2019 Trek Checkpoint ALR Frameset vs 2021 Trek Boone Disc Frameset
The 52 is the Trek Boone Disc Frameset size closest to your 52 Trek Checkpoint ALR Frameset. 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 Trek Boone Disc Frameset
Compared with the Trek Checkpoint ALR Frameset in 52, the Trek Boone Disc Frameset in 52 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- −2 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Checkpoint ALR Frameset numbers we have for size 52 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint ALR Frameset 52 | Trek Boone Disc Frameset 52 | Difference |
|---|---|---|---|
| Reach | 379 | 379 | ±0 mm |
| Stack | 549 | 547 | −2 mm |
| Head tube angle | 71.6° | 71.5° | −0.1° |
| Effective top tube | 536 | 531 | −5 mm |
| Chainstay length | 425 | 425 | ±0 mm |
| Wheelbase | 1005 | 1005 | ±0 mm |
| BB drop | 78 | 70 | −8 mm |
| Standover | 770 | 761 | −9 mm |
| Seat tube length | 520 | 493 | −27 mm |
| Head tube length | 107 | 123 | +16 mm |
Differences are the Trek Boone Disc Frameset minus the Trek Checkpoint ALR Frameset. Full charts: 2019 Trek Checkpoint ALR Frameset, 2021 Trek Boone Disc Frameset.
Where each sits in its class
Trek Checkpoint ALR FramesetTrek Boone Disc Frameset
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 Checkpoint ALR FramesetALR Frameset | Trek Boone Disc FramesetBoone Disc Frameset |
|---|---|---|
| Frame | Trek Alpha | Trek OCLV |
| Fork | Trek Checkpoint | Trek IsoSpeed Cross |
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