2022 Specialized Tarmac SL7 Comp vs 2024 Specialized Tarmac SL8 Expert
The Specialized Tarmac SL8 Expert size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Tarmac SL8 Expert
Compared with the Specialized Tarmac SL7 Comp in 54, the Specialized Tarmac SL8 Expert in 58 places the top of the head tube 47 mm higher and 19 mm further forward, relative to the bottom bracket. Its wheelbase is 28 mm longer, which can contribute to stability at speed.
- Frame stack
- +47 mm
- Higher front end
- Frame reach
- +19 mm
- Longer frame reach
- Wheelbase
- +28 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac SL7 Comp, 54Specialized Tarmac SL8 Expert, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac SL7 Comp 54 | Specialized Tarmac SL8 Expert 58 | Difference |
|---|---|---|---|
| Reach | 381mm | 400mm | +19 mm |
| Stack | 552mm | 599mm | +47 mm |
| Head tube angle | 73° | 73.5° | +0.5° |
| Seat tube angle | 74° | 73.5° | −0.5° |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 978mm | 1006mm | +28 mm |
| BB drop | 72mm | 72mm | ±0 mm |
| BB height | 268mm | 268mm | ±0 mm |
| Standover | 768mm | 808mm | +40 mm |
| Seat tube length | 475mm | 515mm | +40 mm |
| Fork length | 366mm | 370mm | +4 mm |
| Head tube length | 131mm | 184mm | +53 mm |
Differences are the Specialized Tarmac SL8 Expert minus the Specialized Tarmac SL7 Comp. Full charts: 2022 Specialized Tarmac SL7 Comp, 2024 Specialized Tarmac SL8 Expert.
Where each sits in its class
Specialized Tarmac SL7 CompSpecialized Tarmac SL8 Expert
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 SL7 CompComp | Specialized Tarmac SL8 ExpertExpert |
|---|---|---|
| Frame | Specialized Tarmac SL7 FACT | Specialized Tarmac SL8 |
| Derailleur | SRAM Rival eTAP AXS, SRAM RD RIVAL ETAP AXS D1 MAX | SRAM eTap AXS Rival |
| Cassette | SRAM XG 1250 D1 | SRAM Rival |
| Chain | SRAM RIVAL D1 | SRAM Rival |
| Crankset | SRAM FC RIVAL D1 DUB XXX 4835 | SRAM Rival |
| Bottom bracket | SRAM DUB | SRAM DUB |
| Wheelset | Specialized WH-DT R470 | Roval C38 |
| Tire | Specialized Turbo Pro | Specialized Turbo |
| Brake | SRAM Rival | SRAM eTap AXS Rival |
| Seatpost | Specialized S-Works Tarmac | Specialized S-Works Tarmac SL8 |
| Saddle | Specialized Power Sport | Specialized Power |
| Shifter | not listed | SRAM eTap AXS Rival |
| Handlebar | not listed | Specialized Shallow Drop |
| Stem | not listed | Tarmac integrated |
| Bar tape | not listed | Supacaz Super Sticky Kush |
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