2025 Trek Madone SL Gen 8 vs 2024 Trek Emonda SLR
The 54 is the Trek Emonda SLR size closest to your M Trek Madone SL Gen 8. 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 Emonda SLR
Compared with the Trek Madone SL Gen 8 in M, the Trek Emonda SLR in 54 places the top of the head tube 5 mm lower and about as far forward, relative to the bottom bracket.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- +2 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
Only the Trek Madone SL Gen 8 is drawn. The Trek Emonda SLR numbers we have for size 54 are missing the seat angle.
Geometry side by side
| Measurement | Trek Madone SL Gen 8 M | Trek Emonda SLR 54 | Difference |
|---|---|---|---|
| Reach | 384 | 386 | +2 mm |
| Stack | 546 | 541 | −5 mm |
| Head tube angle | 72.90 | 73.0° | +0.1° |
| Seat tube angle | 73.60 | not listed | |
| Effective top tube | 545 | 543 | −2 mm |
| Chainstay length | 410 | 410 | ±0 mm |
| Wheelbase | 981 | 981 | ±0 mm |
| Standover | 762 | 744 | −18 mm |
| Seat tube length | 476 | 496 | +20 mm |
| Head tube length | 136 | 131 | −5 mm |
| BB drop | not listed | 70 |
Differences are the Trek Emonda SLR minus the Trek Madone SL Gen 8. Full charts: 2025 Trek Madone SL Gen 8, 2024 Trek Emonda SLR.
Where each sits in its class
Trek Madone SL Gen 8Trek Emonda SLR
Each bike is ranked against the other road 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 Madone SL Gen 8SL 5 Gen 8 | Trek Emonda SLRSLR 6 AXS |
|---|---|---|
| Frame | Trek 500 Series OCLV Carbon | Trek Emonda SLR |
| Fork | Trek Madone | not listed |
| Shifter | Shimano 105 | SRAM ETAP Rival |
| Derailleur | Shimano 105 R7100 | SRAM eTap Rival AXS |
| Cassette | Shimano 105 R7101 | SRAM XG1250 Rival |
| Chain | Shimano SLX M7100 | SRAM Rival |
| Crankset | Shimano 105 R7100 | SRAM AXS Rival |
| Bottom bracket | Praxis T47 | not listed |
| Wheelset | Bontrager Paradigm SL | Bontrager Aeolus Pro 37 |
| Tire | Bontrager R1 | Bontrager R3 |
| Brake | Shimano 105 | SRAM Paceline |
| Rotor | Shimano SM-RT70 | SRAM Paceline |
| Handlebar | Bontrager Comp | Bontrager Aeolus RSL Integrated |
| Stem | Trek RCS | not listed |
| Headset | Trek RCS | not listed |
| Seatpost | Trek Madone | Bontrager Seat Mast Cap |
| Saddle | Bontrager Aeolus | Bontrager Aeolus P2 |
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