Lowest gear
29.0 gear inches
This value is within the central range for this class.
Radon Spire 8.0
Radon Spire 8.0
- Not published
- €2,799
- Rigid
- 700c
- 2 × 12
- 473%
- 8.2
- Carbon
- 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
SPIRE, Material: Carbon, Frame: appr. 950g XS), Fork: appr. 420g, Max. width tire: 30mm, Hanger: #4728
Suspension
-
Fork
SPIRE Full Carbon
Drivetrain
-
Cassette
CS-HG710
-
Chain
CN-M6100
-
Crankset
FC-R7100
-
Front derailleur
FD-R7150
-
Rear derailleur
RD-R7150
-
Shifters
ST-R7170
Brakes
-
Brakes
BR-R7170
Wheels and tires
-
Rims
-
Tires
Cockpit and contact points
-
Grips
-
Headset
IS52/IS52, Integrated cable routing, Bearing dimensions:, Upper + lower: 51.9x40x8mm
-
Pedals
not included
-
Saddle
-
Seatpost
SPIRE Carbon Seatpost, 350mm, 18mm setback
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Carbon
- Fork material
-
- Carbon
- Bicycle weight
-
- 8.2 kg
- 18.1 lb
- Weight limit
-
- 115 kg
- 253.5 lb
Suspension
- Suspension configuration
-
- Rigid
Drivetrain
- Front chainrings
-
- 2
- Smallest chainring
-
- 36
- Largest chainring
-
- 52
- Rear sprockets
-
- 12
- Smallest sprocket
-
- 11
- Largest sprocket
-
- 36
- Lowest gear
-
- 29.0 in
- Highest gear
-
- 137.1 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Hydraulic disc
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Electronic
Additional specifications
- Tire width
-
- 30c
- 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
137.1 gear inches
This value is above the central range for this class.
Shifting
Electronic
327 of 604 bicycles with this information use electronic shifting.
Gearing
This bicycle
- 11.1
- 52.5
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 2026 builds
Other models in this family
Published versions from the same family and model year.
Similar bicycles
Same category, closest configuration.
