Lowest gear
25.0 gear inches
This value is below the central range for this class.
Bianchi Impulso PRO disc GRX 820
1 of 3
Bianchi Impulso PRO disc GRX 820
1 of 3
- $4,600
- Rigid
- 700c
- 2 × 12
- 507%
- Hydraulic disc
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
Disc Brake Specification: Flat Mount 140/160 Bottom Braket Standard: PressFit 86.5 X diam.41 Rear Axle: thru12 OLD (Over-Locknut-Dimension): 142 mm Front Derailleur: Brazed-on Type Rear Derailleur: SRAM UDH Hanger type Max Chainring Compatibility: 46T-52T
Suspension
-
Fork
Drivetrain
-
Bottom bracket
SM-BB72-41B
-
Cassette
CS-HG710-12
-
Chain
CN-M7100
-
Crankset
FC-RX820
-
Front derailleur
FD-RX820
-
Rear derailleur
RD-RX820
-
Shifters
ST-RX820
Brakes
-
Brakes
BR-RX820
-
Disc rotors
SM-RT70
Wheels and tires
-
Rims
-
Tires
Cockpit and contact points
-
Handlebar
-
Headset
-
Saddle
-
Seatpost
-
Stem
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Fork material
-
- Carbon
Suspension
- Suspension configuration
-
- Rigid
Drivetrain
- Front chainrings
-
- 2
- Smallest chainring
-
- 31
- Largest chainring
-
- 48
- Rear sprockets
-
- 12
- Smallest sprocket
-
- 11
- Largest sprocket
-
- 36
- Lowest gear
-
- 25.0 in
- Highest gear
-
- 126.6 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Hydraulic disc
Fit and controls
- Derailleur hanger
-
- UDH
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Additional specifications
- Bottom bracket standard
-
- BB86/BB92
- Tire width
-
- 40c
- Wheel material
-
- Carbon
- Wheel size
-
- 700c
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Highest gear
126.6 gear inches
This value is below the central range for this class.
Shifting
Mechanical
356 of 663 bicycles with this information use electronic shifting.
Gearing
This bicycle
- 9.6
- 48.5
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 2025 builds
Other models in this family
Published versions from the same family and model year.
Similar bicycles
Same category, closest configuration.
