2020 Trek Madone SLR Disc vs 2019 Specialized Tarmac Men's Disc
The 58 is the Specialized Tarmac Men's Disc size closest to your 60 Trek Madone SLR Disc. 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 Tarmac Men's Disc
Compared with the Trek Madone SLR Disc in 60, the Specialized Tarmac Men's Disc in 58 places the top of the head tube 10 mm lower and 3 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm longer, which can contribute to stability at speed.
- Frame stack
- −10 mm
- Lower front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- −0.4°
- Slacker: calmer steering
- Chainstays
- −1 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Madone SLR Disc numbers we have for size 60 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Madone SLR Disc 60 | Specialized Tarmac Men's Disc 58 | Difference |
|---|---|---|---|
| Reach | 399 | 402mm | +3 mm |
| Stack | 601 | 591mm | −10 mm |
| Head tube angle | 73.9° | 73.5° | −0.4° |
| Effective top tube | 586 | 577mm | −9 mm |
| Chainstay length | 411 | 410mm | −1 mm |
| Wheelbase | 1001 | 1005mm | +4 mm |
| BB drop | 68 | 72mm | +4 mm |
| Standover | 811 | 826mm | +15 mm |
| Seat tube length | 573 | 522mm | −51 mm |
| Head tube length | 191 | 190mm | −1 mm |
| Seat tube angle | not listed | 73.5° | |
| BB height | not listed | 268mm | |
| Fork length | not listed | 363mm |
Differences are the Specialized Tarmac Men's Disc minus the Trek Madone SLR Disc. Full charts: 2020 Trek Madone SLR Disc, 2019 Specialized Tarmac Men's Disc.
Where each sits in its class
Trek Madone SLR DiscSpecialized Tarmac Men's Disc
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 SLR DiscSLR 6 Disc | Specialized Tarmac Men's DiscMen's S-Works Disc |
|---|---|---|
| Frame | Trek OCLV | not listed |
| Fork | Trek Madone KVF | not listed |
| Shifter | Shimano Ultegra R8020 | Shimano Dura-Ace Di2 |
| Derailleur | Shimano Ultegra R8000 | Shimano Dura-Ace R9150 Di2 |
| Cassette | Shimano Ultegra R8000 | Shimano Dura-Ace R9100 |
| Chain | Shimano Ultegra HG701 | Shimano Dura-Ace |
| Crankset | Shimano Ultegra R8000 | Specialized S-Works Power |
| Bottom bracket | Trek BB90 | not listed |
| Wheelset | Bontrager Aeolus Pro 5 | Roval CLX 50 |
| Tire | Bontrager R3 Hard-Case Lite | Specialized Turbo Cotton |
| Brake | Shimano Ultegra R8070 | Shimano Dura-Ace R9170 |
| Handlebar | Trek Madone | not listed |
| Stem | Trek Madone | not listed |
| Headset | Trek Madone | not listed |
| Seatpost | Trek Madone | not listed |
| Saddle | Bontrager Montrose Elite | Specialized S-Works Toupe |
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