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The Sella Ronda on Two Wheels: Mountain Biking the Dolomites' Greatest Loop

The Sella Ronda is the most famous circuit in the Dolomites — 52 kilometres of mountain passes ringing the Sella massif, connecting Val di Fassa, Val Gardena, Alta Badia, and Arabba. A guide to riding it by mountain bike (lift-assisted), road bike, or e-bike, staged from the same Canazei that hosts this weekend's UCI Enduro World Cup.

By ZealZag Team

The UCI Enduro World Cup is racing seven stages on technical Dolomite trails above Canazei this weekend. A few kilometres from those stages, cable cars are lifting mountain bikers to the passes of the Sella Ronda — a circuit so different in character from the enduro course that calling them the same sport requires a moment's pause.

Both are mountain biking. One is a competitive descent on limestone that rewards courage and precision. The other is a 52-kilometre loop that circumnavigates one of the most dramatic massifs in the Alps, uses lifts to reach the passes, and finishes where it started having connected four valleys, four passes, and four distinct Dolomite cultures in a single day. The enduro course takes the better rider 10–12 minutes of race time. The Sella Ronda takes most riders five to nine hours.

What the Sella Ronda Is

The Sella massif sits at the geographic and cultural heart of the Dolomites. It is a broad, tabletop-shaped mountain plateau at roughly 3,150 metres of elevation, with near-vertical walls that drop to the four valleys surrounding it. Those valleys — Val di Fassa (east, where Canazei is), Val Gardena (north, where Selva and Ortisei are), Alta Badia (west, where Corvara is), and Arabba / Val Badia (south) — each have their own language community: Ladin, Ladin, Ladin, and Italian/Ladin respectively. The Sella Ronda connects them.

In winter, the circuit is one of the most famous ski touring routes in the Alps — a piste-linked loop that ski-touring and resort skiers travel in both directions depending on snow conditions and sun orientation. In summer, the same mountain geography becomes a bicycle route. The infrastructure that carries skiers up in winter becomes a lift network that carries mountain bikes.

The Route: Clockwise

Starting from Canazei (in Val di Fassa), the clockwise circuit reads:

Canazei → Passo Sella (2,244m). The first lift ascent — cable car from Canazei area to the Col Rodella refuge above, or, for road cyclists, the road climb up the Passo Sella itself (approximately 12km from Canazei at 5.8% average). At the top: the first view of the full Sella massif above, and the beginning of the descent.

Passo Sella → Selva di Val Gardena. The descent into Val Gardena is the first long downhill of the circuit — a mix of mountain bike trail and road depending on which path you take. The trails are graded for intermediate riders; the road is fully paved and usable by road cyclists. Selva di Val Gardena is a full resort town with cafés, bike shops, and accommodation for those staging the circuit across two days.

Selva → Passo Gardena (2,121m). The second ascent, either by lift (mountain bike) or road climb from Selva (8km at 4.5%). The pass sits at the boundary between Val Gardena and Alta Badia. The view south from the pass looks directly at the north face of the Sella massif.

Passo Gardena → Corvara (Alta Badia). The descent into Alta Badia puts riders in the westernmost valley of the circuit. Corvara is the commercial centre. The Ladin culture is most visible here — trilingual signs (Ladin/Italian/German), traditional architecture, restaurants that serve traditional Dolomite food (speck, schlutzkrapfen, and Blauburgunder wine).

Corvara → Passo Campolongo (1,875m). The third ascent — the lowest pass of the circuit and the most straightforward climb, at around 5km from Corvara. The road here is busier than the other passes in summer, with car traffic between Alta Badia and Arabba.

Passo Campolongo → Arabba. Arabba sits in a south-facing valley with dramatic views toward the Marmolada — the Dolomites' highest peak at 3,343m and the only one with a permanent glacier (shrinking, but still there). Arabba is a small resort with ski-focused infrastructure and a quieter character than the other circuit towns.

Arabba → Passo Pordoi (2,239m). The fourth and highest-feeling pass of the circuit, at 2,239m. The road is the Pordoi — one of the most famous climbs in cycling, used repeatedly by the Giro d'Italia, where it is called "the Queen of the Dolomites." The road climb is approximately 12km from Arabba at 6.8% average. For mountain bikers, a gondola lift runs from Arabba to the pass.

Passo Pordoi → Canazei. The return descent into Val di Fassa is the circuit's finale. The road from Pordoi to Canazei descends 700 metres in roughly 15 kilometres. On a road bike, this is a high-speed descent requiring attention; on a mountain bike using the trail network, the same altitude loss runs through Dolomite terrain that the UCI Enduro World Cup uses for some of its own stages.

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Mountain Bike vs Road Bike

Mountain bike (lift-assisted). The defining way to experience the circuit. Cable cars and gondolas replace the road climbs at each pass, meaning the pedalling work is approximately 370 metres of ascending rather than the full 1,700 metres of the road version. The descents use mountain bike trails rather than roads. The circuit's character in this format is primarily downhill — every significant altitude loss runs on trail rather than tarmac. Duration: 5–9 hours including lift queues and lunch. Difficulty: medium. Bikes must meet the size restrictions for lift gondola transport — all standard hardtails and full-suspension trail bikes qualify.

Road bike. The full 52 kilometres at around 1,700 metres of elevation gain, using only the road network. The pass climbs are the event — Pordoi especially — and the descents are on paved road. For road cyclists, the Sella Ronda is one of the great one-day road rides in the Alps, comparable in scale and road quality to the Stelvio or Mortirolo loops in Lombardy. The road version requires no lifts and no timing around cable car operating hours.

E-bike. Both the trail and road versions are well-suited to e-mountain bikes. The Dolomites' summer infrastructure increasingly caters to e-bikes, with charging points at rifugi along the route. The circuit in e-bike format is accessible to a significantly wider range of fitness levels than the road version and opens the destination to mixed-ability groups.

When to Ride

Late June to September is the window. The cable cars open in mid-June once winter infrastructure maintenance is complete. The high passes can see snow as late as mid-June in heavy winters. The circuit's peak season is July and August, when lift queues extend at the major passes and the Pordoi summit is crowded with day-trippers arriving by car.

Early morning weekdays in late June or September are the optimal timing. Lift queues before 09:00 are short. The road passes are quiet before car traffic builds. The light on the Sella massif at 07:00–09:00 is the light you came for.

Practical Information

Start points. The circuit can begin from any of the four valleys. Canazei (Val di Fassa) is the natural start for athletes based there for the UCI Enduro World Cup weekend. The Event Village for the World Cup is in central Canazei; the Sella Ronda lift access (Col Rodella) is a short drive or bike ride from the village centre.

Lunch. Rifugio stops are mandatory on the full-day version. Rifugio Pordoi at the summit of Passo Pordoi, Rifugio Sella at the pass junction above Val Gardena, and the restaurants in Corvara all serve mid-ride food. Budget 45 minutes for lunch in the Corvara–Alta Badia section. The alternative — skipping lunch — produces diminishing returns in the afternoon descent back through Val di Fassa.

Guided vs self-guided. The circuit is well-marked in both directions with Sella Ronda MTB signage (orange or yellow depending on direction). Navigation is straightforward for riders who can read trail signs. Guided services from outfitters in Canazei, Selva, and Corvara add local knowledge about line choice on the descents and timing around cable car schedules.

Cable car hours. Mid-June through September, the major gondola systems operate from approximately 08:30 to 17:00. The last lift up each pass closes at 16:30–17:00 depending on the system. Plan the circuit to avoid needing the final ascent after 15:30 — missing the last lift means climbing the pass road at the end of a long day.

Frequently Asked

Can I ride the Sella Ronda anticlockwise? Yes. The MTB trails in anticlockwise direction are different lines from the clockwise descents, and both directions have their advocates. The clockwise route is conventionally considered more suitable for the first visit because the three steeper descents (Sella, Gardena, Pordoi) arrive in an order that allows warming up on the first two before the longest one.

How crowded is it in July? Very. Plan lift queues of 20–40 minutes at the Pordoi gondola in peak season. Early starts eliminate this. The circuit is genuinely crowded in July and August — Canazei and Selva are busy resort towns and the Sella Ronda is their flagship activity.

Is the road version suitable for standard road bikes? Yes. The passes are fully paved. Chainrings for road cyclists: the Pordoi's sustained 6.8% recommends a compact or mid-compact. The descents are fast and well-maintained.

Where can I find riding partners for the Sella Ronda? Connect with cyclists based in Val di Fassa or Val Gardena via Find Athletes in Canazei on ZealZag.

For this weekend's UCI Enduro World Cup racing on the trails directly above Canazei, see our Val di Fassa Day 1 field report. For the specific enduro trails on the race course, see our Fassa Bike District guide.