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    MSRP
    $1,999
    Where to Buy
    $1

    At

    Category
    Commuter, E-Bike
    Weight
    57.2 lbs
    5.3
    Frame
    Aluminum
    Suntour XCT
    Wheels
    Aluminum
    Wheel Size
    26″
    Tektro Hydraulic Disc
    Bafang 500W 50Nm hub-drive
    499Wh
    Alivio
    Drivetrain
    1 × 9
    Suspension
    Hardtail
    Front Travel
    80mm
    Brand Site
    Summary
    The Surface 604 Colt is a 26″ aluminum frame commuter e-bike with mid-range components and tektro hydraulic disc brakes.

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    Insights
    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)

    30 mph

    Colt

    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

    6061 Aluminum Alloy

    Fork

    SR Suntour XCT Spring Suspension, 80mm Travel, 28mm Steel Stanchions, Lockout Adjust, Compression Adjust, Preload Adjust, 100mm Hub Spacing, 9mm Skewer with Quick Release

    Travel80mm

    Spring TypeCoil

    Headset

    Integrated, Sealed Cartridge, Straight 1-1/8"

    Stem

    Satori UP2+, Adjustable Angle 0° to 90°, 70mm Base Height, 110mm Length, 20mm Stack Height, Two 10 mm Risers, 31.8mm Clamp Diameter

    Handlebar

    Aluminum Alloy, 20mm Low-Rise, 630 mm Length, 6° Backsweep

    Saddle

    Selle Royal FreeWay, Gel

    Seatpost

    Aluminum Alloy with Forged Single-Bolt Clamp

    TypeRigid

    Pedals

    Wellgo Aluminum Alloy Platform with Rubber Tread

    Grips

    Stitched Faux Leather, Ergonomic, Black

    Groupset
    Crank

    Samox, Forged Alloy, Sealed Cartridge Bearings, Hollow Spindle, 42 Tooth Steel Chainring

    Shifters

    Shimano Alivio Triggers on Right (Two-Way High Lever, Three-Shift Low Lever), Shift Display Readout

    Cassette

    9 Speed 1x9 Shimano Alivio Derailleur, Shimano CS-HG201-9 Cassette 11-34 Tooth

    Brakes

    Tektro Auriga Hydraulic Disc with 180mm Rotors, Dual-Piston Calipers, Three-Finger Tektro Levers Motor Inhibitors and Adjustable Reach

    TypeTektro Hydraulic Disc

    Wheels
    Rims

    Double Wall, Aluminum Alloy, 25mm Outer Width, 36 Hole, Black

    Spokes

    Stainless Steel, 13 Gauge, Black

    Tires

    Kenda Kranium, 26" x 2.10" (54-559)

    Electric Components
    Motor

    Weight: 9 lbs (4.08 kg), Brand: Bafang RM G360.500.DC, Type: Rear-Mounted Geared Hub, Nominal Output: 500 watts, Peak Output: 750 watts, Torque: 50 Newton meters

    Battery

    Weight: 7.5 lbs (3.4 kg), Brand: Samsung 18650 (2400mA or 3200mA Cells), Reention Dorado Casing, Voltage: 48 volts, Amp Hours: 10.4 ah (Optional 14ah), Watt Hours: 499.2 wh (Optional 672wh), Chemistry: Lithium-ion

    Display

    Key-Disp KD718, Fixed, Adjustable Angle, 3.25" Color, Backlit LCD

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