Good to know: Integrated cockpit
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.
Geometry ?
Bianchi Oltre RC / Pro / Comp 2027 geometry in sizes 47–59: stack 470–555 mm, reach 385–406 mm, head angle 70.5–73°.
| 47 | 50 | 53 | 55 | 57 | 59 | |
|---|---|---|---|---|---|---|
| Stack | 470 mm | 478 mm | 504 mm | 520 mm | 536 mm | 555 mm |
| Reach | 385 mm | 392 mm | 393 mm | 397 mm | 402 mm | 406 mm |
| Head angle | 70.5° | 71.5° | 72° | 72.5° | 73° | 73° |
| Seat angle | 74.5° | 74.5° | 74° | 73.5° | 73.5° | 73° |
| Seat tube (c-t) | 450 mm | 480 mm | 510 mm | 530 mm | 550 mm | 570 mm |
| Head tube | 83 mm | 88 mm | 103 mm | 118 mm | 133 mm | 153 mm |
| Top tube (effective) | 515 mm | 525 mm | 536 mm | 550 mm | 560 mm | 575 mm |
| BB drop | 58 mm | 58 mm | 68 mm | 68 mm | 68 mm | 68 mm |
| Chainstay | 410 mm | 410 mm | 410 mm | 410 mm | 412 mm | 412 mm |
| Wheelbase | 982 mm | 983 mm | 984 mm | 988 mm | 996 mm | 1005 mm |
| Fork length | 368 mm | 368 mm | 368 mm | 368 mm | 368 mm | 368 mm |
| Fork offset | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm |
| Stock build by size | ||||||
| Cranks | 165 mm | 165 mm | 170 mm | 170 mm | 172.5 mm | 172.5 mm✓ |
| Stem | 90 mm | 90 mm | 100 mm | 110 mm | 110 mm | 120 mm |
| Stem angle | 17.5° | 17.5° | 17.5° | 17.5° | 17.5° | 17.5° |
| Bar width | 400 mm | 400 mm | 420 mm | 420 mm | 420 mm | 440 mm |
| Spacers | 35 mm✓ | 35 mm✓ | 35 mm✓ | 35 mm✓ | 35 mm✓ | 35 mm✓ |
| Seatpost setback | 20 mm | 20 mm | 20 mm | 20 mm | 20 mm | 20 mm |
✓ measured on a bike during a fit (13 Nov 2026)
Source: bianchi.com, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive with the same stack, reach and head angle: 2023–2025. Source: mrmamil.com
Stock build
Oltre RC
- Groupset
- Shimano Dura-Ace Di2 R9200
- Shifters
- Shimano Dura-Ace ST-R9270
- Stem
- Bianchi Reparto Corse integrated aero
- Seatpost
- Bianchi Oltre carbon aero, offset 20 mm
- Saddle
- Prologo Nago R4 PAS Lightweight
Oltre Pro
- Groupset
- SRAM Force AXS E1
- Stem
- Bianchi Reparto Corse integrated aero
- Seatpost
- Bianchi Oltre carbon aero, offset 20 mm
- Saddle
- Prologo Nago R4 PAS
Oltre Comp
- Groupset
- Shimano 105 Di2 R7100
- Shifters
- Shimano 105 ST-R7170
- Stem
- Bianchi Reparto Corse integrated aero
- Seatpost
- Bianchi Oltre carbon aero, offset 20 mm
- Saddle
- Prologo Nago R4 PAS
Source for all builds: bianchi.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size 47 (stack 470 / reach 385 mm).
No frame in the database is within 12 mm of size 50 in both stack and reach.
Stack and reach within 12 mm of size 53 (stack 504 / reach 393 mm).
Stack and reach within 12 mm of size 55 (stack 520 / reach 397 mm).
Stack and reach within 12 mm of size 57 (stack 536 / reach 402 mm).
Stack and reach within 12 mm of size 59 (stack 555 / reach 406 mm).
Spotted a mistake or a missing build? Let me know.