2020 Specialized Allez Sprint Disc Sagan Collection Deconstructivism vs 2018 Trek Madone Frameset
The 50 is the Trek Madone Frameset size closest to your 52.0 Specialized Allez Sprint Disc Sagan Collection Deconstructivism. 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 Frameset
Compared with the Specialized Allez Sprint Disc Sagan Collection Deconstructivism in 52.0, the Trek Madone Frameset in 50 places the top of the head tube 8 mm lower and 3 mm further forward, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- −8 mm
- Lower front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- −0.9°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Allez Sprint Disc Sagan Collection Deconstructivism is drawn. The Trek Madone Frameset numbers we have for size 50 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Allez Sprint Disc Sagan Collection Deconstructivism 52.0 | Trek Madone Frameset 50 | Difference |
|---|---|---|---|
| Reach | 380mm | 383 | +3 mm |
| Stack | 519mm | 511 | −8 mm |
| Head tube angle | 73° | 72.1° | −0.9° |
| Seat tube angle | 74° | not listed | |
| Chainstay length | 410mm | 410 | ±0 mm |
| Wheelbase | 968mm | 974 | +6 mm |
| BB drop | 69mm | 72 | +3 mm |
| BB height | 271mm | not listed | |
| Standover | 744mm | 696 | −48 mm |
| Seat tube length | 480mm | 453 | −27 mm |
| Fork length | 363mm | not listed | |
| Head tube length | 120mm | 100 | −20 mm |
| Effective top tube | not listed | 522 |
Differences are the Trek Madone Frameset minus the Specialized Allez Sprint Disc Sagan Collection Deconstructivism. Full charts: 2020 Specialized Allez Sprint Disc Sagan Collection Deconstructivism, 2018 Trek Madone Frameset.
Where each sits in its class
Specialized Allez Sprint Disc Sagan Collection DeconstructivismTrek Madone Frameset
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 Allez Sprint Disc Sagan Collection DeconstructivismDisc Sagan Collection - Deconstructivism | Trek Madone Frameset9 Frameset |
|---|---|---|
| Seatpost | Specialized Allez Sprint | Trek Madone |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek Madone KVF |
| Brake | not listed | Trek Madone |
| Headset | not listed | Trek Madone |
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