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    Sirrus2016 Specialized
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		Fitness
    2.9
    Frame
    		Aluminum
    		Steel
    Wheels
    		Aluminum
    Wheel Size
    		700c
    		Rim
    		Altus
    Drivetrain
    		3 × 8
    Brand Site

    specialized.com

    Summary
    		The Specialized Sirrus is a 700c aluminum frame fitness bike with modest 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)

    38 mph

    Sirrus

    Highest gear

    (descending)

    Geometry
    Specs
    Sirrus2016 Specialized
    Frame

    Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts

    Fork

    Steel, straight blades, fender/rack mounts

    Bottom Bracket

    Square taper, cartridge bearings

    Headset

    FSA, Campy style, integrated cartridge bearings, external sealed upper bearings, 15mm cone spacer

    Stem

    Forged alloy, 4-bolt, 20-degree rise

    Handlebar

    Specialized Flat Bar, alloy, 10-degree backsweep, 25.4mm clamp

    Saddle

    Body Geometry Targa Sport, steel rails, SWAT compatible mounts, 155mm

    Seatpost

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

    Type: Rigid

    Pedals

    Nylon, loose ball bearings, w/ reflectors

    Groupset
    Rear Derailleur

    Shimano Altus, 8-speed

    Front Derailleur

    Shimano Altus, 31.8mm adapter, top-swing, 8-speed

    Crank

    Shimano Altus, 48/38/28T w/chainguard

    Shifters

    Shimano Altus, EZ Fire Plus, 8-speed

    Cassette

    Shimano, 8-speed, 11-32t

    Chain

    KMC X8, 8-speed w/reusable MissingLink

    Brakes

    Front: V-brake, linear pull, Rear: V-brake, linear pull

    Type: Rim

    Brake Levers

    Shimano, V-brake

    Wheels
    Rims

    Alloy, double-wall

    Spokes

    Stainless, 14g

    Front Hub

    Double-sealed, QR, 32h

    Rear Hub

    Double-sealed, QR, 32h

    Tires

    Front: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection, Rear: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection

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