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Aggressive style, traffic-slaying performance and uniquely integrated lights that improve your visibility make Cannondale Bad Boy 1 bike the ultimate urban ride.

  • Features

    • Rigid lefty features extruded OPI fork leg with bright, integrated LED light strip for added visibility; micro-USB rechargeable battery
    • Superclean integrated LED lights in the seatpost improve your visibility in low light
    • Reflective top tube bumper protects your frame and you as well
    • Specs and images are subject to change


    Free Adjustment Period:
    New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
    View all Cannondale Hybrid Bikes
  • Technical Specs

    Best Use

    Urban Cycling

    Bike Frame Material



    Bad Boy OPI, SmartForm C1 alloy, integrated Urban Armor bumper, BSA, 1-1/8" head tube, sliding dropout



    Bike Suspension

    No Suspension


    Lefty LightPipe rigid, integrated SuperNova LED light strip, USB rechargeable battery, 1-1/8 in. steerer


    FSA Comet, Gates Belt Drive sprocket 46T

    Bottom Bracket

    FSA MegaExo


    Shimano Alfine Rapidfire, 8-speed

    Rear Cogs

    Gates rear sprocket, 22T

    Number of Gears

    8 gear(s)

    Internally Geared


    Brake Type

    Hydraulic Disc Brake


    Shimano M396 hydraulic disc, 160/160mm rotors

    Brake Levers

    Shimano Alfine Rapidfire, 8-speed



    Front Hub

    Lefty 50 front

    Rear Hub

    Shimano Alfine 8-speed internal rear

    Wheel Size



    WTB Byway, 650b x 40c

    Tire Width

    40 millimeters

    Handlebar Shape

    Riser Bar


    Cannondale C4 Riser, 6061 alloy, 18mm rise, 8° back, 4° up, 720mm


    Bad Boy Si, integrated sandwich stem, 65mm

    Seat Post

    LightSkin with integrated rear LED light, 31.6, USB-rechargeable


    Fabric Scoop Radius Elite, chromoly rails


    Cannondale Urban platform pedals


    FSA Cartridge Bearing


    Gates Carbon Drive, CDX Centertrack, 113t

    Belt Drive



    26 lbs. 12.8 oz.

    Bike Weight

    Bike weight is based on median size, as sold, or the average of two median sizes.



  • Size Chart

    S M L XL
    Height Range 5'1"- 5'5" 5'5"- 5'9" 5'9"-6'0" 6'0"-6'3"
    Reach 38.6 40.9 42.3 44.6
    Stack 58.9 61.8 66.0 68.8
    Effective Top Tube 56.0 59.2 61.8 65.0
    Seat Tube Center-Top 45.0 49.0 52.5 55.0
    Standover Height 76.2 79.2 83.3 85.8
    Head Tube Length 16.0 16.0 18.0 18.0
    Head Tube Angle (degrees) 70.0 70.0 70.0 70.0
    Seat Tube Angle (degrees) 73.5 73.5 73.5 73.5
    Bottom Bracket Height 2.8 2.8 2.8 2.8
    Wheelbase 103.6 107.0 109.9 113.3
    Chainstay 43.5 43.5 43.5 43.5
    Fork Offset 2.2 2.2 2.2 2.2

    Sizing Notes

    Measurements are stated in centimeters unless otherwise indicated.

  • Reviews
    5 reviews with an average rating of 3.2 out of 5 stars

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