Bike Comparison
    MSRP
    $8,399$7,100
    Where to Buy
    $1

    At

    $7,100

    At Specialized

    Category
    DownhillDownhill
    Weight
    34.5 lbs38.5 lbs
    8.7
    8.7
    CarbonAluminum
    Fork
    Fox Factory Float 40Öhlins DH38 M.1
    Shock
    Öhlins
    Wheels
    AluminumAluminum
    29″29″ / 27.5″
    Brakes
    Hydraulic DiscHydraulic Disc
    Groupset
    Saint, MRPX01
    Drivetrain
    1 × 101 × 7
    Suspension
    FullFull
    Front Travel
    190mm200mm
    Rear Travel
    190mm200mm
    Brand Site

    trekbikes.com

    specialized.com

    Summary
    The Trek Session 9.9 29 is a 29″ carbon 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
    2019 Session 9.9 29
    2023 Demo Race
    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)

    28 mph

    2019 Session 9.9 29

    28 mph

    2023 Demo Race

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Frame

    OCLV Mountain Carbon main frame & stays, ABP, magnesium EVO Link, tapered head tube, Mino Link, integrated frame protection, Control Freak internal routing, Carbon Armor, ISCG mount, 190mm travel

    M5 alloy, Style-Specific DH Geometry, horst pivot flip chip for 27.5 or 29 rear wheel, BSA threaded BB, full internal cable routing with option for full external brake, 148mm rear spacing, sealed cartridge bearing pivots, replaceable derailleur hanger, 200mm of travel

    Fork

    Fox Factory 40 FIT Grip2, air spring, Kashima Coat, hi/lo speed compression, Boost 110x20 thru axle, 190mm travel

    Travel200mm

    Öhlins DH38 M.1 29, TTX Twin Tube Damping, external low speed rebound adjust, external high and low speed compression adjustment, 20x110mm, 58mm offset, 200mm of travel

    Travel200mm

    Shock

    Öhlins TTX 22 M Coil, external rebound adjust, external high and low speed compression adjustment, Trunnion mount, 225x75

    Bottom Bracket

    Shimano SM-BB80, 83mm

    SRAM DUB, 83mm

    Headset

    FSA Orbit, sealed cartridge bearing, 1-1/8˝ top, 1.5˝ bottom (includes geometry adjust angled cups)

    Stem

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

    Renthal Integra35, Direct Mount Stem, 45mm length

    Handlebar

    Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise, 820mm width

    Renthal Fatbar35, 5-degree upsweep, 7-degree backsweep, 30mm rise, 800mm, 35.0mm

    Saddle

    Bontrager Arvada, austenite rails

    Body Geometry Henge DH, hollow titanium rails, 130mm

    Seatpost

    Bontrager Rhythm Elite, 31.6mm, 0mm offset

    Thomson, alloy, straight, 12-degree clamp

    Pedals

    Wellgo MG-1, magnesium body, Cro-Mo axle, replaceable pins

    Grips

    Bontrager XR Trail Elite, alloy lock-on

    Deity Lockjaw

    Groupset
    Rear Derailleur

    Shimano Saint M820, Shadow Plus

    SRAM X01 DH, 7-speed, trigger

    Crank

    Shimano Saint M825, 36T w/MRP G4 carbon chainguide

    SRAM X01 DH, DUB, carbon, Direct mount ring, 165mm, 34T

    Shifters

    Shimano Saint, 10 speed

    SRAM X01 DH, trigger, 7-speed

    Cassette

    Shimano CS-5700, 11-25, 10 speed

    SRAM X01 DH, 7-speed, 10-24t

    Chain

    KMC X10

    SRAM PC1130 w/ Powerlink, 11-speed

    Brakes

    Shimano Saint M820 hydraulic disc

    Front: Magura MT7, 4-piston caliper, hydraulic disc, 203mm, Rear: Magura MT7, 4-piston caliper, hydraulic disc, 203mm

    Wheels
    Rims

    Bontrager Line DH 30, Tubeless Ready, Boost 110x20 front, 157x12 rear w/7 speed DH freehub

    Roval 29" Alloy DH, 28mm internal width, 28h front, 32h rear, tubeless ready

    Spokes

    DT Swiss Competition, stainless steel, 14g

    Front Hub

    Alloy, sealed cartridge bearings, 20x110mm, 28h

    Rear Hub

    DT Swiss 350, SRAM XD freehub, 6-bolt disc, high-low flange, sealed cartridge bearings, 12x148mm spacing, 32h

    Tires

    Bontrager G5 Team Issue, wire bead, 29x2.50˝

    Front: Butcher, GRID GRAVITY casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3", Rear: Butcher, GRID GRAVITY casing, GRIPTON® T9 compound, 2Bliss Ready, 27.5x2.3"

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