Good to know: Configurable build
Configurable build (at least partly: the cockpit or bar width, for example). The stock build below is only one of the options.
Geometry ?
Basso Venta R 2026 geometry in sizes 42–61: stack 534–645.4 mm, reach 371.9–386.6 mm, head angle 71.8–74°.
| 42 | 48 | 51 | 53 | 56 | 58 | 61 | |
|---|---|---|---|---|---|---|---|
| Stack | 534 mm | 534 mm | 558.5 mm | 571 mm | 597 mm | 620.5 mm | 645.4 mm |
| Reach | 371.9 mm | 372 mm | 375.4 mm | 381.3 mm | 383.1 mm | 385.3 mm | 386.6 mm |
| Head angle | 71.8° | 71.8° | 72° | 72.3° | 73.5° | 73.5° | 74° |
| Seat angle | 76.5° | 75° | 75° | 74° | 73.5° | 73° | 72.5° |
| Seat tube (c-t) | 420 mm | 480 mm | 510 mm | 530 mm | 560 mm | 580 mm | 610 mm |
| Head tube | 124 mm | 124 mm | 149 mm | 161 mm | 179 mm | 203 mm | 227 mm |
| Top tube (effective) | 505 mm | 515 mm | 525 mm | 545 mm | 560 mm | 575 mm | 590 mm |
| Chainstay | 404 mm | 404 mm | 404 mm | 404 mm | 406 mm | 410 mm | 410 mm |
| Stock build by size | |||||||
| Cranks | 170 mm | 170 mm | 172.5 mm | 172.5 mm | 172.5 mm | 175 mm | 175 mm |
| Stem | 80 mm | 90 mm | 100 mm | 110 mm | 110 mm | 120 mm | 120 mm |
| Bar width | 400 mm | 420 mm | 420 mm | 440 mm | 440 mm | 440 mm | 460 mm |
| Seatpost setback | 15 mm | 15 mm | 15 mm | 15 mm | 15 mm | 15 mm | 15 mm |
Source: bassobikes.com, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive: Basso Venta R 105 2024–2025
Corrected values: stack
56 stack 579.5 → 597 mm. Basso gives a stack of 579.5 mm for size 56. From the top tube, reach and seat angle it works out at 597 mm, and the same sum is spot on for the other sizes. Corrections
Stock build
Venta R – Shimano 105 Di2 €3,099
- Groupset
- Shimano 105 Di2 2×12
- Shifters
- Shimano 105 Di2 (R7170)
- Stem
- Basso Stato/Strato stem
- Seatpost
- Basso Heart Carbon seatpost
- List price
- €3,099 (bassobikes.com, 1 Nov 2026)
Venta R – Shimano 105 12s €2,199
- Groupset
- Shimano 105 2×12 mechanical
- Shifters
- Shimano 105 (R7100 series)
- Stem
- Basso Stato/Strato stem
- Seatpost
- Basso Heart Carbon seatpost
- List price
- €2,199 (bassobikes.com, 1 Nov 2026)
Source for all builds: bassobikes.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size 42 (stack 534 / reach 371.9 mm).
Stack and reach within 12 mm of size 48 (stack 534 / reach 372 mm).
Stack and reach within 12 mm of size 51 (stack 558.5 / reach 375.4 mm).
Stack and reach within 12 mm of size 53 (stack 571 / reach 381.3 mm).
Stack and reach within 12 mm of size 56 (stack 597 / reach 383.1 mm).
Stack and reach within 12 mm of size 58 (stack 620.5 / reach 385.3 mm).
Stack and reach within 12 mm of size 61 (stack 645.4 / reach 386.6 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