La modalidad reina del IV Trail Montán-Sierra Espina, es una carrera por montaña de 22300 metros y 2460 metros de desnivel acumulado (1230 metros D+ / 1230 metros D-) que transcurre mayoritariamente por sendas y caminos forestales. Es un recorrido de dificultad media
The modality queen of the IV Montán-Sierra Espina Trail, is a race by mountain of 22300 meters and 2460 meters of accumulated altitude (1230 meters D + / 1230 meters D-) that passes mainly by paths and forest roads. It is a route of medium difficulty