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2023 Radon

SPIRE DISC 9.0

A carbon frame endurance bike with high-end components and shimano ultegra hydraulic disc brakes.
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Manufacturer Price

€2,799($3,257)
Weight17.1 lbs  
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
GroupsetUltegra
BrakesShimano Ultegra Hydraulic Disc
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Insights
Gearing

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)

39 mph

SPIRE DISC 9.0

39 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Specs
Build
Frame

SPIRE DISC; Material: Carbon, Max. width tire: 28mm, Hanger: Road X12 Standard (#3200)

BB Standard: BSA, 68mm, Threaded

Color: Ud Carbon / Deepblack

Fork

RADON SPIRE DISC Full Carbon

Bottom Bracket

BSA, 68mm, threaded

Headset

VP, IS42/IS52

Stem

Newmen Evolution 318.4, Ø31.8mm; 48cm: 90mm, 51cm: 100mm, 54cm: 100mm, 57cm: 100mm, 60cm: 110mm, 63cm: 120mm

Handlebar

Newmen Advanced Carbon Wing Bar, Ø31.8mm; 48cm: 400mm, 51cm: 400mm, 54cm: 420mm, 57cm: 420mm, 60cm: 440mm, 63cm: 460mm

Saddle

Fizik Antares R7

Seatpost

Newmen Advanced Carbon, 27.2 x 350mm

Type: Rigid

Pedals

not included

Grips

RADON performance tape

Groupset
Rear Derailleur

Shimano ULTEGRA RD-R8000-GS, 11-speed

Front Derailleur

Shimano ULTEGRA FD-R8000, braze-on

Crank

Shimano ULTEGRA FC-R8000, 50/34T; 48cm: 170mm, 51cm: 172,5mm, 54cm: 172,5mm, 57cm: 172,5mm, 60cm: 175mm, 63cm: 175mm

Shifters

Shimano ULTEGRA ST-R8020, 2x11

Cassette

Shimano ULTEGRA CS-HG800, 11-34

Chain

Shimano ULTEGRA CN-HG701

Brakes

Shimano ULTEGRA BR-R8070, flat mount

Type: Shimano Ultegra Hydraulic Disc

Wheels
Rims

Newmen Evolution SL R.32, 100/142mm; Rim height: 32mm, Inner width: 19mm

Tires

Schwalbe Pro One TLE, Addix-Race, Transparent Sidewall, 28" x 28mm

Rider Notes
Riders Also Viewed

First added April 11

Last updated March 23

Not listed for 783 days