2023 Trek Checkpoint ALR vs 2025 Trek Checkmate SLR
The M is the Trek Checkmate SLR size closest to your 52 Trek Checkpoint ALR. 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 Checkmate SLR
Compared with the Trek Checkpoint ALR in 52, the Trek Checkmate SLR in M places the top of the head tube 7 mm higher and 7 mm further back, relative to the bottom bracket. Its wheelbase is 11 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +7 mm
- Higher front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- −11 mm
- Shorter: quicker to change direction
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- −9 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Checkpoint ALR numbers we have for size 52 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint ALR 52 | Trek Checkmate SLR M | Difference |
|---|---|---|---|
| Reach | 399 | 392 | −7 mm |
| Stack | 553 | 560 | +7 mm |
| Head tube angle | 71.6° | 71.5 | −0.1° |
| Effective top tube | 555 | 555 | ±0 mm |
| Chainstay length | 435 | 426 | −9 mm |
| Wheelbase | 1033 | 1022 | −11 mm |
| BB drop | 78 | 80 | +2 mm |
| Standover | 765 | 782 | +17 mm |
| Seat tube length | 520 | 455 | −65 mm |
| Head tube length | 105 | 126 | +21 mm |
| Seat tube angle | not listed | 73.7 |
Differences are the Trek Checkmate SLR minus the Trek Checkpoint ALR. Full charts: 2023 Trek Checkpoint ALR, 2025 Trek Checkmate SLR.
Where each sits in its class
Trek Checkpoint ALRTrek Checkmate SLR
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 ALRALR 5 | Trek Checkmate SLRSLR 7 AXS |
|---|---|---|
| Frame | Trek Alpha | Trek Checkmate |
| Fork | Trek Checkpoint | Trek Checkpoint SLR |
| Shifter | Shimano GRX RX600 | SRAM D2 Force |
| Derailleur | Shimano GRX RX810/600 | SRAM Force XPLR AXS D2 |
| Cassette | Shimano HG700 | SRAM XG-1271 |
| Crankset | Shimano GRX RX600 | SRAM 1 D2 Force AXS |
| Wheelset | Bontrager Paradigm | Bontrager Aeolus Pro 3V |
| Tire | Bontrager GR1 Team Issue | Bontrager Girona RSL GR |
| Brake | Shimano GRX | SRAM CentreLine X |
| Handlebar | Bontrager GR Elite Alloy | Trek Aero RSL |
| Stem | Bontrager Elite Alloy | Trek Aero RSL |
| Seatpost | Bontrager Alloy | aero |
| Saddle | fizik Argo | Bontrager Aeolus P2 |
| Chain | not listed | SRAM Force |
| Chainring | not listed | SRAM Force 1 |
| Bottom bracket | not listed | SRAM DUB |
| Rotor | not listed | SRAM CentreLine X |
| Headset | not listed | Trek RCS Race |
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