TREK Marlin 4 Gen 3 2026
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Geometry
| 14.5" | 15.5" | 17.5" | 18.5" | 19.5" | 21.5" | 23" | |
|---|---|---|---|---|---|---|---|
| Add to Compare | |||||||
| Reach | 366 | 444 | 470 | 440 | 370 | 408 | 558 |
| Stack | 604 | 590 | 702 | 613 | 582 | 616 | 602 |
| Top Tube (effective) | 627 | 571 | 578 | 530 | 533 | 700 | 688 |
| Seat Tube C-T | 390 | 386 | 454 | 449 | 459 | 474 | 476 |
| Seat Tube C-C | 38 | 39 | 44 | 38 | 45 | 52 | 63 |
| Head Angle | 72 | 61 | 60 | 70 | 61 | 56 | 70 |
| Seat Angle | 87 | 86 | 85 | 78 | 67 | 84 | 75 |
| Head Tube | 88 | 87 | 81 | 105 | 97 | 141 | 116 |
| Chainstay | 445 | 487 | 456 | 384 | 501 | 456 | 437 |
| Wheelbase | 990 | 1031 | 1166 | 1147 | 1221 | 1111 | 1265 |
| Standover | 688 | 781 | 878 | 638 | 905 | 633 | 866 |
| BB Drop | 37 | 53 | 65 | 65 | 52 | 64 | 4 |
| BB Height | 277 | 360 | 338 | 309 | 302 | 338 | 296 |
| Fork Rake / Offset | 40 | 45 | 36 | 39 | 44 | 43 | 37 |
| Trail | 107 | 99 | 101 | 95 | 96 | 80 | 81 |
| Wheel Size | 27.5" | 27.5" | 29" | 29" | 29" | 29" | 29" |
| Seatpost Offset | 3 | 4 | 4 | 3 | 4 | 4 | 3 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.
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