The geometry chart below applies to all Specialized Roubaix frames from the following:
- Years: 2019, 2020, 2021, 2022, 2023
- Models: S-Works, Pro, Comp, Expert, Sport, Base
- Frame material: Carbon
| Frame Size | 44 | 49 | 52 | 54 | 56 | 58 | 61 | 64 |
|---|---|---|---|---|---|---|---|---|
| Suggested Rider Height (cm) | 142 to 152 | 155 to 163 | 163 to 170 | 170 to 178 | 175 to 180 | 180 to 188 | 188 to 196 | 196 to 205 |
| Suggested Rider Height (ft) | 4’8″ to 5’0″ | 5’1″ to 5’4″ | 5’4″ to 5’7″ | 5’7″ to 5’10” | 5’9″ to 5’11” | 5’11” to 6’2″ | 6’2″ to 6’5″ | 6’5″ to 6’9″ |
| Stack (mm) | 540 | 555 | 570 | 585 | 605 | 630 | 665 | 675 |
| Reach (mm) | 353 | 363 | 368 | 376 | 384 | 392 | 398 | 404 |
| Top Tube, Horizontal (mm) | 512 | 525 | 533 | 545 | 563 | 579 | 595 | 609 |
| Seat Tube (mm) | 365 | 410 | 446 | 465 | 485 | 505 | 547 | 568 |
| Seat Tube Angle | 74° | 74° | 74° | 74° | 73.5° | 73.5° | 73.5° | 73° |
| Head Tube (mm) | 90 | 100 | 112 | 125 | 143 | 170 | 205 | 215 |
| Head Tube Angle | 70° | 71.5° | 72° | 72.75° | 73.5° | 73.5° | 74° | 74° |
| BB Height (mm) | 265 | 265 | 265 | 266 | 266 | 268 | 268 | 268 |
| BB Drop (mm) | 77.5 | 77.5 | 77.5 | 76 | 76 | 74.5 | 74.5 | 74.5 |
| Fork Trail (mm) | 71 | 62 | 59 | 61 | 55 | 55 | 52 | 52 |
| Fork Length (mm) | 370 | 370 | 370 | 370 | 370 | 370 | 370 | 370 |
| Fork Offset (mm) | 50 | 50 | 50 | 44 | 44 | 44 | 44 | 44 |
| Front Center (mm) | 580 | 581 | 586 | 585 | 592 | 607 | 618 | 626 |
| Chainstay (mm) | 413 | 413 | 413 | 415 | 415 | 418 | 418 | 418 |
| Wheelbase (mm) | 981 | 982 | 986 | 988 | 995 | 1014 | 1024 | 1033 |
| Standover Height (mm) | 682 | 715 | 743 | 762 | 783 | 805 | 844 | 862 |
| Crank Length (mm) | 165 | 165 | 170 | 172.5 | 172.5 | 175 | 175 | 175 |
| Handlebar Width (mm) | 360 | 380 | 400 | 420 | 420 | 440 | 440 | 440 |
| Stem Length (mm) | 70 | 80 | 90 | 100 | 100 | 110 | 110 | 120 |
| Saddle Width (mm) | 155 | 155 | 155 | 143 | 143 | 143 | 143 | 143 |
| Seatpost Length (mm) | 380 | 380 | 380 | 380 | 380 | 450 | 450 | 450 |
Source : Specialized
Learn more about what the frame geometry measurements mean here.
Specialized Roubaix vs others
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.