2019 Specialized Tarmac Men's Disc Pro vs 2020 Specialized Tarmac SL6
The Specialized Tarmac SL6 size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Tarmac SL6
Compared with the Specialized Tarmac Men's Disc Pro in 54, the Specialized Tarmac SL6 in 49 places the top of the head tube 30 mm lower and 9 mm further back, relative to the bottom bracket. Its wheelbase is 5 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −30 mm
- Lower front end
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- −5 mm
- Shorter: quicker to change direction
- Head angle
- −1.3°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac Men's Disc Pro, 54Specialized Tarmac SL6, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac Men's Disc Pro 54 | Specialized Tarmac SL6 49 | Difference |
|---|---|---|---|
| Reach | 384mm | 375mm | −9 mm |
| Stack | 544mm | 514mm | −30 mm |
| Head tube angle | 73° | 71.75° | −1.3° |
| Seat tube angle | 74° | 75.5° | +1.5° |
| Effective top tube | 540mm | not listed | |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 978mm | 973mm | −5 mm |
| BB drop | 72mm | 74mm | +2 mm |
| BB height | 268mm | 266mm | −2 mm |
| Standover | 775mm | 740mm | −35 mm |
| Seat tube length | 481mm | 431mm | −50 mm |
| Fork length | 363mm | 363mm | ±0 mm |
| Head tube length | 143mm | 115mm | −28 mm |
Differences are the Specialized Tarmac SL6 minus the Specialized Tarmac Men's Disc Pro. Full charts: 2019 Specialized Tarmac Men's Disc Pro, 2020 Specialized Tarmac SL6.
Where each sits in its class
Specialized Tarmac Men's Disc ProSpecialized 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 Men's Disc ProMen's Disc Pro | Specialized Tarmac SL6S-Works |
|---|---|---|
| Frame | Specialized Tarmac SL6 | not listed |
| Shifter | Shimano Ultegra Di2 | not listed |
| Derailleur | Shimano Ultegra R8050 Di2 | SRAM RED eTAP AXS |
| Cassette | Shimano Ultegra R8000 | SRAM RED XG-1290 |
| Chain | Shimano Ultegra | SRAM Red |
| Crankset | Shimano Ultegra R8000 | SRAM RED AXS Power Meter |
| Wheelset | Roval CL 50 | Roval CLX 50 |
| Tire | Specialized S-Works Turbo | Specialized Turbo Cotton |
| Brake | Shimano Ultegra R8070 | SRAM Red eTap AXS |
| Saddle | Specialized Toupé Pro | Specialized S-Works Power |
| Bottom bracket | not listed | SRAM DUB |
| Hub | not listed | Specialized LuHai_RVT66L-K5-B25-AN2-N4-F0 |
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