F-Si Carbon 4 | Cross Country Bikes | Cannondale

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    Platform: F-Si

    Light, but it’s no lightweight.

    The ultimate XC race bike. Built to win on today’s aggressive World Cup courses or rule your local loop.

    Highlights

    • Lefty Ocho fork
    • SRAM NX Eagle drivetrain / Shimano hydro disc brakes
    • Cannondale 3 handlebar and seatpost / Fabric Scoop saddle

    Where it thrives

    In competition, up and down hills

    What it's built for

    Speed, agility, handling

    Connected
    An integrated wheel sensor delivers hyper accurate speed, route and distance info, registers your bike, reminds you of needed service and more, all through the free Cannondale App.
    Learn more
    SAVE micro-suspension
    Flex zones and directional carbon layup allow the rear triangle and seat tube to absorb shock for better traction, higher speeds and minimized fatigue, whether seated or standing. Go faster longer.

    International Connectivity

    • Wheel Sensor
      Cannondale Wheel Sensor

    Drivetrain

    • Bottom Bracket
      SRAM DUB PF30 MTB83
    • Chain
      SRAM NX Eagle, 12-speed
    • Crank
      Truvativ Stylo 6K DUB, 34T, Ai offset
    • Rear Cogs
      SRAM PG-1230, NX Eagle, 11-50, 12-speed
    • Rear Derailleur
      SRAM NX Eagle
    • Shifters
      SRAM NX Eagle, 12-speed

    Frameset

    • Fork
      Lefty Ocho, 29", 100mm, Chamber Damper with cable lockout, OppO Spring System, tapered steerer, 55mm offset
    • Frame
      BallisTec Carbon, SAVE, PF30-83, tapered head tube, Speed Release 12mm thru axle, Ai Offset
      • SAVE
      • PF30-83
      • Tapered head tube
      • Speed Release 12mm thru axle
      • Ai Offset
    • Headset
      Integrated, 1-1/8 to 1.5", sealed angular contact bearings (Integrated steer stop size small only)

    Wheels

    • Front Hub
      (F) Lefty 60
    • Front Tire
      (F) Schwalbe Racing Ray Performance 27.5/29 x 2.25", Addix Compound, tubeless ready
    • Rear Hub
      (R) Formula 12x148 w/ HG driver
    • Rear Tire
      (R) Schwalbe Racing Ralph Performance 27.5/29 x 2.25" rear, Addix compound, tubeless ready
    • Rims
      WTB STX i21 TCS, 28h, tubeless ready
    • Spokes
      DT Swiss Champion
    • Tire Size
      2.25
    • Tires
      (F) Schwalbe Racing Ray Performance 27.5/29 x 2.25", Addix Compound, tubeless ready(R) Schwalbe Racing Ralph Performance 27.5/29 x 2.25" rear, Addix compound, tubeless ready
    • Wheel Size
      29

    Brakes

    • Brake Levers
      Shimano MT500 hydro disc
    • Brakes
      Shimano MT500 hydro disc, 160/160mm RT66 rotors

    Components

    • Grips
      Cannondale Locking Grips
    • Handlebar
      Cannondale 3 Flat, 6061 double-butted Alloy, 31.8mm, 3° rise, 8° sweep, 760mm
    • Saddle
      Fabric Scoop Flat Elite, cro-mo rails
    • Seatpost
      Cannondale 3, 7075 Alloy, 27.2 x 400mm
    • Stem
      Cannondale 3, 6061 Alloy, 31.8, 7°

    Weight: 11.1 kg / 24.4 lbs - Bike and frame weights may vary in final production.

    Measurements

    • Size: SM (29")
      5'2" 157
      5'5" 165
    • Size: MD (29")
      5'6" 167
      5'9" 175
    • Size: LG (29")
      5'8" 172
      6'0" 182
    • Size: XL (29")
      6'1" 185
      6'5" 195
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    Geometry

    Size:

    Sizing

    Tell us how tall you are, we'll help you find the right size.

    Long Arms? Short Legs? Just not sure? Call Us!

    Customer Service can help you identify a size more specific to your body type.

    (123)456-7890

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    Highlights

    Where It Thrives

    What It's Built For

    Specifications

    Brakes

    Brake Levers

    Details

        Brakes

        Details

            Components

            Grips

            Details

                Handlebar

                Details

                    Saddle

                    Details

                        Seatpost

                        Details

                            International Connectivity

                            Power Meter

                            Details

                                Speed Sensor

                                Details

                                    Wheel Sensor

                                    Details

                                        Drivetrain

                                        Bottom Bracket

                                        Details

                                            Chain

                                            Details

                                                Crank

                                                Details

                                                    Front Derailleur

                                                    Details

                                                        Pedals

                                                        Details

                                                            Rear Cogs

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                                                                Rear Derailleur

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                                                                    Shifters

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                                                                        E-System

                                                                        E-System Battery

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                                                                            E-System Charger

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                                                                                E-System Display

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                                                                                    Extra

                                                                                    Extra 1

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                                                                                        Frameset

                                                                                        Frame

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                                                                                            Headset

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                                                                                                Rear Shock

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                                                                                                    Visibility

                                                                                                    Lights

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                                                                                                        Paint

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                                                                                                            Tire Sidewalls

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                                                                                                                Wheels

                                                                                                                Front Hub

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                                                                                                                    Front Tire

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                                                                                                                        Rear Hub

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                                                                                                                            Rear Tire

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                                                                                                                                Spokes

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                                                                                                                                    Tire Bead

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                                                                                                                                        Tire Casing

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                                                                                                                                            Tire Protection

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                                                                                                                                                Tire Size

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                                                                                                                                                        Tires

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                                                                                                                                                            Wheel Size

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