Geometry ?
8bar Kronprinz Aluminum V4 2026 geometry in sizes Small–X Large: stack 523.5–584 mm, reach 373–417 mm, head angle 71.5–73°.
| Small | Medium | Large | X Large | |
|---|---|---|---|---|
| Stack | 523.5 mm | 545.5 mm | 565 mm | 584 mm |
| Reach | 373 mm | 386.5 mm | 408 mm | 417 mm |
| Head angle | 71.5° | 73° | 73° | 73° |
| Seat angle | 75° | 74° | 74° | 73.5° |
| Seat tube (c-t) | 480 mm | 540 mm | 560 mm | 580 mm |
| Head tube | 120 mm | 140 mm | 160 mm | 180 mm |
| Top tube (effective) | 513 mm | 543 mm | 570 mm | 590 mm |
| BB drop | 74 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 410 mm | 410 mm | 410 mm | 410 mm |
| Wheelbase | 974 mm | 982 mm | 1009 mm | 1024 mm |
| Standover | 745 mm | 785 mm | 805 mm | 825 mm |
Source: 8bar-bikes.com, checked 12 Nov 2026 · bar position: worked out from published data
Stock build
I don’t have the build for each size yet.
Frames with similar geometry
Stack and reach within 12 mm of size Small (stack 523.5 / reach 373 mm).
Stack and reach within 12 mm of size Medium (stack 545.5 / reach 386.5 mm).
Stack and reach within 12 mm of size Large (stack 565 / reach 408 mm).
Stack and reach within 12 mm of size X Large (stack 584 / reach 417 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 6 values for this model’s stem and bars. Add them