
Passo di Monte Luco
A 9.4 km category-1 grind climbing 624 m at 6.65% average, with a brutal 19.15% pitch waiting to break your rhythm.
- Length
- 9.4km
- Avg
- 6.7%
- Max
- 19.1%
- Summit
- 794m
- Ascent
- 600m
The climb
Gradient profile
Overview
Passo di Monte Luco is a category-1 climb that runs 9.4 km from a start elevation of 170 m to a summit at 794 m. That is 624 m of net elevation gain, with a total ascent of 600 m once the small dips and flatter shelves are accounted for. The average gradient sits at 6.65%, which sounds steady on paper but hides a spikier reality: a maximum pitch of 19.15% lurks somewhere in the middle of the effort. This is a climb that rewards riders who can hold a hard tempo for the better part of forty minutes to an hour while still keeping something in reserve for a single savage ramp.
How the Gradient Unfolds
A 6.65% average over 9.4 km means there is nowhere to truly recover, yet the presence of a 19.15% max tells you the load is not evenly spread. Expect long stretches close to the average punctuated by steeper kicks. The gap between the 794 m summit and the 170 m start is a clean 624 m, but the total ascent of 600 m means a short section actually gives elevation back before clawing it upward again. Treat those brief lulls as your only chances to breathe. When the road tips toward that near-19.15% wall, cadence collapses and the climb becomes a strength effort rather than an aerobic one.
Pacing Notes
The smart approach is to anchor your effort to your FTP rather than to how the opening ramps feel. On a 9.4 km climb averaging 6.65%, most riders will be out there long enough that going into the red early is punished severely by the top. Aim to sit just below threshold on the steady sections so you have headroom for the 19.15% pitch, where power will spike regardless of pacing discipline. If you are unsure what number to hold, run your recent data through the FTP estimator and set a ceiling before you start. Hold that ceiling on the average grades, spend briefly above it on the steepest ramp, and settle back once the road eases.
Gearing
For a category-1 climb topping out at 19.15%, gearing is not a place to be macho. A compact 34-tooth inner chainring paired with a wide-range cassette is the sensible baseline. A 34×32 will get most fit riders over the steady 6.65% sections comfortably, but that lone 19.15% ramp is exactly where a 34×32 can leave you grinding at a knee-wrecking cadence. If you have any doubt about your climbing legs on the day, fit a 34×34 instead — the extra sprocket buys you the cadence to spin rather than lurch through the worst pitch and to arrive at 794 m with your rhythm intact.
Summary
Passo di Monte Luco is a category-1 test of sustained tempo with one genuine sting in the tail. Pace it off your threshold, gear low enough to survive the steepest ramp, and let the steady 6.65% do the rest.
Length: 9.4 km
Average gradient: 6.65%
Max gradient: 19.15%
Start: 170 m
Summit: 794 m
Net gain: 624 m
Total ascent: 600 m
Category: 1