Alto de Bruelles from Onón

Alto de Bruelles can be cycled from 2 sides. Alto de Bruelles from Javita is the most popular side, but the summit can also be reached via Alto de Bruelles from Onón.

Alto de Bruelles from Onón is a challenging ascent. For this type of climbing, we recommend mountain gearing, specifically a compact system. This means a small front chainring of 34 teeth, combined with a rear cassette where, depending on your level, strength, and experience, you choose a sprocket with 30, 32, or even 34 teeth. Remember that a smooth cadence is always more efficient!

Alto de Bruelles from Onón is a serious climb and falls into the 2nd category. With a good basic fitness level, even without much cycling experience, you can complete this climb just fine. However, a bike with climbing gears is a must. Without experience or training, it will be really tough – but that’s part of the challenge!

Alto de Bruelles from Onón is 8.2 km long.

The average gradient of Alto de Bruelles from Onón is 6.1%.

Alto de Bruelles from Onón has a steepest segment with an average gradient of 18.2%.

The summit of Alto de Bruelles from Onón is at 784 m.

At a slow pace of 7 km/h, it takes about 01:10:31 to climb Alto de Bruelles from Onón. At 11 km/h the time is 00:44:52, and at 15 km/h 00:32:54. For the fastest cyclists, 00:25:58 is an achievable time.

Alto de Bruelles from Onón is located in the region Asturias in Spain.