2019 Trek · MDB
2019 Trek Fuel EX Alloy MKIII geometry
Full frame geometry for the 2019 Trek Fuel EX Alloy MKIII, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| XS-High (27.5) | 559 | 400 | 75.5 | 66.5 | 90 | 545 | 355 | 700 | 14 | 684 | 435 | 1119 | 43 | 107 |
| XS-Low (27.5) | 563 | 395 | 75 | 66 | 90 | 550 | 356 | 695 | 21 | 684 | 437 | 1120 | 43 | 111 |
| S-High (27.5) | 568 | 420 | 75.5 | 66.5 | 100 | 567 | 355 | 706 | 14 | 708 | 435 | 1143 | 43 | 108 |
| S-Low (27.5) | 572 | 415 | 75 | 66 | 100 | 568 | 395 | 701 | 21 | 708 | 437 | 1144 | 43 | 111 |
| M-High (29) | 605 | 445 | 75.5 | 66.5 | 100 | 602 | 420 | 748 | 28 | 744 | 435 | 1178 | 43 | 116 |
| S-High (29) | 605 | 420 | 75.5 | 66.5 | 100 | 577 | 395 | 706 | 28 | 719 | 435 | 1153 | 43 | 115 |
| M-Low (29) | 608 | 440 | 75 | 66 | 100 | 603 | 420 | 742 | 34 | 744 | 437 | 1179 | 43 | 119 |
| S-Low (29) | 608 | 415 | 75 | 66 | 100 | 578 | 395 | 701 | 34 | 719 | 437 | 1154 | 43 | 119 |
| L-High (29) | 609 | 475 | 75.5 | 66.5 | 105 | 633 | 450 | 756 | 27 | 776 | 435 | 1210 | 43 | 116 |
| ML-High (29) | 609 | 460 | 75.5 | 66.5 | 105 | 618 | 435 | 751 | 27 | 761 | 435 | 1195 | 43 | 116 |
| L-Low (29) | 613 | 470 | 75 | 66 | 105 | 634 | 450 | 750 | 34 | 776 | 437 | 1211 | 43 | 119 |
| ML-Low (29) | 613 | 455 | 75 | 66 | 105 | 619 | 435 | 745 | 34 | 761 | 437 | 1196 | 43 | 119 |
| XL-High (29) | 623 | 500 | 75.5 | 66.5 | 120 | 661 | 500 | 768 | 27 | 807 | 435 | 1241 | 43 | 116 |
| XL-Low (29) | 627 | 495 | 75 | 66 | 120 | 663 | 500 | 762 | 34 | 807 | 437 | 1242 | 43 | 119 |
| XXL-High (29) | 641 | 520 | 75.5 | 66.5 | 140 | 686 | 540 | 806 | 27 | 835 | 435 | 1269 | 43 | 116 |
| XXL-Low (29) | 645 | 515 | 75 | 66 | 140 | 688 | 540 | 800 | 34 | 835 | 437 | 1270 | 43 | 119 |
All measurements in millimetres unless marked (°) for angles.