Eero grx 12s
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Eero

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Category
Gravel
Frame Weight
990 g (raw, size M)
Fork Weight
395 g (cut to fit size M)
Sizes
S / M / L / XL
Climbing
 
Aero
 
Comfort
 
Gravel
 
Trail
 

Calmly gliding over bumpy ground at immense speed. Superhero feeling. A bike that emulates how Eero Hämäläinen became a rally legend.

The Eero is built to be fast on tarmac but best on gravel. With aerodynamic tube shapes, cables hidden from the wind, a lightweight frame and the ability to run double chainrings, this bike does not hold you back on paved roads. You can comfortably join that weekly road group ride on the Eero without your friends realizing that you are on a bike that is even better elsewhere.

Designing the frame specifically with the latest gravel groupsets in mind allowed us to create space for tires up to 700c x 50. And you cannot defy physics, as soon as the ground gets bumpy or soft, wide tires are faster. We designed the geometry to increase confidence in challenging terrain without losing the sharpness, responsivity and quick handling we love about drop bar bikes. Thin, lowered seat stays and a layup refined by the use of FEA simulation software absorb vibrations and hits coming from the ground, while sturdy chainstays make sure no energy is lost. All this combined means you will fly along gravel roads like Eero, leaving your competition in the dust.

But Eero was also a nature lover and bon vivant who liked to explore. We are sure he would have made good use of the multiple storage options and rack mounts, loading up his bike to disappear into the wilderness between races. We placed two bottle cages low in the frame to leave enough room for a frame bag. Additional mounts on the top tube and below the down tube let you carry your essentials, and if that is not enough there are mounts for a rear carrier.

Your weekly diet of riding includes a ride to work? With fender mounts you will arrive dry even on wet days despite having the fastest commuter bike in the streets.

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221030 TWD Sur ARC8 Herbstshooting 2274 edited 1920p 221030 TWD Sur ARC8 Herbstshooting 0381 edited 1920p

Features

Build specs & prices

Eero grx 12s GRX 1x12
4.199 €
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP15; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
Bar Tape Faserwerk Handschmeichler  
Saddle Selle Italia Novus Boost  
Shift Lever Shimano GRX 820; 12 Speed  
Front Rotor Shimano RTMT800; 160mm  
Rear Rotor Shimano RTMT800; 160mm  
Crankset Shimano GRX 820 42T  
Bottom Bracket Shimano SMBBR60  
Cassette Shimano CSM8100 10-51T  
Chain Shimano CNM8100  
Front Derailleur -  
Rear Derailleur Shimano GRX 822 12 Speed  
Battery -  
Cable -  
Front Wheel DT SWISS G 1800 Spline  
Rear Wheel DT SWISS G 1800 Spline  
Front Tire Pirelli Cinturato Gravel H 40-622  
Rear Tire Pirelli Cinturato Gravel H 40-622  
Tube Tubeless  
Picture placeholder GRX 2x12
4.299 €
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP15; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
Bar Tape Faserwerk Handschmeichler  
Saddle Selle Italia Novus Boost  
Shift Lever Shimano GRX 820; 12 Speed  
Front Rotor Shimano RTMT800; 160mm  
Rear Rotor Shimano RTMT800; 160mm  
Crankset Shimano GRX 810 48/31T  
Bottom Bracket Shimano SMBBR60  
Cassette Shimano CSR8100 11-34T  
Chain Shimano CNM8100  
Front Derailleur Shimano GRX 820 12 Speed  
Rear Derailleur Shimano GRX 820 12 Speed  
Battery -  
Cable -  
Front Wheel DT SWISS G 1800 Spline  
Rear Wheel DT SWISS G 1800 Spline  
Front Tire Pirelli Cinturato Gravel H 40-622  
Rear Tire Pirelli Cinturato Gravel H 40-622  
Tube Tubeless  
Picture placeholder GRX DI2 1x11
4.999 €
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP1.5; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
Bar Tape Faserwerk Handschmeichler  
Saddle Selle Italia Novus Boost  
Shift Lever Shimano GRX 815  
Front Rotor Shimano RT800; 160mm  
Rear Rotor Shimano RT800; 160mm  
Crankset Shimano GRX 810; 40T  
Bottom Bracket Shimano SMBBR60  
Cassette Shimano CSM8000; 11-42T  
Chain Shimano HG701  
Front Derailleur -  
Rear Derailleur Shimano GRX 817  
Battery Shimano BRDN300  
Cable Shimano EW-SD50 / Shimano EWRS910  
Front Wheel DT SWISS GR 1600 Spline  
Rear Wheel DT SWISS GR 1600 Spline  
Front Tire Pirelli Cinturato Gravel H 40-622  
Rear Tire Pirelli Cinturato Gravel H 40-622  
Tube Tubeless  
Picture placeholder GRX DI2 2x11
5.299 €
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP1.5; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
Bar Tape Faserwerk Handschmeichler  
Saddle Selle Italia Novus Boost  
Shift Lever Shimano GRX 815  
Front Rotor Shimano RT800; 160mm  
Rear Rotor Shimano RT800; 160mm  
Crankset Shimano GRX 810 48-31T  
Bottom Bracket Shimano SMBBR60  
Cassette Shimano HG801 11-34T  
Chain Shimano HG701  
Front Derailleur Shimano GRX 815  
Rear Derailleur Shimano GRX 815  
Battery Shimano BRDN300  
Cable Shimano EW-SD50 / Shimano EWRS910  
Front Wheel DT SWISS GR 1600 Spline  
Rear Wheel DT SWISS GR 1600 Spline  
Front Tire Pirelli Cinturato Gravel H 40-622  
Rear Tire Pirelli Cinturato Gravel H 40-622  
Tube Tubeless  
Picture placeholder FORCE WIDE AXS ETAP 1x12
6.149 €
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP1.5; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
Bar Tape Faserwerk Handschmeichler  
Saddle Selle Italia Novus Boost  
Shift Lever Sram Force eTap AXS D2; 12 Speed  
Front Rotor Sram Paceline; 160mm  
Rear Rotor Sram Paceline; 160mm  
Crankset Sram Force 1x Wide 40T  
Bottom Bracket Sram DUB BSA 68 Road Wide  
Cassette Sram XG 1271 10-44T  
Chain Sram Force Chain  
Front Derailleur -  
Rear Derailleur Sram Force Xplor AXS; 12 Speed  
Battery Sram Powerpack / incl. Charger  
Cable -  
Front Wheel DT SWISS GRC 1400 Spline DB 42  
Rear Wheel DT SWISS GRC 1400 Spline DB 42  
Front Tire Pirelli Cinturato Gravel H 40-622  
Rear Tire Pirelli Cinturato Gravel H 40-622  
Tube Tubeless  
2023 framesets 02 FRAME SET
Frame ARC8 Eero Carbon  
Fork ARC8 Eero Carbon  
Seat Post Faserwerk Wuthocker 0mm Offset, 400mm  
Headset ARC8  
Axle M12xP1.5; 100mm & 142mm  
Stem ICH Stem  
Handlebars Alloy handlebar with flair  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Geometry

S M L XL
Rider Height 170-176 175-181 180-187 >187
A Reach 364 376 388 400
B Stack 545 568 593 618
C Top Tube Length 525 545 564 583
D Seat Tube Length 510 550 570 600
E Seat Tube Angle 73.5 73.5 73.5 73.5
F Head Tube Angle 70 71 71 71
G Head Tube Length 137 157 170 197
H Fork Offset 50 50 50 50
I Fork Length 395 395 395 395
J Chain Stay Length 420 420 420 420
K Wheelbase 1002 1012 1032 1053
L BB Drop 75 75 75 75
Stand Over Height 774 809 830 858

Technical details

Component Specification Comment
Front Derailleur braze-on
Shifting Systems Mechanical, Di2, Etap
Brakes Flat Mount 160 mm rotors, 180 mm with adaptor. Rear mount height 25 mm
Tires 700C x 50 max. 650b compatible
Axles 12 x 142/12 x 100 Following Shimano standard
Seatpost ø27.2
Seatpost clamp ø30.9
Headset ICH integrated system
BB BSA 68
Cranks - Shimano All GRX 1x and 2x
Cranks - Sram Force Wide double
Cranks - Easton 47.6 chainline 40T maximum; 51.6 chainline: 50T
Cranks - Campagnolo Ekar 38 T maximum
Fenders Mounts for regular fenders on frame and fork
Storage 3x bottle cage; top tube bag; rear carrier

Background stories

Shimano GRX Outdoor 2115

BIKE NEWS · Sep 5, 2023

Eero meets new Shimano GRX

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