Bike Comparison
    MSRP
    $1,499$1,199
    Where to Buy
    $1

    At

    $1

    At

    Category
    GravelGravel
    Weight
    30.9 lbs
    3.6
    3.6
    SteelSteel
    Fork
    SteelSteel
    Wheels
    AluminumAluminum
    Wheel Size
    650b650b
    Brakes
    Hydraulic DiscHydraulic Disc
    Groupset
    TiagraTiagra, FSA
    Drivetrain
    2 × 102 × 10
    Brand Site

    breezerbikes.com

    breezerbikes.com

    Summary
    The Breezer Doppler Pro is a steel frame gravel bike with mid-range components and hydraulic disc brakes.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    2021 Doppler Pro
    2023 Doppler Pro+
    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)

    36 mph

    2021 Doppler Pro

    36 mph

    2023 Doppler Pro+

    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

    Breezer butted-chromoly steel, 44mm headtube, BSA Threaded BB, 142 x 12mm

    BB StandardBSA, 68mm, Threaded

    Breezer butted-chromoly steel, 44mm headtube, BSA Threaded BB, 142 x 12mm

    BB StandardBSA, 68mm, Threaded

    Fork

    Chromoly disc, 1 1/8", rack / fender & side bottle mounts, 100 x 12mm through-axle

    Chromoly disc, 1 1/8", rack / fender & side bottle mounts, 100 x 12mm through-axle

    Bottom Bracket

    Praxis BSA M24

    FSA BSA 386

    Headset

    FSA 1 1/8”, No.10 ZS44

    FSA 1 1/8", No.10 internal, 36° ACB-sealed, 6.5mm aluminum top cover

    Stem

    Breezer B-Road, 3D-forged 6061 stem body, +/-7°

    Breezer B-Road, 3D-forged 6061 stem body, +/-7°

    Handlebar

    Breezer B-Road, 6061 alloy, 31.8mm clamp, 133mm drop

    Breezer B-Road, 6061 alloy, 31.8mm clamp, 133mm drop

    Saddle

    WTB Volt Comp 142x265, steel rail

    Selle San Marco Monza or WTB Volt

    Seatpost

    Breezer, 6061 alloy, 27.2mm diameter

    Breezer, 6061 alloy, 27.2mm diameter

    Pedals

    N/A

    N/A

    Groupset
    Rear Derailleur

    Shimano Tiagra

    Shimano Tiagra or MicroSHIFT R10

    Front Derailleur

    Shimano Tiagra

    Shimano Tiagra or MicroSHIFT R10

    Crank

    Oval 300, 48/32T

    FSA Omega or Praxis, 48/32T

    Shifters

    Shimano Tiagra, 2x10-speed

    Shimano Tiagra or MicroSHIFT R10, 2x10

    Cassette

    Shimano, HG500, 11-34T, 10-speed

    Shimano HG500 or MicroSHIFT, 11-34T, 10-speed

    Chain

    Shimano CN-4601 10-speed

    Shimano CN-4601, 10spd

    Brakes

    Tektro HY/RD C hydraulic disc, 160mm rotor

    Tektro HY/RD C hydraulic disc, 160mm rotor

    Brake Levers

    Shimano Tiagra

    Shimano or MicroSHIFT

    Wheels
    Rims

    650B WTB ST Light i23 disc, tubeless compatible, 14g SS spokes, 32H

    WTB 650B STi23 disc, tubeless compatible, KT front dynamo hub, 14g SS spokes, 32H

    Tires

    WTB Venture TCS Tubeless Ready, 650 x 47c, folding bead

    WTB Horizon, 650 x 47c, wire bead

    Accessories
    Lights

    N/A

    Front: Spanninga Axendo 40, dynamo powered, Rear: Spanninga Presto RL15 XB

    Fenders

    Alloy fenders w/ struts

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