2023 Specialized

Tarmac SL6

A carbon frame race bike with mid-range components and hydraulic disc brakes.
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Manufacturer Price

$2,700
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 10
GroupsetTiagra
BrakesHydraulic Disc
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Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Tarmac SL6
Other Race bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

Tarmac SL6

40 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Price History
Reviews
Escape Collective
Specialized Tarmac SL8 Pro review: all-day speed  - Escape Collective

Dec 2023 · Dave Rome

This bike sacrifices absolute aero for ride quality, and I'm all for it.

Read Review

BikeRadar
Specialized S-Works Tarmac SL8 Dura-Ace Di2 review

Nov 2023 · Ashley Quinlan

One of the finest race bikes available in 2023

Highs
  • Incredibly well balanced handling

  • Aero bike speed

  • Light weight

  • Pro level race bike stiffness but with well rounded comfort

Lows
  • Wider tyres set up tubeless will be a worthwhile upgrade for most

  • Handlebar tops comfort

  • High cost

Read Review

Cyclist
Specialized Tarmac SL8 vs. Tarmac SL7: Every difference compared

Aug 2023 · Paul Norman

The Tarmac SL8 is Specialized’s replacement for the pro-level Tarmac SL7, with the brand boasting better aerodynamics, lighter weight, improved

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road.cc
8 things you didn't know about the new Specialized Tarmac SL8

Aug 2023 · Jamie Williams

Why three bottle cage mounts? Where are the batteries hiding? How is the frame tested for strength? We've grilled Specialized engineers to find out more about the bike everyone is talking about

Read Review

The Gear Loop
Say hello to Specialized’s all-new Tarmac SL8

Aug 2023

Decades of development leads to lightest, fastest Tarmac ever made

Read Review

Cycling News
Specialized S-Works Tarmac SL8 Dura-Ace: First ride review

Aug 2023 · Josh Croxton

It claims to be better than the SL7 in every way... but does that actually translate to performance on the road?

Highs
  • Sharp handling

  • 685g frame weight (claimed)

  • Stiff under power

  • Unassuming looks

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Gran Fondo Magazine
The new Specialized Tarmac SL8 2024 – Evolution or revolution?

Aug 2023 · Calvin Zajac

Specialized have unveiled the new Specialized Tarmac SL8, but how does the all-purpose aero weapon perform in the first test?

Highs
  • Stylish and ergonomic Roval Rapide One-Piece cockpit

  • Ready-to-ride fully equipped bikes with an actual weight of 6.8 kg

Lows
  • Retrofit the Roval Rapide cockpit on the cheaper models

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Velo
Specialized Tarmac SL8 first ride review: Clinical improvement

Aug 2023 · Alvin Holbrook

Lighter, more aerodynamic, and more comfortable, the Specialized Tarmac SL8 is truly hard to fault in our first ride review.

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Tarmac SL6, FACT 9r carbon, Rider-First Engineered™, threaded BB, clean routing, 12x142mm thru-axle, flat-mount disc

BB StandardBSA, 68mm, Threaded

ColorsBlue Ghost Pearl over White / Tarmac Black; Tarmac Black / Smoke - Wild; Pine Green / Light Silver

Fork

FACT carbon, 12x100mm thru-axle, flat-mount disc

Bottom Bracket

Shimano 68mm threaded

Stem

Specialized Pro SL, alloy, 4-bolt

Handlebar

Specialized Shallow Drop, 6061, 70x125mm, 31.8mm clamp

Saddle

Body Geometry Power Sport, steel rails

Seatpost

Carbon, single-bolt, 27.2mm

TypeRigid

Groupset
Rear Derailleur

Shimano Tiagra, 10-speed

Front Derailleur

Shimano Tiagra, braze-on

Crank

Shimano Tiagra 4700, 10-speed, 50/34T

Shifters

Shimano Tiagra Disc 4720, 10-speed

Cassette

Shimano, 10-speed, 11-32t

Chain

KMC X10, 10-Speed

Brakes

Front: Shimano Tiagra BR-4770, hydraulic disc, Rear: Shimano Tiagra BR-4770, hydraulic disc

TypeHydraulic Disc

Wheels
Rims

Front: Axis Sport Disc, Rear: Axis Sport Disc

Tires

Front: Turbo Pro, 60 TPI, folding bead, BlackBelt protection, 700x26mm, Rear: Turbo Pro, 60 TPI, folding bead, BlackBelt protection, 700x26mm

Rider Notes
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Last updated January 31
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