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    RRP
    $2,599
    Where to Buy
    $1

    At

    Category
    Crosscountry, E-Bike
    Weight
    26.0 kg
    4.0
    Frame
    Aluminum
    Suntour XCM
    Wheels
    Aluminum
    Wheel Size
    27.5″
    Tektro Dorado Hydraulic Disc
    Bafang 500W 65Nm hub-drive
    672Wh
    X5
    Drivetrain
    1 × 9
    Suspension
    Hardtail
    Front Travel
    100mm
    Brand Site
    Summary
    The Surface 604 Quad is a 27.5″ aluminum frame hardtail crosscountry e-bike with mid-range components.

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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)

    45 km/h

    Quad

    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 XCM 32 Spring Suspension, 100mm Travel, Compression Adjust with Lockout, Preload Adjust, 100mm Hub Spacing, 32mm Steel Stanchions, 15mm Thru-Axle with 6mm Hex Bolt

    Travel100mm

    Spring TypeCoil

    Headset

    Surface 604 Branded, Integrated, Sealed Cartridge, Straight 1-1/8"

    Stem

    Ergotec 6+, Aluminum Alloy, 0° Rise, 50mm Length, Base Height, 15mm Tapered Spacer, Two 10mm Spacers, One 5mm Spacer, 31.8mm Clamp Diameter

    Handlebar

    Aluminum Alloy, 40mm Low-Rise, 20mm Backsweep, 720mm Width

    Saddle

    Velo, Active, Brown

    Seatpost

    Aluminum Alloy with Forged Single-Bolt Clamp, 4mm Hex Bolt for Seat Clamp (30.4mm to 27.2mm Shim and SR Suntour NCX Suspension Seatpost Shown on Demo Bike)

    TypeSuspension

    Pedals

    Aluminum Alloy Platform, Wide with Integrated Pins, Gold with Silver Accents (They May Switch to Black)

    Grips

    Stitched Faux Leather, Ergonomic, Black, Locking

    Groupset
    Crank

    Samox AF-38, Forged Alloy, 170mm Length, Sealed Cartridge Bearings, Hollow Spindle, STYX 7075 CNC 38 Tooth Narrow-Wide Steel Chainring

    Shifters

    SRAM X5 or Shimano Alivio Triggers on Right

    Cassette

    9 Speed 1x9 SRAM X5 or Shimano Alivio Derailleur, ZTTO 9S Cassette 11-36 Tooth (Nickel Chrome Gold)

    Brakes

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

    TypeTektro Dorado Hydraulic Disc

    Wheels
    Rims

    Double Wall, 6061 Aluminum Alloy, 35mm Outer Width, 36 Hole, Black

    Spokes

    Stainless Steel, 12 Gauge Back, 13 Gauge Front, Black

    Tires

    Maxxis Rekon+, 27.5" x 2.80" (71-584)

    Electric Components
    Motor

    Weight: 7.7 lbs (3.49 kg), Brand: Bafang RM G360.500.DC, Type: Rear-Mounted Geared Hub, Nominal Output: 500 watts, Peak Output: 750 watts, Torque: 65 Newton meters

    Battery

    Weight: 7.7 lbs (3.49 kg) (672wh Battery, 10lb for 960wh Battery), Brand: Samsung 18650 or 21700 (3,500mAh or 5,000mAh Cells), Reention Dorado Casing or Custom Casing, Voltage: 48 volts, Amp Hours: 14 ah (Optional 20ah), Watt Hours: 672 wh (Optional 960wh), Chemistry: Lithium-ion

    Display

    Surface 604 Branded, Fixed, Adjustable Angle, 3.5" Color, Backlit LCD, USB Type A Charging Port

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