
Road · Switzerland
A mountainous 31 km road cycling route from Chiavenna through San Giacomo Filippo, Gallivaggio and Prestone, with 1,798 m of climbing over the Chiavenna climb and the Montespluga climb. Most of it (28.3 km) is on main roads without a cycle lane.
The route starts in Chiavenna at 328 m and climbs steadily for 25 km, gaining 1575 m at an average gradient of 6.2%, reaching 1904 m near Montespluga. There is a final 3 km push climbing 208 m at 6.9% average gradient to the pass at 2114 m. The road is mainly main road (SS36) for 93% of the route, with almost no cycle lanes on the 28 km main road section.
Surface is mostly paved, with just 3% gravel or unpaved. The profile is mountainous with 86% climbing, including 19.8 km over 5% gradient and 7.8 km over 8%. The steepest sustained gradient is 23.4% over 500 m near the start. Facilities are available along the way with shops and cafes in Chiavenna and Campodolcino, and occasional drinking water points and restaurants up the route. The longest stretch without a café, shop or water is 4.5 km between 20.8 km and 25.3 km.
Bailouts are possible at Chiavenna and Campodolcino train stations. Notable settlements en route include Bette, San Giacomo Filippo, Gallivaggio, Lirone, and Montespluga close to the pass.
| Climb | Starts at | On this ride | Full ascent | Top on this ride |
|---|---|---|---|---|
| Chiavenna climb | 0.2 km | 25.2 km · 1575 m · 6.2 % · max 12.8 % | 25.2 km · 1575 m · 6.2 % | 1904 m |
| Montespluga climb | 27.3 km | 3 km · 208 m · 6.9 % · max 13 % | 3 km · 208 m · 6.9 % | 2114 m |
This is not a cycle-track route: 92% is on main roads without a cycle lane. Riders should be comfortable sharing the road with faster traffic.
No stretch is longer than 15 km without a café, shop or water. Along the route: 51 cafés and restaurants, 8 shops, 43 water points, 3 petrol stations, 1 public toilet and 2 bike shops.