The 2015 Trek Session 9.9 DH 27.5 is a full-suspension mountain bike with a carbon OCLV Mountain / InTension / Armor frame. The frame has a Viper  Red finish.

It was released in 2015 and costs $9,349 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 25 pounds.

Components

The Session 9.9 DH 27.5 comes with DH components, including a Bontrager Rhythm Pro Direct Mount stem, an aluminum, Cane Creek IS-3 E2 headset and Shimano Saint shifters.

Drivetrain

The Session 9.9 DH 27.5 has 10 speeds and has Shimano Ultegra rear cogs.

Wheels

It comes with Bontrager G4 Team Issue tires (27.5in x 2.35in) and DT Swiss FR1950 Gravity Classic rims.