2021 Trek Checkpoint ALR vs 2022 Specialized Diverge Pro Carbon
The 52 is the Specialized Diverge Pro Carbon size closest to your 54 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 Specialized Diverge Pro Carbon
Compared with the Trek Checkpoint ALR in 54, the Specialized Diverge Pro Carbon in 52 places the top of the head tube 10 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 12 mm longer, which can contribute to stability at speed.
- Frame stack
- +10 mm
- Higher front end
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- +12 mm
- Longer: steadier at speed
- Head angle
- −1.3°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Checkpoint ALR numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint ALR 54 | Specialized Diverge Pro Carbon 52 | Difference |
|---|---|---|---|
| Reach | 383 | 383mm | ±0 mm |
| Stack | 567 | 577mm | +10 mm |
| Head tube angle | 71.8° | 70.5° | −1.3° |
| Effective top tube | 551 | not listed | |
| Chainstay length | 425 | 425mm | ±0 mm |
| Wheelbase | 1014 | 1026mm | +12 mm |
| BB drop | 76 | 80mm | +4 mm |
| Standover | 789 | 725mm | −64 mm |
| Seat tube length | 540 | 430mm | −110 mm |
| Head tube length | 126 | 104mm | −22 mm |
| Seat tube angle | not listed | 73.75° | |
| BB height | not listed | 270mm | |
| Fork length | not listed | 389mm |
Differences are the Specialized Diverge Pro Carbon minus the Trek Checkpoint ALR. Full charts: 2021 Trek Checkpoint ALR, 2022 Specialized Diverge Pro Carbon.
Where each sits in its class
Trek Checkpoint ALRSpecialized Diverge Pro Carbon
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 4 | Specialized Diverge Pro CarbonPro Carbon |
|---|---|---|
| Frame | Trek Alpha | Specialized Diverge FACT |
| Fork | Trek Checkpoint | Specialized Future Shock 2.0 |
| Shifter | Shimano GRX RX400 | SRAM Force eTap AXS |
| Derailleur | Shimano GRX RX400 | SRAM X01 Eagle AXS |
| Cassette | Shimano Tiagra HG-500 | SRAM GX Eagle |
| Chain | KMC X10 | SRAM X01 Eagle |
| Crankset | Shimano GRX RX600 | SRAM Force |
| Bottom bracket | Shimano RS500 | SRAM DUB |
| Wheelset | Bontrager TLR Disc Aluminum | Roval Terra CL |
| Tire | Bontrager GR1 Comp | Specialized Pathfinder Pro 2BR |
| Brake | Shimano GRX | SRAM Force |
| Handlebar | Bontrager Elite IsoZone VR-CF | Roval Terra |
| Stem | Niner Alloy | Specialized Future |
| Seatpost | Bontrager Approved | Roval Terra |
| Saddle | Bontrager P3 Verse | Specialized Power |
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