Bike Comparison
    Session 8 27.52020 Trek
    Recommended
    MSRP
    $4,729
    Where to Buy
    —
    $1

    At

    Category
    		Downhill
    Weight
    		35.9 lbs
    8.0
    Frame
    		Aluminum
    Fork
    		RockShox BoXXer Select
    Shock
    Wheels
    		Aluminum
    Wheel Size
    		27.5″
    Brakes
    		Hydraulic Disc
    Motor
    Battery
    Groupset
    		GX, Truvativ Descendant
    Drivetrain
    		1 × 7
    Suspension
    		Full
    Front Travel
    		200mm
    Rear Travel
    		210mm
    Brand Site

    trekbikes.com

    Summary
    		The Trek Session 8 27.5 is a 27.5″ aluminum frame full suspension downhill bike with high-end components.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Session 8 27.5
    Other Downhill bikes
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    25 mph

    Session 8 27.5

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Session 8 27.52020 Trek
    Frame

    Alpha Platinum Aluminum, tapered head tube, internal control routing, integrated frame protection, downtube guard, ISCG 05 mount, magnesium rocker link, Mino Link, ABP, 157x12mm thru axle, 210mm travel

    BB Standard: BSA, 83mm, Threaded

    Tire Clearance: 2.4"

    Fork

    RockShox Boxxer Select, DebonAir spring, Charger RC damper, 46mm offset, 20x110mm Boost thru axle, 200mm travel

    Bottom Bracket

    SRAM DUB, 83mm, BSA threaded

    Headset

    FSA Orbit, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom

    Stem

    Bontrager Line Pro, 35mm, Direct Mount, 50mm length

    Handlebar

    Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width

    Saddle

    Bontrager Arvada, hollow chromoly rails, 138mm width

    Seatpost

    Bontrager Rhythm Elite, 31.6mm, 0mm offset, 330mm length

    Pedals

    Wellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins

    Grips

    Bontrager XR Trail Elite, alloy lock-on

    Groupset
    Rear Derailleur

    SRAM GX DH

    Crank

    Truvativ Descendant DH, DUB 83, 34T steel ring, 165mm length

    Shifters

    SRAM GX DH, 7 speed

    Cassette

    SRAM PG-720, 11-25, 7 speed

    Chain

    SRAM PC-1110, 11 speed

    Brakes

    SRAM Guide R 4-piston hydraulic disc, 200mm front rotor, 180mm rear rotor

    Wheels
    Rims

    Front: Bontrager Line DH 30, Tubeless Ready, 6-bolt, 110x20mm Boost thru axle, Rear: Bontrager Line DH 30, Tubeless Ready, 6-bolt, 157x12mm thru axle

    Tires

    Bontrager G4 Team Issue, Inner Strength sidewalls, wire bead, 60 tpi, 27.5x2.40''

    Disc Rotors

    Size: S, M, L, XL, SRAM CenterLine, 6-bolt, round-edge, 180mm; Size: S, M, L, XL, SRAM CenterLine, 6-bolt, round-edge, 200mm

    Riders Also Compared