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    XO 12003 Trek
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		General Road
    2.6
    Frame
    		Aluminum
    		Aluminum
    Wheels
    		Aluminum
    Wheel Size
    		700c
    		Rim
    		Sora
    Drivetrain
    		3 × 8
    Brand Site
    Summary
    		The Trek XO 1 is an aluminum frame general road bike with mid-range components and 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)

    35 mph

    XO 1

    Highest gear

    (descending)

    Geometry
    Specs
    XO 12003 Trek
    Frame

    Alpha™ SL Aluminum in a Pro Cross geometry for speed and responsive handling.

    Fork

    Alloy Cross Specific w/alloy steerer

    Headset

    AHS 1-1/8" semi cartridge, sealed

    Stem

    Bontrager Sport, 15Ëš

    Handlebar

    Bontrager Race

    Saddle

    Bontrager FS 2000

    Seatpost

    Bontrager Sport

    Type: Rigid

    Pedals

    Shimano M515, clipless

    Groupset
    Rear Derailleur

    Shimano Sora

    Front Derailleur

    Shimano Sora

    Crank

    Shimano Sora 52/42/30

    Shifters

    Shimano Sora

    Cassette

    Shimano HG-50 13-26, 8spd

    Brakes

    w/ levers

    Type: Rim

    Wheels
    Rims

    Matrix Aurora, welded, machined sidewall rims; alloy quick release hubs; 14G stainless spokes

    Tires

    ,

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