Radon SPIRE DISC 9.0 2021
2021 Road
Estimate price |
3,015$
Weight | 7.8 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Wheels 700c -
Groupset Ultegra -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
SPIRE Carbon Disc
Suspension Fork
RADON SPIRE DISC Full Carbon
Drivetrain
Rear Derailleur
Shimano ULTEGRA FD-R8000, braze-on
Shift Levers
Shimano ULTEGRA ST-R8020, 2x11
Cassette
Shimano ULTEGRA CS-HG800, 11-34
Crank
Shimano ULTEGRA FC-R8000, 50/34T; 48/170mm, 51/172,5mm, 54/172,5mm, 57/172,5mm, 60/175mm, 63/175mm
Chain
Shimano ULTEGRA CN-HG701
Pedals
not included
Wheels
Rims
DT Swiss P1800 Spline DB 32, 18mm, 100/142mm
Tires
Schwalbe Pro One TLE, Addix-Race, Transparent Sidewall, 28" x 28mm
Brakes
Brakes
Shimano ULTEGRA BR-R8070, flat mount
Cockpit
Stem
Newmen Evolution 318.4, 31.8mm; 48/170mm, 51/172,5mm, 54/172,5mm, 57/172,5mm, 60/175mm, 63/175mm
Handlebar
Newmen Advanced Carbon Wing Bar, 31.8mm; 48/170mm, 51/172,5mm, 54/172,5mm, 57/172,5mm, 60/175mm, 63/175mm
Grips
RADON performance tape
Headset
VP, IS42/IS52
Seat
Saddle
Fizik Antares R7
Seatpost
Newmen Advanced Carbon, 27.2 x 350mm
About this model
SPIRE DISC 9.0 is a Radon Spire model. Radon released 11 bikes variations of this model so far. You can get a glimpse at all models from 2021, by clicking on this link.
Model range prices
The most economical model, the Radon SPIRE DISC 8.0 2021 has a starting price of 2154$. Radon SPIRE DISC 10.0 2021 on the other hand is the most expensive at 3535$.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
General Road bikes average price
Our math shows that the average cost of a dependable General Road bike is 1915$. However, even though the average price of a General Road bike is lower, you might still be able to get a top-quality bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Furthermore, this bike was made available in 2021 for 2791$. In conclusion, this bike price is 45.74% more expensive than the price of the average General Road bike.
General Road bikes average weight
General Road bikes weigh an average of 9 kg (19.84 lbs). You will have a greater advantage on climbs if your bike is easier than the average. On descents, however, a heavier bike will give you extra speed.
Weighing 7.8 kg (17.2 lbs), the SPIRE DISC 9.0 model is much lighter than average. In other words, this model is 15.38% lighter than the average General Road bike.
Overview of components
Fork material
The fork on this bike is made out of carbon, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels size
When leaving the production line, the SPIRE DISC 9.0 model has 700c aluminum wheels. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, you can ride your bike with confidence.
Sizes
This bike has one size only, so it might not fit you. In short, make sure you double-check if it fits you.