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2024 Specialized

Tarmac SL8 Expert

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

$6,499
Weight17.1 lbs  
FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 12 Electronic
GroupsetRival AXS
Power MeterRival AXS
BrakesSRAM Rival Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Tarmac SL8 Expert
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)

41 mph

Tarmac SL8 Expert

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.

Compare the full Tarmac model range

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Reviews

Summary

The Specialized Tarmac is celebrated for its lightweight design, exceptional speed, and agility, making it a top choice for racing. It offers a balance between aero performance and comfort, with some models featuring advanced components like SRAM's Force AXS power meter. However, its high price point and some design choices, such as noisy brake rotors in wet conditions, are noted drawbacks.

Pros
  • Lightweight design

  • Exceptional speed and agility

  • Balance between aero performance and comfort

  • Advanced components like SRAM's Force AXS power meter

Cons
  • High price point

  • Noisy brake rotors in wet conditions

  • Integrated chainring design

Key Quotes
The build spec of the Specialized Tarmac SL8 Pro (SRAM Force AXS) is, groupset apart, made up of components from Specialized and its, Roval.
BikeRadar logoBikeRadar
Specialized also includes SRAM’s Force AXS power meter, which uses the same internals as the excellent.
BikeRadar logoBikeRadar
The Specialized Tarmac SL8 is the fastest and most expensive bike in this comparison.
Gran Fondo Magazine logoGran Fondo Magazine

Feedback?

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road.cc
Specialized Tarmac SL8 Expert

Aug 2025

Stunning frameset and ride quality, hampered by the tyre choice

Highs
  • Excellent ride quality from the frameset

  • Great range of frame sizes

  • Quick handling & nimble without twitchiness

Lows
  • Tyres feel lifeless

Read Review

Escape Collective
Pro bike: Lorena Wiebes’ Specialized S-Works Tarmac SL8

Jul 2025 · Suvi Loponen

The double stage winner at the Tour de France Femmes avec Zwift rides a special-livery Tarmac with some personal touches.

Read Review

Gran Fondo Magazine
Mont Ventoux shootout – Specialized S Works Tarmac SL8 in review

Dec 2024 · Dorian Steinhoff

Despite the numerous aero optimisations, the Specialized Tarmac SL8 tips the scales at just 6.96 kg in size 56. And the price is rather remarkable too at €14,000! But how does the fastest bike in Specialized’s portfolio fare on Mont Ventoux? We’ve put it through the wringer to find out! Since its launch last year, […]

Highs
  • Ergonomic cockpit

  • Intuitive handling

  • Outstanding all-rounder

Lows
  • None

Read Review

Bikerumor
$50K 1-of-1 Custom Specialized S-Works Tarmac SL8 Bike Includes 'Pro-Only' Components

Nov 2024 · Jordan Villella

If you want to own a piece of cycling history, donate to Outride, and have an extra $50K lying around, listen up.

Read Review

Velo
Review: What We Learned Riding the Specialized Tarmac SL8 Over 1500 Miles

Oct 2024 · Alvin Holbrook

The Specialized Tarmac SL8 isn’t perfect, but it is truly hard to beat. Here is everything we learned riding the bike for eight months.

Read Review

BikeRadar
Specialized Tarmac SL8 Pro – SRAM Force eTap AXS review

May 2024 · Simon von Bromley

Pro performance, punter price?

Highs
  • Fast

  • Light

  • Fun to ride

  • Near flawless build spec

Lows
  • Expensive

  • Brake rotors exceptionally noisy when wet

Read Review

Cyclist
Specialized Tarmac SL8 S-Works Di2 review

Oct 2023 · Sam Challis

The Specialized Tarmac SL8 launched at the 2023 World Championships – bagging a gold in the women’s Road Race under

Highs
  • Light weight

  • Reactive acceleration

  • Perception of comparative ease when holding high speeds

  • Non-proprietary component standards

Lows
  • Component options not customisable at purchase online

  • Cheapest build is £6

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

Geometry
Specs
Build
Frame

Tarmac SL8 FACT 10r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc

BB StandardBSA, 68mm, Threaded

Tire Clearance32c

ColorsGloss Smoke / Obsidian; Gloss Metallic Dark Navy / Astral Blue Pearl; Satin Powder Indigo Tint over Silver Dust / White

Fork

Tarmac SL8 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc

Bottom Bracket

SRAM DUB BSA 68

Stem

Tarmac integrated stem, 6-degree

Handlebar

Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach

Saddle

Body Geometry Power Expert

Seatpost

S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset

TypeRigid

Groupset
Rear Derailleur

SRAM Rival eTap AXS, 12-speed

Front Derailleur

SRAM Rival eTAP AXS, braze-on

Crank

SRAM Rival with Power Meter, 48/35T

Power Meter

SRAM Rival with Power Meter, 48/35T

Shifters

SRAM Rival eTap AXS

Cassette

SRAM Rival, 12-speed, 10-36t

Chain

SRAM Rival 12-speed

Brakes

Front: SRAM Rival eTap AXS, hydraulic disc 160mm rotor, Rear: SRAM Rival eTap AXS, hydraulic disc 160mm rotor

TypeSRAM Rival Hydraulic Disc

Wheels
Rims

Front: Roval C38, 21mm internal width carbon rim, Rear: Roval C38, 21mm internal width carbon rim

Tires

Front: S-Works Turbo, folding bead, 700x26mm, Rear: S-Works Turbo, folding bead, 700x26mm

Rider Notes
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First added August 6

Last updated May 30

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