Muretto Pass

Muretto Pass cycling climb profile

Muretto Pass is an HC climb in Switzerland, and the headline tells you why before the gradient details do: 30.8 km from bottom to summit, rising from 308 m to 2147 m. That is a long day of sustained vertical gain, not a short test where you can afford to ride on feel and clean up the damage later.

The average gradient is 5.97%, which can make the climb look more manageable than it will feel. Over this distance, that number is less a comfort and more a warning. A climb of 30.8 km at nearly 6% average rewards riders who can sit just below their limit for a long time, keep torque under control, and avoid chasing every change in pitch.

How the gradient rides

The available profile data gives the key shape rather than a corner-by-corner breakdown. The climb gains 1839 m from start elevation to summit elevation, with 1806 m of total ascent listed, so the defining feature is continuous upward pressure rather than one isolated wall.

The max gradient of 14.41% is the tactical detail that matters most. It means the 5.97% average is hiding sharper ramps somewhere on the ascent. Because the data does not identify where those ramps arrive, the safest assumption is that they can appear when fatigue is already present. That changes how the climb should be ridden: the goal is not to hold the average gradient pace, but to preserve enough margin to absorb the steepest pitches without spiking deep above threshold.

Pacing strategy

Treat the first part of Muretto Pass as a setup phase, not a place to prove form. On a climb this long, early over-pacing has a compound cost: it raises muscular load, burns through glycogen faster, and makes the later steep ramps feel disproportionately harder.

A good pacing frame is to ride the easier gradients with restraint and let speed come naturally, then use the saved capacity when the road kicks toward its maximum. If riding with power, anchor the effort around sustainable climbing output rather than chasing short-term speed. If using perceived effort, keep the breathing controlled early and avoid the temptation to force a gear just because the average gradient sounds moderate. For more on setting intensity, see /glossary/ftp.

Gearing notes

Bring gearing for the 14.41% maximum, not for the 5.97% average. That is the practical mistake this climb invites. A setup that feels fine on steady mid-gradient road can become costly if the steepest ramps arrive after a long accumulation of fatigue.

The ideal gear is one that lets you stay seated through the hardest pitches without grinding. Cadence control matters here because the climb is long enough that repeated low-cadence surges will add muscular fatigue well before the summit at 2147 m.

Muretto Pass is not just a climbing fitness test. It is a pacing test stretched over 30.8 km, with enough maximum gradient to punish riders who treat the average as the whole story.