Bianchi Oltre Race geometryRoad · 2026 · 6 sizes, from 470 to 590
The Bianchi Oltre Race is a road bike available in 6 sizes, from 470 to 590. Stack ranges from 470 to 555 mm and reach from 385 to 406 mm. Its geometry is low and long, with a racing fit.
What size Oltre Race 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 | 470 | 478 | 504 | 520 | 536 | 555 |
| Reach | 385 | 392 | 393 | 397 | 402 | 406 |
| Effective top tube | 515 | 525 | 536 | 550 | 560 | 575 |
| Head tube length | 83 | 88 | 103 | 118 | 133 | 153 |
| 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) | 450 | 480 | 510 | 530 | 550 | 570 |
| 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 Oltre Race 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 470/385 mm in size 470 to 555/406 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 Oltre Race in size 530?
Stack of 504 mm and reach of 393 mm, with an effective top tube of 536 mm and a head angle of 72.0°.
Is the Oltre Race a racing or an endurance bike?
Racing. In size 530 its stack-to-reach ratio is at percentile 2 of road bikes: a low, stretched position.
Does it have the same geometry as the Oltre?
In size 530, yes: same stack and reach. If one already fits you, the same size of the other will put you in the same position.