Bike Comparison
    Dual Sport 42021 Trek
    Recommended
    MSRP
    $1,269
    Where to Buy
    —
    $1

    At

    Category
    		Commuter
    Weight
    		27.5 lbs
    6.0
    Frame
    		Aluminum
    Fork
    		Suntour NRX
    Wheels
    		Aluminum
    Wheel Size
    		700c
    Brakes
    		Hydraulic Disc
    Motor
    Battery
    Groupset
    		Deore
    Drivetrain
    		1 × 11
    Suspension
    		Hardtail
    Front Travel
    		63mm
    Brand Site

    trekbikes.com

    Summary
    		The Trek Dual Sport 4 is a 700c aluminum frame commuter bike with upper mid-range components and hydraulic disc brakes.
    Similar Bikes
    Accessories
    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)

    33 mph

    Dual Sport 4

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Dual Sport 42021 Trek
    Frame

    Alpha Gold Aluminum, DuoTrap S compatible, internal cable routing, rack & fender mounts, post mount disc, kickstand mount, 135x5mm QR

    BB Standard: BSA, 73mm, Threaded

    Tire Clearance: 45c

    Color: Trek Black

    Fork

    SR Suntour NRX RL, remote lockout, preload, 100x5mm QR, 63mm travel

    Bottom Bracket

    Prowheel PW-BB73+, 68/73mm, threaded external

    Headset

    1-1/8'' threadless, sealed cartridge bearings

    Stem

    Size: S, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: M, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length; Size: L, Bontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 100mm length; Size: XL, Bontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 110mm length

    Handlebar

    Size: S, M, Bontrager Comp Lowriser, alloy, 31.8mm, 15mm rise, 600mm width; Size: L, XL, Bontrager Comp Lowriser, alloy, 31.8mm, 15mm rise, 660mm width

    Saddle

    Bontrager Evoke

    Seatpost

    Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length

    Pedals

    Wellgo Black with reflectors

    Grips

    Bontrager XR Endurance Elite, lock-on, ergonomic

    Groupset
    Rear Derailleur

    Shimano Deore M5100, long cage, Shadow Plus

    Crank

    ProWheel alloy, 42T, 175mm

    Shifters

    Shimano Deore M5100, 11 speed

    Cassette

    Shimano Deore M5100, 11-51, 11 speed

    Chain

    KMC X11, 11 speed

    Brakes

    Shimano MT200 hydraulic disc

    Wheels
    Rims

    Bontrager Affinity Disc, Tubeless Ready, 32-hole, 21mm width, presta valve

    Spokes

    14g stainless steel

    Front Hub

    Shimano M3050, centerlock, 100x5mm QR

    Rear Hub

    Shimano M3050 centerlock, 135x5mm QR

    Tires

    Bontrager GR1 Expert, Hard-Case Lite, wire bead, 60 tpi, 700x40c

    Disc Rotors

    Shimano RT54, 160mm, centerlock

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