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    Fathom2025 Giant
    Recommended
    MSRP
    ($1,202)($1,343)
    Where to Buy
    $849

    35% off At Mike’s Bikes

    Category
    		Trail
    4.5
    Frame
    		Aluminum
    		Giant STL 34
    Wheels
    		Aluminum
    Wheel Size
    		27.5″
    		Shimano Hydraulic Disc
    		CUES
    Drivetrain
    		1 × 10
    Suspension
    		Hardtail
    Front Travel
    		140mm
    Brand Site

    giant-bicycles.com

    Summary
    		The Giant Fathom is a 27.5″ aluminum frame hardtail trail bike with upper mid-range components.

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    Similar Bikes
    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Fathom
    Other Trail bikes
    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)

    22 mph

    Fathom

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Fathom2025 Giant
    Frame

    ALUXX SL-grade aluminum, 12x148mm thru-axle

    BB Standard: BSA, 73mm, Threaded

    Tire Clearance: 2.6"

    Colors: Asphalt Green; Solar Flare

    Fork

    Giant STL 34, RCL, 140mm, 44mm offset, Boost 15x110

    Travel: 140mm

    Spring Type: Air

    Shock

    N/A

    Bottom Bracket

    Shimano, threaded

    Stem

    Giant Contact SL 35 S:40mm, M:40mm, L:50mm, XL:50mm

    Handlebar

    Giant Contact SL TR35, 780x35mm

    Saddle

    Giant Romero

    Seatpost

    Giant Contact Switch AT dropper, remote S: 110-140mm travel / 30.9 x 395mm

    Type: Dropper

    Grips

    Giant Sole-O

    Groupset
    Rear Derailleur

    Shimano CUES RD-U6000

    Front Derailleur

    N/A

    Crank

    Shimano CUES FC-U6000, 30t S:170mm, M:170mm, L:170mm, XL:170mm

    Shifters

    Shimano CUES SL-6000, 1x10

    Cassette

    Shimano CUES, CS-LG300, 11x48

    Chain

    KMC X-11

    Brakes

    Shimano BR-MT420, hydraulic, Shimano RT-26 rotors [F]180mm, [R]180mm

    Type: Shimano Hydraulic Disc

    Brake Levers

    Shimano MT-401

    Wheels
    Rims

    Giant AM 27.5, tubeless ready sleeve-joint rim, 30mm inner width

    Spokes

    stainless

    Front Hub

    alloy, sealed

    Rear Hub

    alloy, sealed

    Tires

    (F) DHF 27.5x2.5" (R) Maxxis Dissector 27,5x2.4"

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