Bianchi Specialissima geometryRoad · 2027 · 6 sizes, from 470 to 590
The Bianchi Specialissima is a road bike available in 6 sizes, from 470 to 590. Stack ranges from 486 to 571 mm and reach from 379 to 400 mm. Its geometry is low and long, with a racing fit. Data from 2027; geometry from 2026 is also available.
What size Specialissima do I need?
Enter the stack and reach of a bike that fits you well and we will tell you which size is closest and how to set it up.
Enter your stack and reach to see which size fits you best.
Geometry chart by size
Measurements in mm and degrees, as published by Bianchi. The ones that matter most for choosing a size are in bold.
| Size | 470 | 500 | 530 | 550 | 570 | 590 |
|---|---|---|---|---|---|---|
| Stack | 486 | 494 | 520 | 536 | 552 | 571 |
| Reach | 379 | 386 | 387 | 391 | 397 | 400 |
| Effective top tube | 514 | 524 | 535 | 550 | 560 | 575 |
| Head tube length | 100 | 105 | 120 | 135 | 150 | 170 |
| Head angle | 70.5° | 71.5° | 72.0° | 72.5° | 73.0° | 73.0° |
| Chainstay length | 410 | 410 | 410 | 410 | 412 | 412 |
| Wheelbase | 982 | 983 | 984 | 988 | 996 | 1,005 |
| Front centre | 579 | 581 | 582 | 588 | 593 | 603 |
| BB drop | 58 | 58 | 68 | 68 | 68 | 68 |
| Fork length | 368 | 368 | 368 | 368 | 368 | 368 |
| Fork offset | 43 | 43 | 43 | 43 | 43 | 43 |
| Seat tube (method not stated) | 420 | 450 | 480 | 500 | 520 | 540 |
| Seat angle (method not stated) | 74.5° | 74.5° | 74.0° | 73.5° | 73.5° | 73.0° |
Source: Bianchi official website · data from 11 Nov 2026. Spot a mistake?
Stack and reach of every size
Higher means a taller front end; further right means a longer reach. The blue dot is your search.
Character of each size
Compared with other road bikes. Further right means more of that quality.
Bikes with similar geometry (size 530)
The closest size of other road models, by stack and reach.
Frequently asked questions
What size Specialissima do I need?
It depends on your position, not just your height. The most reliable way is to compare the stack and reach of a bike that fits you with those of each size (from 486/379 mm in size 470 to 571/400 mm in size 590). The size finder on this page shows the closest size and the stem and spacers you would need.
What are the stack and reach of the Specialissima in size 530?
Stack of 520 mm and reach of 387 mm, with an effective top tube of 535 mm and a head angle of 72.0°.
Is the Specialissima a racing or an endurance bike?
Racing. In size 530 its stack-to-reach ratio is at percentile 8 of road bikes: a low, stretched position.