Lowest gear
35.8 gear inches
This value is above the central range for this class.
Bianchi Siena Altus
Bianchi Siena Altus
- Rigid
- 700c
- 1 × 7
- 243%
- Aluminum
- Rim brake
Not published by the manufacturer
- Sizes and geometry
Components
Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.
Frame and fork
-
Frame
Siena Gent Al6061, 700c, Old 135mm, Size: 16"/18.5"/21"/23" (41cm,47cm,54cm,59cm)
Suspension
-
Fork
Drivetrain
-
Bottom bracket
Steel, cartridge type
-
Cassette
MF-TZ31
-
Chain
-
Crankset
Alloy crank w/42T, w/chainguard, crank length: 170mm-16", 175mm-18.5/23"
-
Rear derailleur
RD-TY300
-
Shifters
Brakes
-
Brake levers
Alloy 3 fingers levers
-
Brakes
V-Brake, alloy
Wheels and tires
-
Front hub
Alloy, 36 hole
-
Rear hub
Alloy, 36 hole
-
Rims
Alloy double wall, 36 holes
-
Tires
Cockpit and contact points
-
Grips
-
Handlebar
-
Headset
Threaded, steel, 1.1/8"
-
Pedals
Included
-
Saddle
-
Seatpost
Alloy, diam 27.2mm, length 300mm
-
Stem
Alloy diam 25.4mm, quill length 180mm, ext: 80mm-16", 10mm-18.5-23"
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Aluminum
- Fork material
-
- Steel
Suspension
- Suspension configuration
-
- Rigid
Drivetrain
- Front chainrings
-
- 1
- Smallest chainring
-
- 42
- Largest chainring
-
- 42
- Rear sprockets
-
- 7
- Smallest sprocket
-
- 14
- Largest sprocket
-
- 34
- Lowest gear
-
- 35.8 in
- Highest gear
-
- 87.0 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Rim brake
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Additional specifications
- Tire width
-
- 38c
- Wheel material
-
- Aluminum
- Wheel size
-
- 700c
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Highest gear
87.0 gear inches
This value is below the central range for this class.
Gearing
This bicycle
- 13.7
- 33.3
Lineup changes
The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.
Differences across 2021 builds
Other models in this family
Published versions from the same family and model year.
Siena Altus
Similar bicycles
Same category, closest configuration.
