2020 Specialized Tarmac Pro Disc vs 2022 Specialized Tarmac SL6
The 54 is the Specialized Tarmac SL6 size closest to your 54 Specialized Tarmac Pro 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 SL6
Compared with the Specialized Tarmac Pro Disc in 54, the Specialized Tarmac SL6 in 54 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac Pro Disc, 54Specialized Tarmac SL6, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac Pro Disc 54 | Specialized Tarmac SL6 54 | Difference |
|---|---|---|---|
| Reach | 384mm | 384mm | ±0 mm |
| Stack | 544mm | 544mm | ±0 mm |
| Head tube angle | 73° | 73° | ±0.0° |
| Seat tube angle | 74° | 74° | ±0.0° |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 978mm | 978mm | ±0 mm |
| BB drop | 72mm | 72mm | ±0 mm |
| BB height | 268mm | 268mm | ±0 mm |
| Standover | 775mm | 775mm | ±0 mm |
| Seat tube length | 481mm | 499mm | +18 mm |
| Fork length | 363mm | 363mm | ±0 mm |
| Head tube length | 143mm | 143mm | ±0 mm |
Differences are the Specialized Tarmac SL6 minus the Specialized Tarmac Pro Disc. Full charts: 2020 Specialized Tarmac Pro Disc, 2022 Specialized Tarmac SL6.
Where each sits in its class
Specialized Tarmac Pro DiscSpecialized Tarmac SL6
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 Pro DiscPro Disc | Specialized Tarmac SL6Tarmac SL6 - Shimano Tiagra |
|---|---|---|
| Frame | Specialized Tarmac SL6 | Specialized Tarmac SL6 |
| Derailleur | SRAM Force eTAP AXS | Shimano Tiagra |
| Cassette | SRAM XG-1270 | not listed |
| Chain | SRAM Force | KMC X10 |
| Crankset | SRAM Force AXS | Shimano Tiagra 4700 |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | Roval CL 50 | Specialized Axis Sport |
| Tire | Specialized S-Works Turbo | Specialized Turbo Pro |
| Brake | SRAM Force eTAP | Shimano Tiagra BR-4770 |
| Saddle | Specialized Power | Specialized Power Sport |
| Shifter | not listed | Shimano Tiagra |
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