2025 Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition vs 2023 Trek Madone SLR
The 54 is the Trek Madone SLR size closest to your 54 Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition. 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 Madone SLR
Compared with the Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition in 54, the Trek Madone SLR in 54 places the top of the head tube 3 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 3 mm longer, which can contribute to stability at speed.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- +2 mm
- About the same reach
- Wheelbase
- +3 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition, 54Trek Madone SLR, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition 54 | Trek Madone SLR 54 | Difference |
|---|---|---|---|
| Reach | 384mm | 386 | +2 mm |
| Stack | 544mm | 541 | −3 mm |
| Head tube angle | 73° | 73.0 | ±0.0° |
| Seat tube angle | 74° | 73.7 | −0.3° |
| Effective top tube | 541mm | 543 | +2 mm |
| Chainstay length | 410mm | 410 | ±0 mm |
| Wheelbase | 978mm | 981 | +3 mm |
| BB drop | 72mm | 70 | −2 mm |
| BB height | 268mm | not listed | |
| Standover | 768mm | 744 | −24 mm |
| Seat tube length | 473mm | 496 | +23 mm |
| Fork length | 370mm | not listed | |
| Head tube length | 137mm | 131 | −6 mm |
Differences are the Trek Madone SLR minus the Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition. Full charts: 2025 Specialized Tarmac SL8 LTD Bull BORA hansgrohe Edition, 2023 Trek Madone SLR.
Where each sits in its class
Specialized Tarmac SL8 LTD Bull BORA hansgrohe EditionTrek Madone 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 | Specialized Tarmac SL8 LTD Bull BORA hansgrohe EditionS-Works LTD Red Bull - BORA - hansgrohe Edition | Trek Madone SLRSLR 6 |
|---|---|---|
| Frame | Specialized S-Works Tarmac SL8 FACT | Trek Madone |
| Shifter | SRAM RED AXS | Shimano Ultegra |
| Derailleur | SRAM Red AXS | Shimano Ultegra |
| Cassette | SRAM RED XG-1290 | Shimano Ultegra |
| Chain | SRAM RED | Shimano 105 DI2 |
| Crankset | SRAM RED AXS Power Meter | Shimano Ultegra Mid Compact |
| Wheelset | Specialized Rapide CLX II Team | Bontrager Aeolus Pro 51 |
| Tire | Specialized Turbo Cotton | Bontrager R3 Hard-Case Lite |
| Brake | SRAM Red AXS | Shimano Ultegra |
| Handlebar | Roval Rapide Cockpit | Trek Madone Integrated |
| Stem | Roval Rapide Cockpit | Trek Madone aero |
| Saddle | Specialized S-Works Power | Bontrager Aeolus Elite |
| Fork | not listed | Trek Madone KVF |
| Chainring | not listed | Shimano Ultegra |
| Bottom bracket | not listed | Trek T47 |
| Rotor | not listed | Shimano Ultegra |
| Seatpost | not listed | Trek Madone |
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