The geometry chart below applies to all De Rosa Merak frames from the following:
- Years: 2020, 2021, 2022, 2023
- Frame material: Carbon
| Frame Size | 430 | 460 | 480 | 500 | 520 | 540 | 560 | 580 |
|---|---|---|---|---|---|---|---|---|
| Stack (mm) | 500 | 513 | 524 | 537 | 548 | 561 | 574 | 591 |
| Reach (mm) | 371 | 376 | 380 | 385 | 393 | 399 | 406 | 409 |
| Top Tube, Effective (mm) | 508 | 518 | 529 | 540 | 551 | 563 | 576 | 589 |
| Seat Tube, C-T (mm) | 430 | 460 | 480 | 500 | 520 | 540 | 560 | 580 |
| Seat Tube Angle | 75º | 74.5º | 74.2º | 74º | 74º | 73.5º | 73.3º | 73º |
| Head Tube (mm) | 105 | 115 | 125 | 136 | 147 | 159 | 173 | 190 |
| Chainstay (mm) | 405 | 405 | 406 | 406 | 407 | 407 | 410 | 410 |
| Front Center | 576 | 577 | 579 | 583 | 590 | 599 | 608 | 615 |
| BB Height (mm) | 268 | 268 | 268 | 268 | 268 | 268 | 268 | 268 |
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.