The Session 29 Carbon Frameset pairs fast-rolling 29er performance & our proven downhill frame technology. Its long, stable & aggressive, with a geometry dialled for your fastest runs ever. Trek put a whole lot into this bike, including nearly a decade of research & development by engineers & designers who wanted to break the mould of DH capability & speed – & they succeeded Session 29 is taking downhill to a new place, & its leading the charge on the World Cup circuit among the very first 29er DH bikes The fastest runs demand the most dialled set-up: the air shock is adjustable & easy to fine-tune for different tracks Mino Link & fixed-angle headset cups let you adjust your geometry for your personal handling requirements