Bike Comparison
    ECR2020 Surly
    Recommended
    MSRP
    $1,900
    Where to Buy
    —
    $1

    At

    Category
    		Gravel
    4.3
    Frame
    		Steel
    Fork
    		Steel
    Wheels
    		Aluminum
    Wheel Size
    		27.5″ / 29″
    Clearance
    		3"
    Brakes
    		Mechanical Disc
    Motor
    Battery
    Groupset
    		NX Eagle
    Drivetrain
    		1 × 12
    Brand Site

    surlybikes.com

    Summary
    		The Surly ECR is a steel frame gravel bike with high-end components and mechanical disc brakes.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    ECR
    Other Gravel 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)

    24 mph

    ECR

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    ECR2020 Surly
    Frame

    Surly ECR, 100% Surly 4130 CroMoly steel. Surly ECR, 100% Surly 4130 CroMoly steel. ED coated. Double-butted main triangle. TIG-welded

    Tire Clearance: 3"

    Fork

    Surly ECR, TIG-welded custom-butted 4130 CroMoly, non-suspension corrected, 1-1/8˝ steerer tube, 203mm disc brake clearance

    Bottom Bracket

    SRAM Powerspline 118/73

    Headset

    Cane Creek, 40 series, 1-1/8"

    Stem

    ProMax 4 bolt, 31.8

    Handlebar

    Surly Moloko

    Saddle

    WTB Volt Sport

    Seatpost

    Promax 27.2, 350L, Offset

    Grips

    Velo Lock-On

    Groupset
    Rear Derailleur

    SRAM NX Eagle

    Front Derailleur

    None

    Crank

    SRAM NX Eagle 30T

    Shifters

    SRAM NX Eagle

    Cassette

    SRAM Eagle 11-50T, 12 speed

    Chain

    SRAM NX Eagle

    Brakes

    Avid BB7, Centerline rotors. 180/160mm front & rear

    Brake Levers

    Avid FR-5

    Wheels
    Rims

    WTB Scraper i40 TSC

    Front Hub

    OE 32h QR

    Rear Hub

    OE 32h Thru axle

    Tires

    Surly Knard 27.5x3.0", 60TPI Tubeless Ready

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