Serra do Rio do Rastro is a climb of 13.1 kilometers (hors catégorie). Serra do Rio do Rastro tops out at 1,405 m above sea level. It is located in Região Geográfica Imediata de Criciúma, Santa Catarina, Brasil. The average gradient is 12.4% with a maximum of 13.8%. The climb has 1627 meters of elevation gain.
Difficulty breakdown: This climb has a deceptive profile. The first part is fairly moderate, with gradients of 3 to 6% over the first 7 km, followed by a second part that is extremely hard. The last 6 km hold most of the difficulty, with sustained gradients between 10 and 14%, for an average gradient of 11% over that final section.
Pacing tips:
1. Managing your pace: Use the first 7 km to settle into a steady rhythm without burning matches. Save your legs for the wall from km 7 onwards.
2. Anticipating gradient changes: The transitions are abrupt, especially at km 7 where it jumps from 6% to 14%. Shift into an easier gear early to keep your cadence up.
3. Breaking the climb down: Focus on the hardest sections (km 7-8 and km 11-12) one at a time so you don't get overwhelmed by the difficulty of the climb as a whole.
For cyclists who have tackled it, the Serra do Rio do Rastro is far more than just a climb. It's an intense sensory experience, where every pedal stroke is rewarded with jaw-dropping scenery. Riders describe a road that snakes through green mountains and deep canyons, with views so spectacular that they keep stopping at the many mirantes to soak it all in.
The climb itself is considered a technical and demanding challenge. With its 284 bends, some of them very tight, and a steady gradient, it calls for good fitness. Riders stress the need to stay alert because of the shared traffic with cars, motorbikes and, above all, trucks, which can make some stretches tricky on this sometimes narrow road.
The success of the ride depends heavily on the weather. Riders are unanimous: clear, sunny skies reveal the full splendour of the place, with exceptional visibility all the way to the coast. On the flip side, fog (or "serração") can roll over the serra in a matter of minutes, completely blocking the view and making the descent especially cautious.
Despite these hazards, the overall impression is one of an unforgettable adventure. Reaching the famous mirante at the summit, at over 1400 metres above sea level, the rider is greeted by a panoramic view across the entire serra, a reward worthy of the effort. The presence of coatis, curious little animals, adds a unique touch of wildlife to an already breathtaking setting.
Riders who have done this climb keep a lasting memory of it, often described as magical and one of a kind. According to the accounts, it's a route that perfectly combines the sporting challenge with the contemplation of raw, majestic nature, leaving everyone with the feeling of having achieved something special.
13.1 km • 1627 m D+
VAM: average climbing speed, based on elevation gain
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