2026 Trek Checkout vs 2026 Allied Able
Bicycle geometry comparison powered by RideDNA
Trek Checkout
2026 · Gravel
| Size | Reach | Stack | Trail | HTA | Chainstay | BB Drop | Wheelbase | Max Tire |
|---|---|---|---|---|---|---|---|---|
| L | 414 | 652 | 88 | 69.5 | 437 | 68 | 1120 | 61 |
| M | 414 | 617 | 91 | 69.0 | 431 | 70 | 1107 | 61 |
| ML | 412 | 634 | 88 | 69.4 | 436 | 70 | 1111 | 61 |
| S | 404 | 580 | 92 | 68.8 | 431 | 70 | 1084 | 61 |
| XL | 417 | 673 | 88 | 69.4 | 437 | 68 | 1133 | 61 |
All measurements in millimeters (mm) and degrees (°).
vs
Allied Able
2026 · Gravel
| Size | Reach | Stack | Trail | HTA | Chainstay | BB Drop | Wheelbase | Max Tire |
|---|---|---|---|---|---|---|---|---|
| 48 | 376 | 529 | 78 | 69.0 | 428 | 80 | 1035 | 57 |
| 52 | 389 | 540 | 68 | 70.5 | 428 | 80 | 1038 | 57 |
| 54 | 395 | 555 | 68 | 70.5 | 428 | 80 | 1049 | 57 |
| 56 | 399 | 575 | 68 | 70.5 | 428 | 80 | 1060 | 57 |
| 58 | 409 | 595 | 68 | 70.5 | 428 | 80 | 1078 | 57 |
| 61 | 415 | 615 | 68 | 70.5 | 428 | 80 | 1090 | 57 |
All measurements in millimeters (mm) and degrees (°).
Go deeper with RideDNA
RideDNA's AI-powered engine adds Handling Index scoring, parametric geometry adjustments, terrain analysis, and personalized bike fit — beyond what static comparisons can show.
Analyze Bikes in RideDNA →Related Gravel Bike Comparisons
Bikes geometrically similar
Explore RideDNA geometry
- Stack leaderboard
- Reach leaderboard
- Head-tube angle leaderboard
- Trail leaderboard
- Wheelbase leaderboard
- Every Gravel bike — geometry survey
- XC geometry survey
- Gravel geometry survey
- All-road geometry survey
- Road-race geometry survey
- Bikes that fit a 170 cm rider
- Bikes that fit a 175 cm rider
- Bikes that fit a 180 cm rider
- Bikes that fit a 185 cm rider