Bike Comparison
    MSRP
    $329$420
    Where to Buy
    $1

    At

    $420

    At Giant

    Category
    Mountain YouthMountain Youth
    Weight
    24.1 lbs
    1.7
    1.9
    AluminumAluminum
    Fork
    Steel
    Wheels
    AluminumAluminum
    Wheel Size
    20″20″
    Brakes
    RimRim
    Groupset
    TourneyTourney, Shimano
    Drivetrain
    1 × 71 × 7
    Suspension
    HardtailRigid
    Front Travel
    35mm-
    Brand Site

    trekbikes.com

    giant-bicycles.com

    Summary
    The Trek Precaliber 20 7-speed Boy's is a 20″ aluminum frame mountain youth bike with mid-range components and rim brakes.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Handling
    nimblestable
    2020 Precaliber 20 7-speed Boy's
    Other Mountain Youth 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)

    14 mph

    2020 Precaliber 20 7-speed Boy's

    14 mph

    2024 Talon 20 Lite

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Frame

    Alpha Silver Aluminum, 20'' kids' frame size

    ALUXX-grade aluminum

    Fork

    Kids' suspension, 35mm travel

    high-tensile steel, rigid

    Shock

    N/A

    Bottom Bracket

    Square taper, 68mm

    semi-cartridge

    Headset

    Adjustable ball bearing, threadless

    Stem

    Bontrager Approved alloy, 25.4mm clamp, 15 degree rise, 60mm

    forged alloy Ahead, 10-degree

    Handlebar

    Kids' steel, 25.4mm clamp, 40mm rise, 560mm width

    Giant Kids, alloy, 31.8mm, 10-degree rise, 60mm, custom taper design

    Saddle

    Kids' padded, integrated seatpost, with handle

    Explora Jr.

    Seatpost

    alloy, single-bolt, 27.2x250mm

    Pedals

    Kids' Satellite, 9/16 thread

    platform

    Grips

    Kids' grip, 125mm width

    Giant Junior, custom taper design

    Groupset
    Rear Derailleur

    Shimano Tourney TY300, long cage, 34T max cog

    Shimano Tourney

    Front Derailleur

    N/A

    Crank

    ProWheel alloy, 32T steel ring w/double guard, 127mm length

    alloy, 32t, 140mm

    Shifters

    Shimano Tourney RS45, 7 speed twist

    Shimano REVOSHIFT, 1x7

    Cassette

    SunRun freewheel, 14-28, 7 speed,

    14x34

    Chain

    KMC Z7, 7 speed

    KMC HV500

    Brakes

    Alloy linear-pull

    alloy, linear pull

    Brake Levers

    Kids', alloy

    alloy, junior MTB

    Wheels
    Rims

    Alloy 20'', 32-hole, schrader valve

    Giant Kids 20", alloy

    Spokes

    14g stainless steel

    stainless, 14g

    Front Hub

    Alloy, 100mm bolt-on

    nutted, 28h

    Rear Hub

    Alloy, 8-speed, 130mm bolt-on

    nutted, 28h

    Tires

    Bontrager XR1, wire bead, 27 tpi. 20x2.25''

    Giant Junior Sport, 20x1.95", 22 tpi

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