2018 Specialized Allez Elite vs 2019 Trek Madone SLR
The 58 is the Trek Madone SLR size closest to your 56 Specialized Allez Elite. 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 Allez Elite in 56, the Trek Madone SLR in 58 places the top of the head tube 5 mm higher and 6 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- +6 mm
- Longer frame reach
- Wheelbase
- −4 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- −4 mm
- Shorter: livelier
The two frames
Only the Specialized Allez Elite is drawn. The Trek Madone SLR numbers we have for size 58 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Allez Elite 56 | Trek Madone SLR 58 | Difference |
|---|---|---|---|
| Reach | 385mm | 391 | +6 mm |
| Stack | 596mm | 601 | +5 mm |
| Head tube angle | 73.5° | 73.8° | +0.3° |
| Seat tube angle | 73.25° | not listed | |
| Effective top tube | 564mm | 573 | +9 mm |
| Chainstay length | 415mm | 411 | −4 mm |
| Wheelbase | 996mm | 992 | −4 mm |
| BB drop | 76mm | 68 | −8 mm |
| BB height | 264mm | not listed | |
| Standover | 795mm | 786 | −9 mm |
| Seat tube length | 530mm | 553 | +23 mm |
| Fork length | 375mm | not listed | |
| Head tube length | 180mm | 190 | +10 mm |
Differences are the Trek Madone SLR minus the Specialized Allez Elite. Full charts: 2018 Specialized Allez Elite, 2019 Trek Madone SLR.
Where each sits in its class
Specialized Allez EliteTrek 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 Allez EliteElite | Trek Madone SLRSLR 6 |
|---|---|---|
| Shifter | Shimano 105 | Shimano Ultegra |
| Derailleur | Shimano 105 Ez, Shimano 105 | Shimano Ultegra |
| Cassette | Shimano 105 | Shimano Ultegra |
| Chain | KMC X11 EL | Shimano Ultegra |
| Crankset | Praxis Alba 2D | Shimano Ultegra |
| Wheelset | DT Swiss R460 | Bontrager Aeolus Comp 5 |
| Tire | Specialized Espoir Sport | Bontrager R3 Hard-Case Lite |
| Brake | Tektro Axis | Trek Madone |
| Saddle | Specialized Toupé Sport | Bontrager Montrose Elite |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek Madone KVF |
| Bottom bracket | not listed | Trek BB90 |
| Handlebar | not listed | Trek Madone |
| Stem | not listed | Trek Madone |
| Headset | not listed | Trek Madone |
| Seatpost | not listed | Trek Madone |
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