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    MSRP
    Where to Buy
    $1

    At

    Category
    Fitness
    4.0
    Frame
    Aluminum
    Carbon
    Wheels
    Aluminum
    Wheel Size
    700c
    Rim
    105
    Drivetrain
    3 × 10
    Brand Site

    specialized.com

    Summary
    The Specialized Sirrus Expert is a 700c aluminum frame fitness bike with upper mid-range components and rim 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)

    36 mph

    Sirrus Expert

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    Specialized Sirrus E5 aluminum, carbon seatstays w/ Zertz inserts, integrated headset

    Fork

    Sirrus Carbon Fork, carbon crown and alloy steerer

    Bottom Bracket

    With Crankset

    Headset

    Cage bearings integrated HS. w/ 20mm of spacers w/ top cap

    Stem

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

    Handlebar

    2014 alloy, flat bar, 5-degree bend

    Saddle

    Body Geometry Sonoma, 155mm width

    Seatpost

    Carbon wrapped, two-bolt clamp, 27.2mm

    TypeRigid

    Pedals

    Silver cage/black body, w/ black toe clips and strap

    Groupset
    Rear Derailleur

    Shimano 105

    Front Derailleur

    Shimano

    Crank

    Shimano FCR-553

    Shifters

    Shimano Flat Bar Road Shifters

    Cassette

    Shimano 105, 10-speed, 12-27t

    Chain

    KMC X10 CP

    Brakes

    Front: Mini-V brakes cold-forged, steel cartridge pads, Rear: Mini-V brakes cold-forged, steel cartridge pads

    TypeRim

    Brake Levers

    Forged alloy

    Wheels
    Rims

    Mavic CXP-22 S, aluminum triple-wall, sleeve joint, CNC machined sidewalls, w/ eyelets

    Spokes

    Stainless 14g

    Front Hub

    Forged alloy, sealed, 28h for J bend round spokes

    Rear Hub

    Forged alloy, sealed, cassette, QR, 32h

    Tires

    Front: All Condition Armadillo Elite, 700 x 28c, aramid bead, 120TPI, Rear: All Condition Armadillo Elite, 700 x 28c, aramid bead, 120TPI

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