Serra de Tramuntana (SDT)
A 138K challenge that covers the Serra de Tramuntana declared a World Heritage Site by UNESCO
Race Category
Running Stones
Finals Access
Distance
138 KM
Elevation Gain
5350 M+
Start Date
Friday 30th October 2026
Race Start
CALA ESTELLENCS - 22:00
Max Allowed Race Time
30 Hours 30 Minutes
Pure essence of the Tramuntana Mountains
138km | 5,350 m+ | 4 Running Stones | Qualifying for the UTMB® by HOKA UTMB Mont-Blanc
Get ready for an adventure only for the brave. The SDT is much more than an ultra-marathon: it is a journey through the soul of Mallorca. A route of 138 km and 5,350 m of positive height gain that will take you from Cala d'Estellencs in the beautiful village of Estellencs along the Camí des Correu to Esporles. We will passs through Valldemossa, Bunyola, Orient, Alaró, Fornalutx... villages that evoke history and that will mark your path as you cross the magical Serra de Tramuntana, declared a World Heritage Site by UNESCO.
You will pass through emblematic places such as Tossals Verds, the area around the Lluc Sanctuary and the imposing Cúber reservoir.
From the highest point, you will be able to contemplate Puig Major, the roof of Mallorca, and in other sections you will lose yourself among lush holm oak forests, cobbled paths and ancient dry stone walls that have shaped the landscape for centuries. You will enter a unique natural and cultural environment, where the sea, cliffs, mountains and villages with soul will accompany you kilometre by kilometre, to finally reach Port de Sóller.
Completing this race will not only give you an unforgettable experience, but you will also earn 4 Running Stones for the UTMB® World Series Finals draw. In addition, the first three men and women in the overall ranking, together with those who qualify by their UTMB Score®, will gain direct access to the UTMB® of HOKA UTMB Mont-Blanc, the most important UTMB® final in the world.
IMPORTANT:
In accordance with the race regulations and the conditions of the environmental permits, the routes may undergo changes, or be shortened, due to weather warnings or the state of the terrain.
A large part of the route crosses private properties, access to which is only permitted during the race with the corresponding permits. Always respect private property and consult the restrictions if you are going to train in the area. Before setting off on your training run, you must inform yourself of these restrictions and comply with them.
POLES
ATTENTION If you carry poles, a soft tip or tip protection and replacement protections are mandatory.
In case of using poles, it is mandatory that they have rubber tips (on all distances and throughout the entire race), in accordance with the environmental regulations of the Paratge Natural de la Serra de Tramuntana.
Each runner must carry a spare set of rubber tips, in case the originals are lost or damaged during the race.
In case of heavy rain on the race day or the previous day, the organization may prohibit the use of poles, in compliance with the conditions established in the environmental authorization.
Any participant who decides to carry poles must carry them throughout the race. It is prohibited to leave without poles and obtain and use ones during the race. The use of canes may be prohibited in certain areas of the route for safety or environmental reasons. In these cases it will be indicated by specific signs on the route. Canes will not be accepted in the life bags delivered by the organization.
MUSIC
Listening to music is permitted only using headphones, as long as it is safe to do so. Headphones MUST be removed when crossing any road, as well as when approaching and while at any checkpoint, and when approaching and passing any member of the Safety Team.
Upon collecting their race bib, each participant will receive 2 official 30-litre bags and 2 stickers to identify them:
- ALARÓ Bag: will be transported by the organization to the ALARÓ aid station.
- LLUC Bag: will be transported by the organization to the LLUC aid station.
Bag Drop-off
• The ALARÓ and LLUC bags must be dropped off in the designated area before descending to Cala d'Estellencs.
Bag Collection During the Race
Upon arriving at the ALARÓ and LLUC aid stations, each runner may collect their corresponding life bag.
Before leaving the aid station, the runner must personally return the bag to the designated area so that the organization can transport it to the finish.
Bag Collection at the Finish
The organization will transport the ALARÓ, LLUC bags to PORT DE SÓLLER.
Participants may collect their bags from the finish area up to 2 hours after the official race closure.
In Case of Withdrawal
If a runner withdraws from the race, the organization will ensure the return of their bag provided that the withdrawal has been officially reported and registered.
The return time will depend on the logistical requirements of the event. Therefore, the organization cannot guarantee that all bags will be available in PORT DE SÓLLER before the last runners finish the race.
IMPORTANT
- The organization will transport official race bags only. Personal bags will not be accepted.
- The official bags are reusable. For logistical and environmental reasons, runners are encouraged to keep and reuse them at future UTMB® World Series events.
- Trekking poles are not allowed inside any of the bags.
- The contents of the bags will not be checked or inventoried. The organization accepts no responsibility for the loss, theft, or damage of any items left inside the bags.
- Runners are advised not to leave valuables (cash, identification documents, electronic devices, jewellery, etc.) inside their bags.
- It is recommended to pack a change of clothes and personal hygiene items to use after finishing the race.
- Any bags not collected by the runner after the race will not be shipped or returned at a later date under any circumstances.
Pacers are not allowed to set the pace in the race.
Assistance is only permitted at the following checkpoints:
- Aid station: ALARÓ
- Aid point: LLUC
Assistance is forbidden at the other Aid Stations, as well as at any other point along the route.
This assistance can only be given by a single person, with no specific material other than a bag with a maximum volume of 30 litres.
Assistance provided by a team of professionals, or any doctor or paramedic, is strictly forbidden.