Bike Comparison
    Émonda ALR 42021 Trek
    Recommended
    MSRP
    ($2,026)
    Where to Buy
    —
    $1

    At

    Category
    		Race
    Weight
    		20.6 lbs
    3.4
    Frame
    		Aluminum
    Fork
    		Carbon
    Wheels
    Wheel Size
    		700c
    Clearance
    		28c
    Brakes
    		Hydraulic Disc
    Motor
    Battery
    Groupset
    		Tiagra
    Drivetrain
    		2 × 10
    Brand Site

    trekbikes.com

    Summary
    		The Trek Émonda ALR 4 is an aluminum frame race bike with mid-range components and hydraulic disc brakes.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    Émonda ALR 4
    Other Race 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)

    36 mph

    Émonda ALR 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
    Émonda ALR 42021 Trek
    Bottom Bracket

    Shimano BB71, 86.5 mm, PressFit

    Stem

    Size: 47, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length; Size: 50, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length; Size: 52, 54, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length; Size: 56, 58, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length; Size: 60, 62, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length

    Handlebar

    Size: 47, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 38 cm width; Size: 50, 52, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40 cm width; Size: 54, 56, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42 cm width; Size: 58, 60, 62, 64, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44 cm width

    Saddle

    Bontrager Montrose Comp, steel rails, 138 mm width

    Seatpost

    Size: 47, Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length; Size: 50, 52, 54, 56, 58, 60, 62, 64, Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length

    Groupset
    Rear Derailleur

    Shimano Tiagra 4700, long cage, 34T max cog

    Front Derailleur

    Shimano Tiagra 4700, braze-on

    Crank

    Size: 47, 50, 52, Shimano Tiagra 4700, 50/34, 170 mm length; Size: 54, 56, Shimano Tiagra 4700, 50/34, 172.5 mm length; Size: 58, 60, 62, 64, Shimano Tiagra 4700, 50/34, 175 mm length

    Cassette

    Shimano Tiagra HG500, 12-28, 10-speed

    Chain

    Shimano Tiagra HG54, 10-speed

    Brakes

    Shimano Tiagra hydraulic disc

    Wheels
    Tires

    28c Bontrager tires (with at least 4mm of clearance to frame)

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