GT Avalanche 3.0 Bike - 2013

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The GT Avalanche 3.0 hardtail mountain bike offers trail-riding fun and performance at a great price, and features a 100mm suspension fork and powerful hydraulic disc brakes.

  • Features

    • With 100mm of travel and convenient lockout, the SR Suntour XCM-MLO suspension fork helps maintain handling and smooths out rough trails
    • Suntour cranks power 27 gear combinations, which are guided by Shimano shifters and derailleurs for quick, precise shifts
    • Tektro hydraulic disc brakes offer powerful braking, even in wet conditions
    • Maxxis Sphinx tires offer good traction for mixed trail use
    • Replaceable rear derailleur hanger helps extend the usable life of the frame
    • Specs and images are subject to change


    This bike comes with Coast to Coast Support, which includes:
    • 1 year of free adjustments (see more below)
    • In-store bike assembly
    • Pickup in store or curbside
    • Bike experts available at 170+ bike shops
    REI Co-op Members get more:
    • Free flat tire repairs (labor only; parts not included)
    • 20% off shop services
    More about our free adjustments:
    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 GT Hardtail Mountain Bikes
  • Technical Specs

    Best Use

    Mountain Biking


    6061 aluminum

    Bike Suspension

    Front Suspension


    SR Suntour XCM-MLO, 100mm travel with lockout


    SR Suntour XCM-T414, 44/32/22t

    Bottom Bracket

    Tange Sealed


    Shimano Alivio

    Front Derailleur

    Shimano Acera

    Rear Derailleur

    Shimano Alivio

    Rear Cogs

    Shimano CS-HG20, 11-34t, 9-speed

    Number of Gears

    27 gear(s)


    Tektro HTC-300 hydraulic disc

    Brake Levers

    Tektro HTC-300 hydraulic


    Alex DM17, double wall

    Front Hub

    All Terra Alloy, 32h

    Rear Hub

    All Terra Alloy, 32h

    Wheel Size

    26 inches


    Maxxis Sphinx, 26x2.1

    Handlebar Shape

    Riser Bar


    All Terra Aluminum riser bar


    All Terra Threadless

    Seat Post

    All Terra Alloy micro adjust


    All Terra Tacoma


    GT Slim Line Flat platform


    Tange Seiki


    KMC Z99



    Bike Weight

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



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