TREK Checkpoint ALR Gen 3 2026
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Geometry
| XS | S | M | ML | L | XL | |
|---|---|---|---|---|---|---|
| Add to Compare | ||||||
| Reach | 410 | 409 | 381 | 467 | 325 | 442 |
| Stack | 625 | 640 | 697 | 597 | 515 | 569 |
| Top Tube (effective) | 526 | 624 | 640 | 480 | 553 | 629 |
| Seat Tube (effective) | 520 | 521 | 519 | 555 | 604 | 513 |
| Head Angle | 76 | 61 | 65 | 66 | 69 | 79 |
| Seat Angle | 81 | 82 | 81 | 63 | 73 | 65 |
| Head Tube | 102 | 139 | 131 | 139 | 201 | 232 |
| Chainstay | 385 | 443 | 513 | 388 | 364 | 370 |
| Wheelbase | 967 | 1014 | 877 | 997 | 1185 | 927 |
| Standover | 660 | 619 | 889 | 648 | 942 | 894 |
| BB Drop | 83 | 79 | 61 | 83 | 68 | 63 |
| BB Type | T47 | T47 | T47 | T47 | T47 | T47 |
| Fork Rake / Offset | 39 | 58 | 57 | 40 | 41 | 52 |
| Trail | 77 | 68 | 68 | 63 | 60 | 65 |
| Seatpost Diameter | 23 | 22 | 23 | 31 | 30 | 30 |
| Wheel Size | 700c | 700c | 700c | 700c | 700c | 700c |
| Tyre Max Width | 53 | 59 | 56 | 46 | 48 | 42 |
| Seatpost Length | 370 | 387 | 274 | 287 | 378 | 375 |
| Seatpost Offset | 13 | 13 | 12 | 10 | 12 | 13 |
| Handlebar Width | 375 | 479 | 482 | 418 | 488 | 473 |
| Stem Length | 64 | 75 | 72 | 89 | 74 | 117 |
| Stem Angle | 5 | 6 | 5 | 8 | 8 | 6 |
| Crank Length | 174 | 182 | 154 | 140 | 153 | 162 |
| Bike Weight | 23 | |||||
| Data Source | 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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