2019 Trek · EDB
2019 Trek Rail Al geometry
Full frame geometry for the 2019 Trek Rail Al, size by size — stack, reach, angles and tube lengths.
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Geometry by size
| Size | Stack (mm) | Reach (mm) | Seat angle (°) | Head angle (°) | Head tube (mm) | Top tube (mm) | Seat tube (mm) | Standover (mm) | BB drop (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M-High | 622 | 450 | 75 | 64.9 | 105 | 611 | 420 | 778 | 29 | 774 | 447 | 1220 | 43 | 127 |
| S-High | 623 | 425 | 75 | 64.9 | 105 | 587 | 410 | 748 | 29 | 750 | 447 | 1195 | 43 | 127 |
| M-Low | 626 | 445 | 75 | 64.5 | 105 | 613 | 420 | 773 | 35 | 775 | 448 | 1221 | 43 | 131 |
| S-Low | 626 | 420 | 75 | 64.5 | 105 | 588 | 410 | 743 | 35 | 750 | 448 | 1196 | 43 | 131 |
| L-High | 627 | 470 | 75 | 64.9 | 110 | 633 | 450 | 767 | 29 | 797 | 447 | 1243 | 43 | 127 |
| L-Low | 630 | 465 | 75 | 64.5 | 110 | 634 | 450 | 762 | 35 | 797 | 448 | 1243 | 43 | 131 |
| XL-High | 636 | 499 | 75 | 64.9 | 120 | 665 | 500 | 780 | 29 | 831 | 447 | 1277 | 43 | 127 |
| XL-Low | 639 | 495 | 75 | 64.5 | 120 | 666 | 500 | 775 | 35 | 832 | 448 | 1278 | 43 | 131 |
All measurements in millimetres unless marked (°) for angles.