2023
G3-X
The 2023 Colnago G3-X has a middle-of-the-range frame position for gravel bikes. This page lists 10 geometry entries, with reach from 371 to 410 mm and stack from 535 to 600 mm. The G3-X Colnago G3-X build comes with Shimano GRX RX820 shifting and Fulcrum Rapid Red 900 DB wheels.
Geometry comparisons use 684 other gravel bikes with usable geometry in Quiver. They describe frame geometry, not your hand position or tested ride feel.
Keep a record of your G3-X in Quiver. Start with the catalog details available for this bike, then keep track of the parts you change.
Published geometry combines figures confirmed by two or more independent sources with manufacturer data. Sources: colnago.com, colnago.com. Last checked .
Key facts
- Brand
- Colnago
- Model
- G3-X
- Model year
- 2023
- Type
- Gravel
- Geometry labels
- 46, 49, 52, 55, 58, 46s, 49s, 52s, 55s, and 58s
- Drivetrain
- Shimano GRX RX820
- Wheels
- Fulcrum Rapid Red 900 DB
- Manufacturer source
- colnago.com
- Last checked
Geometry by size
| Measurement | 46 | 49 | 52 | 55 | 58 | 46s | 49s | 52s | 55s | 58s |
|---|---|---|---|---|---|---|---|---|---|---|
| Reach(mm) | 371 (from the manufacturer) | 380 (from the manufacturer) | 390 (from the manufacturer) | 400 (from the manufacturer) | 410 (from the manufacturer) | 371 | 380 | 390 | 400 | 410 |
| Stack(mm) | 535 (from the manufacturer) | 554 (from the manufacturer) | 573 (from the manufacturer) | 591 (from the manufacturer) | 600 (from the manufacturer) | 535 | 554 | 573 | 591 | 600 |
| Head tube angle(°) | 70.8 (from the manufacturer) | 71.5 (from the manufacturer) | 71.5 (from the manufacturer) | 71.6 (from the manufacturer) | 71.9 (from the manufacturer) | 70.8 | 71.5 | 71.5 | 71.6 | 71.9 |
| Seat tube angle(°) | 75.0 (from the manufacturer) | 74.0 (from the manufacturer) | 73.5 (from the manufacturer) | 73.2 (from the manufacturer) | 73.0 (from the manufacturer) | 75.0 | 74.0 | 73.5 | 73.2 | 73.0 |
| Effective top tube(mm) | not yet verified | not yet verified | not yet verified | not yet verified | not yet verified | 430 (from the manufacturer) | 430 (from the manufacturer) | 440 (from the manufacturer) | 430 (from the manufacturer) | 430 (from the manufacturer) |
| Chainstay length(mm) | not yet verified | not yet verified | not yet verified | not yet verified | not yet verified | 430 | 430 | 440 | 430 | 430 |
| BB drop(mm) | 70 (from the manufacturer) | 70 (from the manufacturer) | 70 (from the manufacturer) | 70 (from the manufacturer) | 70 (from the manufacturer) | 70 | 70 | 70 | 70 | 70 |
| Fork length(mm) | not yet verified | not yet verified | not yet verified | not yet verified | not yet verified | 409 | 409 | 409 | 409 | 409 |
| Head tube length(mm) | not yet verified | not yet verified | not yet verified | not yet verified | not yet verified | 102 (from the manufacturer) | 122 (from the manufacturer) | 140 (from the manufacturer) | 159 (from the manufacturer) | 167 (from the manufacturer) |
35 of 90 measurements verified, 35 from the manufacturer.✓Verified, two or more sources agreeMFrom the manufacturer Not yet verified
Requested. Requests decide what we research next.
Own a G3-X? Keep track of it in Quiver.
Start with the catalog details available for this bike, then keep track of the parts you change.
Free on the App StoreFree on Google Play Free to download. If you already have Quiver, the button opens it.Stock build
19 parts
Frame
Colnago G3-X
Sources for specifications
Sources: OEM build page: colnago G3-X 2023 — colnago.com, OEM build page: colnago G3-X 2023 — colnago.comDrivetrain
Shimano GRX RX820
Shimano GRX RX820
Sources for specifications
Sources: OEM build page: canyon Inflite 2026 — canyon.com, OEM build page: cannondale SuperX 2025 — cannondale.comShimano GRX RX820
Sources for specifications
Sources: OEM build page: canyon Inflite 2026 — canyon.com, OEM build page: cannondale SuperX 2025 — cannondale.comShimano XT M8100
Shimano GRX
Sources for specifications
Sources: OEM build page: cervelo Áspero 2025 — cervelo.comShimano GRX
Sources for specifications
Sources: cyclist.co.ukShimano BB72
Sources for specifications
Sources: OEM build page: canyon Endurace 2024 — canyon.com, OEM build page: canyon Grizl 2026 — canyon.comWheels & Tires
Fulcrum Rapid Red 900 DB
Sources for specifications
Sources: OEM build page: colnago G3-X 2023 — colnago.com, OEM build page: colnago C68 Gravel 2024 — colnago.comPirelli Cinturato Gravel
Brakes
Shimano GRX RX820
Sources for specifications
Sources: OEM build page: colnago G4-X 2026 — colnago.com, OEM build page: cannondale Super X 2026 — cannondale.comShimano GRX RX820
Sources for specifications
Sources: OEM build page: colnago G4-X 2026 — colnago.com, OEM build page: cannondale Super X 2026 — cannondale.comShimano MT800
Shimano RT-MT800-S
Cockpit
Deda Gravel 100
Sources for specifications
Sources: OEM build page: colnago G4-X 2024 — colnago.comDeda Zero 1
Sources for specifications
Sources: OEM build page: colnago G3-X 2023 — colnago.comColnago Grip Black
Seatpost & Saddle
Prologo Kappa BK
Cages & Fittings
Colnago Matt Black
MFrom the manufacturer
Quick answers
- Which size or configuration labels have geometry for the 2023 Colnago G3-X?
- This page lists geometry under 10 labels: 46, 49, 52, 55, 58, 46s, 49s, 52s, 55s, and 58s.
- What are the reach and stack of the 2023 Colnago G3-X in size 46s?
- In size 46s, reach is 371 mm and stack is 535 mm.
- What is the head tube angle of the 2023 Colnago G3-X?
- The head tube angle is 70.8 degrees in size 46s.
- What does the 2023 Colnago G3-X Colnago G3-X ship with?
- The stock build includes Colnago G3-X, Shimano GRX RX820, Fulcrum Rapid Red 900 DB, and Shimano GRX RX820.
- Which years of the Colnago G3-X are on Quiver?
- Quiver has the Colnago G3-X for 2023 and 2024.
Own a G3-X? Keep track of it in Quiver.
Start with the catalog details available for this bike, then keep track of the parts you change.
Free on the App StoreFree on Google Play Free to download. If you already have Quiver, the button opens it.