly recover: the road tilts up and largely stays there. The gap between the 7.18% average and the 9.32% maximum is only a couple of percentage points, which means the climb is remarkably consistent — you are not facing one brutal ramp surrounded by flat, but rather a sustained pull that occasionally bites harder. Interestingly, the total ascent of 127 m sits just below the net gain of 139 m, telling you the road climbs almost monotonically from bottom to top with virtually no false flats or dips to break the rhythm. What you see at the base is what you get all the way to 561 m: relentless, honest, uphill.

Pacing Notes

Because the climb is so short and so uniform, pacing is about controlled aggression rather than conservation. On a longer col you would ration your effort; here, over 1.9 km, you can afford to ride slightly above your threshold and simply hold on to the summit. A good target is to sit at or just over your FTP for the duration — the effort is brief enough that the accumulated fatigue won't blow you apart before 561 m. If you don't know your threshold number, work it out first with the FTP estimator so you can pick the right gear and cadence rather than guessing. Start firm, keep your breathing under control through the 9.32% pinches, and lift the pace over the final stretch once the summit is in sight.

Gearing

For a climb averaging 7.18% with ramps to 9.32%, most riders will want a compact setup with a generous cassette. A 34×32 gives you a comfortable spinning gear that keeps your cadence up through the steepest sections and protects your legs from grinding. If you prefer to stay seated and turn a lighter gear — or if you're carrying fatigue or extra load — a 34×34 offers that extra margin and makes the 9.32% pitches noticeably more manageable. Given the sustained nature of the gradient, err toward the easier option: spinning a 34×34 up Gurugú will almost always beat mashing a bigger gear over its short, steep 1.9 km.

Summary

The Alto de Gurugú rewards a punchy, committed ride. It's short, steep and uniform — 1.9 km that never lets up, topping out with 139 m of climbing behind you. Pace it near threshold, gear it soft, and enjoy a climb that delivers far more character than its category 4 label suggests.

Length: 1.9 km
Average gradient: 7.18%
Max gradient: 9.32%
Start: 422 m
Summit: 561 m
Net gain: 139 m
Total ascent: 127 m
Category: 4