Trek Session 9.9 2020 [Review]

Reviewed by Pedallers

Last Updated on March 21, 2022


Trek Session 9.9 2020 (Review)

Trek Session 9.9 is a well-proportioned bike that combines lightweight and precision for a memorable downhill experience. Equipped with an OCLV carbon frame, a SRAM XO1DH drive train, Rockshox suspension, 29er Bontrager Line DH 30 wheels, Carbon Armor, this speed machine is built to give riders the confidence to take on difficult terrain. Its Shimano saint M820 hydraulic disc is uniquely positioned to provide exceptional handling, traction, and safety to negotiate steep bends.

Also, providing a dialed setup, the air shocks and fork of this bike are adjustable to give it a commanding presence on different tracks. More to this, its blazing speed and stability while tearing down difficult terrains, endear it with riders who seek the pinnacle of downhill riding experience.


The OCLV Carbon Frame

The OCLV carbon frame of this bike is made of unique fibers which help shed unnecessary weight. Its inclusion in this bike designs sees weight dramatically reduced while providing it with enhanced speed and more improved handling. While strength and stiffness are maintained, the rider is imbued with a feeling of competence as he speeds downhill.

Also, adding to the viability of this downhill bike are other amazing features such as tapered head tube and integrated frame protection. While durability is considered, the presence of carbon armor help distributes pressure on the frame while ensuring an overall feeling of comfort for the rider. With such impeccable design, the session is the choice for champions who wish to have an wide berth over their competition.

Bontrager line DH30 Wheels

The front and rear wheels of the session are fitted with the Bontrager line DH30 wheels. Quick and responsive, these 29mm internal width tires provide instant engagement on any terrain. Very lightweight, these massive tires come with engaging designs that are durable easily convert into forwarding thrusts keeping the rider ahead at all times. The Bontrager tires also come with carbon fiber rims for more protection on all terrains, massive 29mm internal width and 34mm external width.


Session 9.9 comes with a much improved RockShox Boxxer ultimate fork which reduces friction, while adding to its all-round roadworthiness. The RockShox fork, known for its lightweight, helps increase acceleration and reduce drag. For a bike as unique as the session, the fork goes a long way in providing the rider with proper firmness and support while maintaining its lightweight feel.


See specifications


Frame: OCLV Mountain Carbon frame, tapered head tube, integrated frame protection, Control Freak internal routing, magnesium rocker link, Mino Link.

Head Tube: Tapered.

Riding type: Downhill

Fork: RockShox Boxxer Ultimate, DebonAir spring, Charger 2 RC2 damper, straight steerer, 46mm offset, Boost, 110x20mm Maxle Stealth, 190mm travel

Shock: Rockshox super Deluxe

Saddle: Bontrager Arvada

Drive Train: Shimano 40 saint

Brakes: Shimano saint hydraulic disc

Brake levers: Shimano saint hydraulic disc

Front Wheel: Bontrager line DH30

Rear Wheel: Bontrager line DH30

Weight: 15.27kg

Cranks: Shimano saint.

Cassette: SRAM PG-720

Chain: SRAM PC 1110

  • Session 9.9 is an extremely fast bike.
  • Its unique design makes it suitable for downhill riding.
  • Adjustable air shocks and forks to meet challenges of various terrain
  • Its OCLV carbon frame gives it a unique light frame.
  • Its pricing is on the high side.
  • Its frame designs make it too light.


What terrain is Session 9.9 best suited for?

Session 9.9 is designed specifically for the demands of downhill racing. Its frame is specifically outfitted for lightness while retaining sufficient stiffness and traction to take on the most difficult terrains.

Is Session 9.9 adjustable to suit riders’ preferences?

Yes, it is designed with rider’s preferences in mind. To meet up with its high speed demands, the air shocks and fork are highly adjustable to suit the demands of different terrains.


Session 9.9 is a phenomenal bike. Uniquely designed, this rocket on wheels is the bike of choice for champions. Riders who seek thrilling downhill experience should get this unique bike. Its OCLV carbon frame provides riders with a lightweight feeling without eliminating its firmness as they glide downhill.

Its amazing Shimano brake puts the rider in absolute control while providing traction on the most difficult terrain. Perhaps its most unique feature is its adjustability, which affords the rider the ability to tune their air shocks and fork to meet the unique demands of various terrains.

Latest Price: Trek Session 9.9