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    MSRP
    $4,100
    Where to Buy
    $1

    At

    Category
    Commuter, E-Bike
    7.2
    Frame
    Aluminum
    Aluminum
    Wheels
    Aluminum
    Wheel Size
    650b
    Tektro Hydraulic Disc
    Bosch 600W 85Nm mid-drive
    Bosch 500Wh
    Deore
    Drivetrain
    1 × 10
    Brand Site

    diamondback.com

    Summary
    The Diamondback Union 2 is a 650b aluminum frame commuter e-bike with upper mid-range components and tektro hydraulic disc brakes.

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    Insights
    Spec Level

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

    Geometry
    Specs
    Frame

    Formed 6061 T6 Oversize Aluminum Alloy Thru Axle Dropout, Disc Brake Specific, Powertube Integrated Battery

    Fork

    Formed 6061 T6 w/ Integrated Crown, Disc Brake, Thru Axle

    Shock

    *

    Bottom Bracket

    *

    Headset

    Integrated, Sealed Bearing

    Stem

    Aluminum Alloy 3d Forged

    Handlebar

    Aluminum Alloy

    Saddle

    Custom Ergo Performance

    Seatpost

    Aluminum Alloy Forged Head, 350mm

    TypeRigid

    Pedals

    Shoe Friendly Urban Design, Resin Body

    Grips

    Ergo Comfort Control

    Groupset
    Rear Derailleur

    Shimano Deore M610, SGS

    Front Derailleur

    N/A

    Crank

    FSA Forged Aluminum for Bosch System

    Shifters

    Shimano Deore SL-M6000, 10 Speed

    Cassette

    Shimano, 11-32 tooth, 10 Speed

    Chain

    KMC x10e EPT, Ebike Specific

    Brakes

    Tektro HD-M735, 4 Piston Front 180mm Rotor, 2 Piston Rear 160mm Rotor

    TypeTektro Hydraulic Disc

    Brake Levers

    TEKTRO HD-M735, 2 Finger Lever

    Wheels
    Rims

    Aluminum 27.5", Black Anodized, 25mm ID, Disc Specific, 32 Hole

    Spokes

    Black w/Silver Nipples

    Front Hub

    Formula, Sealed Bearing, Thru Axle

    Rear Hub

    Formula, Sealed Bearing, Thru Axle

    Tires

    27.5" x 2.4" Schwalbe Super Moto

    Electric Components
    Motor

    Bosch Performance Line Speed, 85Nm Torque

    Battery

    Bosch PowerTube 500

    Display

    Bosch Kiox

    Charger

    Bosch 4A

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