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    Sirrus 2.0 Step-Through

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    Sirrus 2.0 Step-Through

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    We deliver! Just say when and how.

    You have places to go, people to see, and fitness goals to achieve. We get it—life moves pretty fast, so it's a good thing we made Sirrus to help you with all of it. Wherever you're heading, Sirrus will take you there. Sirrus features an alloy frame and steel fork construction, as well as reliable MicroSHIFT components that are built to withstand years of daily abuse on the world's pavement. Powerful hydraulic disc brakes provide reliable stopping power in any condition, and comfortable, ergonomically designed Body Geometry touchpoints are there to take the sting out of longer rides. So, as you push yourself to reach your goals, you'll feel more connected to your bike and know that you have the perfect partner with Sirrus.

    Technical Specifications

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    COCKPIT

    Handlebars

    Double-butted alloy, 9-degree backsweep, 31.8mm

    SeatPost

    Alloy, 12mm offset, 2-bolt clamp, 27.2mm

    Stem

    3D-forged alloy, 31.8mm, 7-degree rise

    Tape

    Specialized Body Geometry Contour, lock-on

    Saddle

    Bridge Sport, Steel rails, 155/143mm

    Seat Binder

    Bolt-type, 31.8mm

    DRIVETRAIN

    Rear Derailleur

    microSHIFT RD-M26S, 7-speed

    Shift Levers

    MicroSHIFT, 8-speed w/ indicator

    Front Derailleur

    MicroSHIFT FD-R252, Band-clamp

    Cassette

    MicroSHIFT H081, 8-speed, 11-32t

    Crankset

    Forged aluminum arms, 3-piece, 46/30T

    Chainrings

    46/30T w/ chainguard

    Bottom Bracket

    BSA, square-taper, 68mm

    Chain

    KMC X8 w/ Missing Link™

    WHEELS & TIRES

    Rims

    700C disc brake, double-wall alloy, 22mm depth, 21mm internal width

    Front Hub

    Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h

    Rear Hub

    Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h

    Spokes

    Stainless, 14g

    Front Tire

    RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c

    Rear Tire

    RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c

    Suspension

    Fork

    Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release

    BRAKES

    Rear Brake

    Promax F1, hydraulic disc, flat-mount, 140mm

    Front Brake

    Promax F1, hydraulic disc, flat-mount, 160mm

    WHEELS

    Inner Tubes

    Schrader valve, 40mm

    FRAMESET

    Frame

    Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts

    ACCESSORIES

    Pedals

    Specialized Body Geometry Fitness, platform, plastic

    * Weights based on production painted frames as pictured. Actual weights will vary based on colourway, frame size, and component variation. Specifications are subject to change without notice.

    Geometry

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    XSSM
    Crank Length170mm170mm170mm
    Stem Length70mm80mm90mm
    Handlebar Width580mm600mm600mm
    Seatpost Length300mm350mm350mm
    Saddle Width155mm155mm143mm
    Stack555mm563mm593mm
    Reach393mm400mm408mm
    Head-Tube Length139mm147mm175mm
    Head-Tube Angle70°70°71°
    B-B Height272mm272mm272mm
    B-B Drop70mm70mm70mm
    Trail70mm70mm64mm
    Fork Length (full)395mm395mm395mm
    Fork Rake/Offset51mm51mm51mm
    Front-Center628mm637mm646mm
    Chain-Stay Length440mm440mm440mm
    Wheelbase1058mm1068mm1077mm
    Top-Tube Length (horizontal)557mm567mm584mm
    Bike Stand-Over Height620mm620mm625mm
    Seat-Tube Length395mm450mm500mm
    Seat-Tube Angle73.5°73.5°73.5°
    Geometry

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