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Specialized Tarmac SL8 Expert

Build Ultegra Di2

Top of the rangeCarbon700cReleased in 2025
Specialized Tarmac SL8 Expert, side view
Ultegra Di2Black / White

Specialized Tarmac SL8 Expert

road bike, carbon frame, 700c wheels, top of the range equipment

Key specs

Model year
2025
Frame
Carbon
Wheelset
700c
Groupset
Shimano Ultegra Di2
Brake model
Shimano Ultegra Hydraulic Brake
Seatpost
S-Works Tarmac SL8 Carbon seat post

Spec sheet

Every value is read on the brand’s page; hover it to see its source and date.

Ride type

Ride type
Being updated

Frame and fork

Frame
Carbon
Fork
Carbon
Max tyre clearance
Being updated

Drivetrain

Groupset brand
Shimano
Groupset
Shimano Ultegra Di2
Shifting
Electronic, wired
Gears at the back
12
Rear derailleur
Shimano Ultegra Di2 R8150
Shifters
Shimano Ultegra Di2 R8170

Brakes

Brakes
Hydraulic disc
Brake model
Shimano Ultegra Hydraulic Brake

Wheels and tyres

Wheel size
700c / 29"
Tyres
S-Works Turbo
Tyre width fitted
26 mm

Cockpit and seatpost

Handlebar
Specialized Expert Shallow Drop
Seatpost model
S-Works Tarmac SL8 Carbon seat post

Weight

Weight
Being updated

Geometry

Geometry size
44
Head angle
70.5 °
Seat angle
75.5 °
Wheelbase
970 mm
Bottom bracket drop
74 mm

Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

« Road bike very demanding, very high equipment. »

Terrain
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EasyDemanding

Built for rougher ground than most other road bikes.

Not enough data yet for the Handling chart: it fills in once the sheet is complete.

Not enough data yet for the Gearing chart: it fills in once the sheet is complete.

Not enough data yet for the Equipment level chart: it fills in once the sheet is complete.

Tarmac SL8 Expertother road bikes

The range

Comparable road bikes

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Who is it for?

The sports the brand announces, and the features that go with them.

  • Cycling

    • Groupset: Shimano Ultegra Di2

Frequently asked questions

Does the Specialized Tarmac SL8 Expert have electronic shifting?

Electronic, wired, according to the brand.

Specs updated on Nov 7, 2026Some values come from third-party spec databases, cross-checked with the brand where it publishes them.Report an error