TREK Roscoe Gen 4 2026
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Geometry
| 15.5" | 17.5" | 18.5" | 19.5" | 21.5" | |
|---|---|---|---|---|---|
| Add to Compare | |||||
| Reach | 475 | 414 | 493 | 397 | 557 |
| Stack | 510 | 739 | 711 | 699 | 563 |
| Top Tube (effective) | 538 | 641 | 733 | 619 | 609 |
| Seat Tube C-T | S | M | ML | L | XL |
| Seat Tube C-C | 266 | 395 | 390 | 458 | 418 |
| Head Angle | 54 | 65 | 58 | 72 | 76 |
| Head Tube | 103 | 95 | 111 | 137 | 156 |
| Chainstay | 464 | 344 | 346 | 357 | 460 |
| Wheelbase | 981 | 1352 | 1080 | 1178 | 1180 |
| Standover | 670 | 708 | 693 | 672 | 696 |
| BB Drop | 48 | 63 | 54 | 49 | 58 |
| BB Height | 342 | 328 | 265 | 356 | 257 |
| Wheel Size | 27.5" | 29" | 29" | 29" | 29" |
| Seatpost Offset | 37 | 35 | 47 | 40 | 42 |
| Rear Travel | 104 | 121 | 115 | 146 | 112 |
| Data Source | None | None | None | None | None |
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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