Good to know: Integrated cockpit · Configurable build
Integrated cockpit (a one-piece bar and stem) on at least one build. Changing the length means replacing the whole cockpit, and not every length exists. Check which length the bike actually ships with before you buy.
Configurable build (at least partly: the cockpit or bar width, for example). The stock build below is only one of the options.
Geometry ?
Storck Grix.3 2026 geometry in sizes S–XXL: stack 518–632.9 mm, reach 366–413 mm, head angle 69.5–72.5°.
| S | M | L | XL | XXL | |
|---|---|---|---|---|---|
| Stack | 518 mm | 546.7 mm | 575.7 mm | 604.3 mm | 632.9 mm |
| Reach | 366 mm | 378 mm | 390 mm | 402 mm | 413 mm |
| Head angle | 69.5° | 71.5° | 72.5° | 72.5° | 72.5° |
| Seat angle | 72.5° | 72.5° | 72.5° | 72.5° | 72.5° |
| Seat tube (?) | 462 mm | 493 mm | 522 mm | 552 mm | 582 mm |
| Head tube | 101 mm | 125 mm | 150 mm | 180 mm | 210 mm |
| Top tube (effective) | 529.3 mm | 550.4 mm | 571.5 mm | 592.5 mm | 612.5 mm |
| Chainstay | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm |
| Stock build by size | |||||
| Cranks | 170 mm | 172.5 mm | 172.5 mm | 175 mm | 175 mm |
| Stem | 90 mm | 100 mm | 100 mm | 110 mm | 110 mm |
| Bar width | 400 mm | 420 mm | 420 mm | 440 mm | 440 mm |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: storck-bikes.com, checked 1 Nov 2026 · bar position: worked out from published data
Stock build
Grix.3 Pro (Shimano GRX 822 1x12) €4,649
- Groupset
- Shimano GRX 822 1×12
- Shifters
- Shimano GRX
- Cranks
- Shimano GRX RX820 40T
- Stem
- GBSU Grix.3
- Handlebar
- GBSU Grix.3
- Seatpost
- GRX Comfort matt 27.2 mm
- Saddle
- Fizik Terra Argo X5 150 mm
- List price
- €4,649 (storck-bikes.com, 1 Nov 2026)
Source: storck-bikes.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size S (stack 518 / reach 366 mm).
Stack and reach within 12 mm of size M (stack 546.7 / reach 378 mm).
Stack and reach within 12 mm of size L (stack 575.7 / reach 390 mm).
Stack and reach within 12 mm of size XL (stack 604.3 / reach 402 mm).
Stack and reach within 12 mm of size XXL (stack 632.9 / reach 413 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 2 values for this model’s stem and bars. Add them