Bike Comparison
    MSRP
    Where to Buy
    $1

    At

    $1

    At

    Category
    FitnessFitness
    2.5
    2.5
    AluminumAluminum
    Fork
    SteelSteel
    Wheels
    AluminumAluminum
    Wheel Size
    700c700c
    Brakes
    RimRim
    Groupset
    TourneyTourney
    Drivetrain
    1 × 71 × 7
    Brand Site

    bianchi.com

    bianchi.com

    Summary
    The Bianchi Siena Altus and Bianchi Siena Dama Altus are both 700c aluminum frame fitness bikes with mid-range components and rim 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)

    26 mph

    Siena Altus

    26 mph

    Siena Dama Altus

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    Siena Gent Al6061, 700c, Old 135mm, Size: 16"/18.5"/21"/23" (41cm,47cm,54cm,59cm)

    Siena Lady AL6061, 700c, Old 135mm, size: 15", 16.5", 19.5" (38cm, 42cm, 50cm)

    Fork

    Bianchi Hi-Ten 700c, 1.1/8"

    Bianchi Hi-Ten 700c, 1.1/8"

    Bottom Bracket

    Steel, cartridge type

    Bsa 68/127mm, cartridge type, steel

    Headset

    Threaded, steel, 1.1/8"

    Threaded, steel, 1.1/8"

    Stem

    Alloy diam 25.4mm, quill length 180mm, ext: 80mm-16", 10mm-18.5-23"

    Alloy, diam 25.4mm, quill length:180mm, rise 25°, ext: 80mm-16.5", 100mm-19.5mm

    Handlebar

    Bianchi steel, dia 25.4mm, width 600mm, rise 50mm

    Steel, diam 25.4mm, width: 600mm, rise: 50mm

    Saddle

    Bianchi, steel rails

    Bianchi, steel rails

    Seatpost

    Alloy, diam 27.2mm, length 300mm

    Alloy, diam 27.2mm, length 300mm

    Pedals

    Included

    Included

    Grips

    Bianchi double density

    Double density

    Groupset
    Rear Derailleur

    Shimano Tourney RD-TY300 7sp

    Shimano Tourney RD-TY300 7sp

    Crank

    Alloy crank w/42T, w/chainguard, crank length: 170mm-16", 175mm-18.5/23"

    Alloy crank w/42T chainring w/chainguard, crank length: 170mm-15", 175mm-16.5/19.5"

    Shifters

    Shimano Tourney 7sp

    Shimano Tourney 7sp

    Cassette

    Shimano Tourney MF-TZ31 7sp, 14-16-18-20-22-24-34T

    Shimano Tourney MF-TZ31 7sp, 14-16-18-20-22-24-34T

    Chain

    Kmc 7sp

    Kmc 7sp

    Brakes

    V-Brake, alloy

    V-Brake alloy

    Brake Levers

    Alloy 3 fingers levers

    Alloy 3 fingers levers

    Wheels
    Rims

    Alloy double wall, 36 holes

    Alloy double wall, 36 holes

    Front Hub

    Alloy, 36 hole

    Alloy

    Rear Hub

    Alloy, 36 hole

    Alloy

    Tires

    Kenda 700x38

    Kenda 700x38

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