Geometry ?
Samchuly R8 2026 geometry in sizes 470–510: stack 546.8–569.3 mm, reach 367.5–386 mm, head angle 71.5–72.5°.
| 470 | 490 | 510 | |
|---|---|---|---|
| Stack | 546.8 mm | 567.5 mm | 569.3 mm |
| Reach | 367.5 mm | 371.2 mm | 386 mm |
| Head angle | 71.5° | 72° | 72.5° |
| Seat angle | 75° | 74° | 73.5° |
| Top tube (effective) | 513.8 mm | 534 mm | 554.7 mm |
| Chainstay | 405 mm | 405 mm | 405 mm |
| Wheelbase | 974.7 mm | 980.6 mm | 991 mm |
Source: samchuly.co.kr, checked 13 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 470 (stack 546.8 / reach 367.5 mm).
Nordest Miranda Ti (2026)size 50 · stack 546 / reach 368 mmTrek Domane SL Gen 4 (2023)size 50 · stack 546 / reach 368 mmBisan RX 9500 (2026)size 48 cm · stack 546 / reach 368 mmReid Osprey (2026)size S · stack 547 / reach 369 mmSensa Romagna RS (2027)size XS48 · stack 547 / reach 366 mmGroove Overdrive Carbon (2026)size S (50) · stack 548 / reach 369 mm
Stack and reach within 12 mm of size 490 (stack 567.5 / reach 371.2 mm).
Specialized Allez (alloy E5) (2026)size 54 · stack 569 / reach 370 mmSpecialized Roubaix SL8 (2026)size 52 · stack 566 / reach 370 mmBianchi Infinito / Infinito Pro (2026)size 53 · stack 566 / reach 373 mmLiv Avail Advanced (2027)size M · stack 566 / reach 373 mmLiv Avail Advanced Pro (2027)size M · stack 566 / reach 373 mmSeven A-738 Allroad (Endurance Fit) (2026)size 52 · stack 570 / reach 370 mm
Stack and reach within 12 mm of size 510 (stack 569.3 / reach 386 mm).
Pells Aeron (2025)size M · stack 569 / reach 385 mmCinelli Speciale Corsa XCR (2026)size L · stack 568 / reach 386 mmLOOK 785 Huez / 785 Huez RS (2026)size M · stack 567 / reach 386 mmBoardman SLR (alloy, rim brakes) (2021)size MD · stack 568 / reach 384 mmIsaac Boson RS (2027)size L · stack 568 / reach 388 mmPrincipia XOC (2026)size L · stack 572 / reach 385 mm
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 5 values for this model’s stem and bars. Add them