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2024 Radon

SPIRE 8.0

A carbon frame endurance bike with upper mid-range components and shimano 105 hydraulic disc brakes.
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Manufacturer Price

€2,599($3,024)
Weight18.5 lbs  
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 12 Electronic
Groupset105 Di2
BrakesShimano 105 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 8.0

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

BB StandardBSA, 68mm, Threaded

ColorUd Carbon / Deepblack

Fork

SPIRE Full Carbon

Bottom Bracket

BSA, 68mm, threaded

Headset

VP, IS42/IS52; Bearing dimensions:, Upper: MH-P08, 41.8x6.5mm, 45/45°, Lower: MH-P16, 52x7mm, 45/45°

Stem

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

Handlebar

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

Saddle

Selle Italia Model X Superflow

Seatpost

Newmen Evolution, 27.2 x 350mm

TypeRigid

Pedals

not included

Grips

RADON performance tape

Groupset
Rear Derailleur

Shimano 105 Di2 RD-R7150, 12-speed

Front Derailleur

Shimano 105 Di2 FD-R7150, braze-on

Crank

Shimano 105 FC-R7100, 50/34T; 48cm: 170mm, 51cm: 172,5mm, 54cm: 172,5mm, 57cm: 172,5mm, 60cm: 175mm, 63cm: 175mm

Shifters

Shimano 105 Di2 ST-R7170, 2x12

Cassette

Shimano 105 CS-R7101-12, 11-34

Chain

Shimano DEORE CN-M6100

Brakes

Shimano 105 BR-R7170, flat mount

TypeShimano 105 Hydraulic Disc

Wheels
Rims

Newmen Evolution SL R.32, 100/142mm; Rim height: 32mm, Inner width: 19mm, Tubeless ready: ✔, Tubeless valves: not included, Tubeless tape: 21-22mm, not included, Tubeless milk: not included

Tires

Continental Grand Sport Race, foldable, 28" x 28mm

Rider Notes
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First added March 30

Last updated March 29

Not listed for 412 days