The Trek Session 9.9 is a fun loving race weapon. Seriously. It's fast, it's agile, and it's stable. It's also our go to ride when the forecast calls for varied terrain. Following the bike's official launch in Whistler, we've been riding it for nearly one full year. Curious how it has held up? Stay tuned for Vital's long term Trek Session 9.9 review and some in-depth insight about this awesome bike.