Specialized Tarmac SL8 Expert deep lake metallic Road Bike

The Tarmac SL8 Expert is Unbeatably Fast
The most advanced aerodynamics combined with lightweight construction deliver a riding experience that once seemed unattainable. After eight generations and over twenty years of development, it’s not just the fastest Tarmac ever made—it’s the fastest road bike in the world. Are you ready?

Aerodynamics and low weight alone don’t win races—at the finish line, it’s all about speed. Achieving race speed requires a precise balance of aerodynamics, lightness, stiffness, and compliance. Through real-world data and race simulations, our Ride Science Team discovered that the Tarmac SL8 is the fastest road bike ever built on the most decisive courses. It’s 16.6 seconds faster over 40 km, 128 seconds faster at Milano–Sanremo, and 20 seconds faster on the Tourmalet.

Technical Specifications

Drivetrain
CHAIN
SRAM Rival 12-speed
CASSETTE
SRAM Rival, 12-speed, 10-36t
BOTTOM BRACKET
SRAM DUB BSA 68
SHIFT LEVERS
SRAM Rival eTap AXS
REAR DERAILLEUR
SRAM Rival eTap AXS, 12-speed
CRANKSET
SRAM Rival with Power Meter
FRONT DERAILLEUR
SRAM Rival eTap AXS, braze-on
CHAINRINGS
48/35T

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

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

Brakes
FRONT BRAKE
SRAM Rival eTap AXS, hydraulic disc
REAR BRAKE
SRAM Rival eTap AXS, hydraulic disc

Wheels and Tires
TUBES
Turbo Ultralight, 48mm Presta valve
FRONT WHEEL
Roval C38, 21mm internal width carbon rim
REAR WHEEL
Roval C38, 21mm internal width carbon rim
FRONT TIRE
S-Works Turbo, folding bead, 700x26mm
REAR TIRE
S-Works Turbo, folding bead, 700x26mm

Cockpit
SADDLE
Body Geometry Power Expert
SEATPOST
S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
HANDLEBAR
Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach
BAR TAPE
Supacaz Super Sticky Kush
STEM
Tarmac integrated stem, 6-degree
SEATPOST CLAMP
Tarmac integrated wedge

Accessories
PEDALS
PEDAL, TEST RIDE PEDALS PROVIDED BY SPECIALIZED
SWAT
STEM HEADSET SPACERS KIT FOR SL7 STEM & ROVAL RAPIDE COCKPIT USE

Weight
WEIGHT
7.77 kg
MEASURED FRAME SIZE
56 cm