2024 Trek Boone vs 2026 3T Primo
The XL is the 3T Primo size closest to your 61 Trek Boone. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the 3T Primo
Compared with the Trek Boone in 61, the 3T Primo in XL places the top of the head tube 20 mm lower and 5 mm further forward, relative to the bottom bracket.
- Frame stack
- −20 mm
- Lower front end
- Frame reach
- +5 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.2°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Trek Boone numbers we have for size 61 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Boone 61 | 3T Primo XL | Difference |
|---|---|---|---|
| Reach | 397 | 402 | +5 mm |
| Stack | 624 | 604 | −20 mm |
| Head tube angle | 72.3° | 72.5 | +0.2° |
| Effective top tube | 588 | 592 | +4 mm |
| Chainstay length | 425 | not listed | |
| Wheelbase | 1043 | not listed | |
| BB drop | 65 | 70 | +5 mm |
| Standover | 843 | not listed | |
| Seat tube length | 583 | not listed | |
| Head tube length | 205 | 180 | −25 mm |
| Seat tube angle | not listed | 72.5 |
Differences are the 3T Primo minus the Trek Boone. Full charts: 2024 Trek Boone, 2026 3T Primo.
Where each sits in its class
Trek Boone3T Primo
Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Boone | 3T PrimoGRX 1X12 |
|---|---|---|
| Frame | not listed | 3T Primo2 |
| Fork | not listed | 3T Fango Primo2 |
| Shifter | not listed | Shimano GRX RX610 |
| Derailleur | not listed | Shimano GRX RX822 SGS |
| Cassette | not listed | Shimano Deore M6100 |
| Crankset | not listed | Shimano GRX RX610 |
| Wheelset | not listed | Fulcrum Rapid Red 900 |
| Tire | not listed | Pirelli Cinturato Adventure |
| Brake | not listed | Shimano GRX RX400 |
| Rotor | not listed | Shimano SM-RT64 |
| Handlebar | not listed | 3T Superergo PRO |
| Stem | not listed | 3T Apto |
| Seatpost | not listed | 3T Primo |
| Saddle | not listed | fizik Vento Argo X5 |
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