TREK Checkpoint ALR Gen 3 / 2026
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Geometry
| XS | S | M | ML | L | XL | |
|---|---|---|---|---|---|---|
| Add to Compare | ||||||
| Reach | 39 | 45 | 37 | 37 | 46 | 48 |
| Stack | 56 | 67 | 48 | 58 | 50 | 76 |
| Top Tube (effective) | 61 | 55 | 56 | 61 | 63 | 66 |
| Seat Tube C-C | 45 | 44 | 53 | 63 | 58 | 69 |
| Head Angle | 69 | 59 | 61 | 62 | 58 | 66 |
| Seat Angle | 59 | 69 | 84 | 66 | 82 | 80 |
| Head Tube | 10 | 12 | 14 | 14 | 15 | 21 |
| Chainstay | 49 | 37 | 42 | 34 | 50 | 48 |
| Wheelbase | 83 | 101 | 86 | 86 | 123 | 99 |
| Standover | 62 | 77 | 84 | 66 | 83 | 86 |
| BB Drop | 8 | 8 | 7 | 8 | 7 | 8 |
| Fork Rake / Offset | 4 | 5 | 4 | 5 | 3 | 4 |
| Trail | 7 | 5 | 6 | 6 | 6 | 5 |
| Wheel Size | 700c | 700c | 700c | 700c | 700c | 700c |
| 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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