The geometry chart below applies to all De Rosa Idol frames from the following:
- Years: 2021, 2022, 2023
- Frame material: Carbon
| Frame Size | 430 | 460 | 480 | 510 | 530 | 560 |
|---|---|---|---|---|---|---|
| Frame Size | 430 | 460 | 480 | 510 | 530 | 560 |
| Stack (mm) | 370 | 378.3 | 384.2 | 389.8 | 395.6 | 402.4 |
| Reach (mm) | 508.3 | 516.1 | 537.1 | 556.8 | 577.1 | 596.9 |
| Top Tube, Effective (mm) | 517 | 529 | 543 | 560 | 572 | 588 |
| Seat Tube, C-T (mm) | 430 | 460 | 480 | 510 | 530 | 560 |
| Seat Tube Angle | 71.3º | 71.6º | 72.6º | 73º | 73.1º | 73.3º |
| Head Tube (mm) | 110 | 119 | 135 | 154 | 175 | 195 |
| Front Center (mm) | 573 | 581 | 580 | 587 | 598 | 609 |
| Chainstay (mm) | 412 | 412 | 412 | 412 | 412 | 412 |
| BB Drop (mm) | 70 | 70 | 70 | 70 | 70 | 70 |
Read more about the frame geometry measurements here.
Source : De Rosa
De Rosa bikes
Alex Lee is the founder and editor-at-large of Mr. Mamil. Coming from a professional engineering background, he breaks down technical cycling nuances into an easy-to-understand and digestible format here.
He has been riding road bikes actively for the past 12 years and started racing competitively in the senior category during the summer recently.