Bike Comparison
    SLR 8.9 Disc Carbon2021 Boardman
    Recommended
    MSRP
    ($2,216)
    Where to Buy
    —
    $1

    At

    Category
    		Race
    Weight
    		20.7 lbs
    4.7
    Frame
    		Carbon
    Fork
    		Carbon
    Wheels
    		Aluminum
    Wheel Size
    		700c
    Brakes
    		Hydraulic Disc
    Motor
    Battery
    Groupset
    		105
    Drivetrain
    		2 × 11
    Brand Site

    boardmanbikes.com

    Summary
    		The Boardman SLR 8.9 Disc Carbon is a carbon frame race bike with upper mid-range components and hydraulic disc brakes.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    SLR 8.9 Disc Carbon
    Other Race 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)

    39 mph

    SLR 8.9 Disc Carbon

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    SLR 8.9 Disc Carbon2021 Boardman
    Frame

    C7 Carbon Disc - Aero-Optimised

    BB Standard: BB86/BB92, Press Fit

    Fork

    C7 Carbon Disc with tapered steerer

    Bottom Bracket

    Shimano Press Fit

    Headset

    FSA Orbit C-40 ACB, 1 1/8” - 1.5” Tapered, Integrated.

    Stem

    Boardman Alloy, 31.8mm clamp

    Handlebar

    Boardman Alloy, 31.8mm clamp, 70mm reach, 120mm drop

    Saddle

    Boardman SLR

    Seatpost

    Boardman Alloy, 27.2mm

    Pedals

    Toe strap road, 9/16”

    Groupset
    Rear Derailleur

    Shimano 105 R7000 11 speed

    Front Derailleur

    Shimano 105 braze- on

    Crank

    Shimano 105 R7000 50-34

    Shifters

    Shimano 105 2x11

    Cassette

    Shimano CS-R7000 11 speed, 11-30

    Chain

    KMC X11

    Brakes

    Front: Shimano 105 Hydraulic Disc Brake - 160mm Rotor, Rear: Shimano 105 Hydraulic Disc Brake - 160mm Rotor

    Wheels
    Rims

    Boardman Tubeless Ready 28h front & rear

    Spokes

    Double Butted Stainless Steel, Radial front, 2X rear

    Front Hub

    Formula 100mm x12mm Front / 142mmx12mm Rear

    Rear Hub

    Formula 100mm x12mm Front / 142mmx12mm Rear

    Tires

    Vittoria Rubino Pro G2.0 folding, 700x28c

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