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    MSRP
    Where to Buy
    $1

    At

    Category
    Fitness
    4.7
    Frame
    Aluminum
    Aluminum
    Wheels
    Aluminum
    Wheel Size
    700c
    Tektro Hydraulic Disc
    105
    Drivetrain
    2 × 9
    Brand Site

    specialized.com

    Summary
    The Specialized Sirrus Comp Disc is a 700c aluminum frame fitness bike with upper mid-range components and tektro hydraulic disc brakes.

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    Insights
    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

    Sirrus Comp Disc

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    Specialized E5 Premium Aluminum disc, fully-manipulated butted tubing w/ smooth welds, internal cable routing, tapered/integrated headset, fender/rack eyelets

    Fork

    Sirrus disc, Cr-Mo steerer, aluminum crown/lowers

    Bottom Bracket

    FSA, sealed bearings

    Headset

    1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer

    Stem

    Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp

    Handlebar

    Specialized flat bar, double-butted alloy, 10-degree backsweep, 31.8mm

    Saddle

    Body Geometry Targa Comp, Cr-Mo rails, 143mm

    Seatpost

    Alloy, 2-bolt, 12.5mm offset, 27.2mm

    TypeRigid

    Pedals

    Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable

    Groupset
    Rear Derailleur

    Shimano 105

    Front Derailleur

    Shimano

    Crank

    FSA Omega, forged alloy

    Shifters

    Shimano SL-R440R

    Cassette

    Shimano HG-50, 9-speed, 11-25

    Chain

    KMC X9

    Brakes

    Front: Tektro Draco 2, hydraulic disc, 160mm rotor, Rear: Tektro Draco 2, hydraulic disc, 160mm rotor

    TypeTektro Hydraulic Disc

    Brake Levers

    Tektro Draco, hydraulic lever

    Wheels
    Rims

    Front: AXIS 1.0 Disc, Rear: AXIS 1.0 Disc

    Tires

    Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c

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