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With a fun, agile frame and trusty Shimano parts, the Cannondale Trail SL 29er 3 hardtail mountain bike is a great way to explore trails and treat yourself to the fun that is riding a 29er.

  • Features

    • 6061 aluminum Trail SL 29er frame features a relaxed geometry for a stable, predictable ride; oversize headtube improves strength, stiffness and enhances handling performance
    • Oversize 1.5 in. headtube enhances strength, rigidity and steering precision
    • Rear stays are shaped to enhance comfort by damping vibration and lessening the impacts of bumps
    • RST Deuce Coil 29 suspension smooths out the trail with 80mm of travel and features both lockout and rebound adjustment for customizing the ride
    • Reliable and precise, the Shimano drivetrain features snappy Alivio trigger shifters and Deore Shadow rear derailleur to make quick work of shifting through the 27 gears
    • Shimano hydraulic disc brakes ensure easy finessing of your speed and outright stopping power when it is needed
    • Fast and versatile, the Kenda Small Block 8 tires provide good traction on packed trails
    • Platform pedals accept most types of shoes
    • Specs on the Cannondale Trail SL 29er 3 hardtail mountain bike 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 Hardtail Mountain Bikes
  • Technical Specs

    Best Use

    Mountain Biking

    Bike Frame Material



    T6061 aluminum

    Bike Suspension

    Front Suspension


    RST Deuce Coil 29, 80mm travel with lockout and rebound adjustment


    Shimano M430, 44/33/22

    Bottom Bracket

    Shimano ES-25 Octalink


    Shimano Alivio

    Front Derailleur

    Shimano Alivio

    Rear Derailleur

    Shimano Deore Shadow

    Rear Cogs

    Shimano HG53 12-36, 9-speed

    Number of Gears



    Shimano M446 hydraulic disc

    Brake Levers

    Shimano M446


    Maddux DC3.0

    Front Hub

    Cannondale C4, 32h

    Rear Hub

    Cannondale C4, 32h

    Wheel Size

    29 inches


    Kenda Small Block 8, 29 x 2.1

    Handlebar Shape

    Riser Bar


    Cannondale C3


    Cannondale C4

    Seat Post

    Cannondale C3


    Cannondale Stage 2


    V Platform


    Tange Custom 1.5


    Shimano HG53


    29.3 pounds

    Bike Weight

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



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