Bike Comparison
    MSRP
    $4,799
    Where to Buy
    $1

    At

    Category
    Utility, E-Bike
    7.0
    Steel
    Fork
    Steel
    Wheels
    Aluminum
    Wheel Size
    650b
    Brakes
    Hydraulic Disc
    Bosch 600W 63Nm mid-drive
    500Wh
    Groupset
    microSHIFT Advent X, FSA
    Drivetrain
    1 × 10
    Brand Site

    surlybikes.com

    Summary
    The Surly Skid Loader is a 650b steel frame utility e-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)

    28 mph

    Skid Loader

    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

    100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, TIG welded, E.D. coated

    ColorBathwater Gray

    Fork

    100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated

    Bottom Bracket

    N/A

    Headset

    Cane Creek ViscoSet/40 series

    Stem

    Kalloy 4-bolt 31.8 mm clamp

    Handlebar

    Surly Terminal Bar

    Saddle

    WTB Volt

    Seatpost

    Trans-X Dropper Post, 120 mm/400 mm

    Groupset
    Rear Derailleur

    microSHIFT Advent X 10-speed

    Front Derailleur

    N/A

    Crank

    FSA Mega Arm set for Bosch, with FSA Mega Ring Steel, 38t

    Shifters

    microSHIFT Advent X Pro

    Cassette

    microSHIFT Advent X H-Series 10-speed, 11-48t

    Chain

    TAYA 10-speed

    Brakes

    Tektro 4-piston M745, Tektro 6-bolt 180 mm

    Wheels
    Rims

    WTB i35 27.5 HTZ, 36h

    Spokes

    Stainless 14g

    Front Hub

    Novatec thru-axle, 36h, 15 x 110mm

    Rear Hub

    Novatec HG spline cassette hub, sealed bearing, thru-axle, 36h, 12 x 148 mm

    Tires

    Surly ExtraTerrestrial 27.5 x 2.5", Tubeless Ready, 60tpi

    Electric Components
    Motor

    Bosch Performance Cargo Drive Unit (20 mph)

    Battery

    500 Wh

    Accessories
    Lights

    No

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