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2021 Radon

R1 ULTEGRA

An aluminum frame general road bike with high-end components and shimano ultegra hydraulic disc brakes.
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Manufacturer Price

€1,629($1,895)
Weight19.6 lbs  
FrameAluminum
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

R1 ULTEGRA

37 mph

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Highest gear

(descending)

Specs
Build
Frame

R1; Material: Aluminium, Max. width tire: 28mm, Hanger: #10240

Color: Stealthgrey / Deepblack

Fork

RADON R1 Disc Full Carbon

Headset

VP, IS42/IS52

Stem

LEVEL NINE Race, Ø31.8mm; 50cm: 90mm, 53cm: 90mm, 56cm: 100mm, 58cm: 100mm, 60cm: 120mm, 63cm: 120mm

Handlebar

LEVEL NINE Wing Race, Ø31.8mm; 50cm: 400mm, 53cm: 420mm, 56cm: 440mm, 58cm: 440mm, 60cm: 460mm, 63cm: 460mm

Saddle

Selle Italia SL

Seatpost

LEVEL NINE Race, 27.2 x 350mm

Type: Rigid

Pedals

not included

Grips

RADON performance tape

Groupset
Rear Derailleur

Shimano ULTEGRA FD-R8000, clamp-on

Crank

Shimano ULTEGRA FC-R8000, 50x34T; 50: 170mm, 53: 172,5mm, 56: 172,5mm, 58: 175mm, 60: 175mm, 63: 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

Fulcrum Racing 900 DB, 19mm, 100/142mm

Tires

Continental Grand Sport Race, 28" x 28mm

Rider Notes
Riders Also Viewed

First added November 24

Last updated January 22

Not listed for 1,939 days