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    F 4002004 Trek
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		General Youth
    Frame
    		Aluminum
    		Steel
    Wheels
    		Aluminum
    Wheel Size
    		20″
    		Promax Rim
    		Shimano, Bontrager
    Drivetrain
    		1 × 8
    Brand Site
    Summary
    		The Trek F 400 is a 20″ aluminum frame general youth bike with modest components and promax 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)

    28 mph

    F 400

    Highest gear

    (descending)

    Geometry
    Specs
    F 4002004 Trek
    Frame

    Trek 6061 aluminum

    Fork

    Cro-Moly straight blade

    Headset

    Semi-cartridge, sealed

    Stem

    Prolite telescope, forged aluminum

    Handlebar

    Alloy

    Saddle

    Trek with built in handle

    Seatpost

    Aluminum

    Type: Rigid

    Pedals

    Folding platform, sealed

    Groupset
    Rear Derailleur

    Shimano 2200

    Crank

    Bontrager, cold-forged, 52T

    Shifters

    Shimano Revo

    Cassette

    SRAM 850 11-32, 8 speed

    Brakes

    Promax linear pull w/alloy levers

    Type: Promax Rim

    Wheels
    Rims

    Alloy hubs; alloy machined side 28h rims

    Tires

    Schwalbe Marathon Slick, 35-406 w/reflector

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