Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Groupset GRX 800, GRX 600 -
Suspension Rigid -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Attack- G3 Carbon Concept, Frame Intermediate modulus carbon fiber. Monocoque. TA 12mm. Internal Cable Routing. Flat Mount. Press fit. Headtube tapered 1.5
Suspension Fork
Attack - Carbon Concept Lite Fork. TA 12mm
Drivetrain
Rear Derailleur
Shimano GRX RX820 12V
Cassette
Shimano HG710 11/36 12V
Crank
Shimano GRX 600 40T
Chain
Shimano Deore M6100 12V
Wheels
Rims
DT Swiss P1800 DB CL HG
Tires
Vittoria Terreno Mix 700x33
Brakes
Brakes
Shimano GRX RX610
Cockpit
Stem
Ritchey Comp 4 Axis
Handlebar
Ritchey Comp Curve
Headset
Ritchey Comp Integrated Tapered 1.5
Seat
Saddle
San Marco Aspide Short Open-Fit Sport-Wide
Seatpost
Ritchey Logic 27.2
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.381 mm | 1.385 mm | 1.45 mm | 1.482 mm | 1.483 mm |
| Bottom Bracket Height | 288 mm | 288 mm | 288 mm | 288 mm | 288 mm |
| Front Center | 588 mm | 596 mm | 602 mm | 606 mm | 609 mm |
| Rake | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
| Trail | 74 mm | 71 mm | 67 mm | 65 mm | 65 mm |
| Stack | 518 mm | 529 mm | 554 mm | 566 mm | 580 mm |
| Reach | 375 mm | 382 mm | 382 mm | 382 mm | 391 mm |
| Top Tube Length | 509 mm | 529 mm | 541 mm | 555 mm | 568 mm |
| Seat Tube Angle | 75 ° | 74.5 ° | 74 ° | 73 ° | 73 ° |
| Seat Tube Length | 510 mm | 530 mm | 551 mm | 570 mm | 590 mm |
| Head Tube Angle | 70.5 ° | 71 ° | 71.5 ° | 72 ° | 72 ° |
| Head Tube Length | 100 mm | 110 mm | 135 mm | 140 mm | 160 mm |
| Chainstay Length | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1005 mm | 1013 mm | 1020 mm | 1024 mm | 1027 mm |
| Bottom Bracket Drop | 61 mm | 61 mm | 61 mm | 61 mm | 61 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |