2017 Specialized Tarmac Pro Disc vs 2018 Specialized Tarmac SL5 Men's Expert DA
The Specialized Tarmac SL5 Men's Expert DA size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Tarmac SL5 Men's Expert DA
Compared with the Specialized Tarmac Pro Disc in 54, the Specialized Tarmac SL5 Men's Expert DA in 49 places the top of the head tube 39 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 8 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −39 mm
- Lower front end
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- −8 mm
- Shorter: quicker to change direction
- Head angle
- −0.8°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac Pro Disc, 54Specialized Tarmac SL5 Men's Expert DA, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac Pro Disc 54 | Specialized Tarmac SL5 Men's Expert DA 49 | Difference |
|---|---|---|---|
| Reach | 387mm | 386mm | −1 mm |
| Stack | 543mm | 504mm | −39 mm |
| Head tube angle | 73° | 72.25° | −0.8° |
| Seat tube angle | 73.5° | 75.5° | +2.0° |
| Effective top tube | 548mm | 518mm | −30 mm |
| Chainstay length | 405mm | 405mm | ±0 mm |
| Wheelbase | 978mm | 970mm | −8 mm |
| BB drop | 69mm | 71.5mm | +3 mm |
| BB height | 272.5mm | 270mm | −3 mm |
| Standover | 775mm | 730mm | −45 mm |
| Seat tube length | 481mm | 431mm | −50 mm |
| Fork length | 368mm | 368mm | ±0 mm |
| Head tube length | 140mm | 100mm | −40 mm |
Differences are the Specialized Tarmac SL5 Men's Expert DA minus the Specialized Tarmac Pro Disc. Full charts: 2017 Specialized Tarmac Pro Disc, 2018 Specialized Tarmac SL5 Men's Expert DA.
Where each sits in its class
Specialized Tarmac Pro DiscSpecialized Tarmac SL5 Men's Expert DA
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 Ultegra Di2 | Specialized Tarmac SL5 Men's Expert DAMen's Expert DA |
|---|---|---|
| Shifter | Shimano 105 R785 Di2 | Shimano Dura-Ace R9100 |
| Derailleur | Shimano Ultegra R6870 Di2, Shimano Ultegra Di2 | Shimano Dura-Ace R9100 |
| Cassette | Shimano Ultegra | Shimano 105 |
| Chain | Shimano HG70 | Shimano Ultegra |
| Bottom bracket | Specialized Enduro | Shimano Dura-Ace BB |
| Wheelset | Roval CL 40 | Roval SLX 24 |
| Tire | Specialized S-Works Turbo | Specialized S-Works Turbo |
| Brake | Shimano BR-785 | Shimano Dura-Ace R9100 |
| Saddle | Specialized Toupé Pro | Specialized Toupe Expert |
| Frame | not listed | Specialized Tarmac SL5 |
| Crankset | not listed | Shimano Dura-Ace R9100 |
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