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    Recommended
    MSRP
    Where to Buy
    $1

    At

    Category
    Crosscountry
    Frame
    Aluminum
    Wheels
    Aluminum
    Wheel Size
    26″
    Tektro Rim
    Acera
    Drivetrain
    3 × 8
    Brand Site
    Summary
    The Trek Jack 1 is a 26″ aluminum frame crosscountry bike with modest components and tektro rim brakes.

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    Insights
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    30 mph

    Jack 1

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    Alpha White Aluminum

    Headset

    Aheadset w/semi-cartridge bearings, sealed

    Stem

    Bontrager Earl, 10 degree, 31.8mm

    Handlebar

    Bontrager Earl, 25mm rise, 31.8mm

    Saddle

    Bontrager Earl Jump Basic

    Seatpost

    Bontrager Sport

    TypeRigid

    Pedals

    Alloy platform

    Groupset
    Rear Derailleur

    Shimano Acera

    Front Derailleur

    Shimano C050

    Crank

    Shimano M341 42/32/22

    Shifters

    Shimano EF50, 8 speed

    Cassette

    SRAM PG830 11-32, 8 speed

    Brakes

    Tektro V w/Shimano EF50 levers

    TypeTektro Rim

    Wheels
    Rims

    Shimano M475 disc hubs; Bontrager Camino rims

    Tires

    Bontrager Earl, 26x2.4"; 27 tpi

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