To improve your shopping experience today and in the future, this site uses cookies.
I Accept Cookies
Specialized Tarmac SL8 Road Bike: The Pinnacle of Speed, Aerodynamics, and Lightweight Performance
Specialized Tarmac SL8 Road Bike: The Pinnacle of Speed, Aerodynamics, and Lightweight Performance
Specialized

2025 S-Works Tarmac SL8 Road Bike Frameset - Satin Carbon/Pink/Lake

£5,000.00
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

2025 S-Works Tarmac SL8 Road Bike Frameset - Satin Carbon/Pink/Lake

Season:2025

Brand:Specialized

Code:42215405430663

Specialized Tarmac SL8 Road Bike: The Pinnacle of Speed, Aerodynamics, and Lightweight Performance

The Specialized Tarmac SL8 Road Bike redefines what’s possible in speed, combining cutting-edge aerodynamics, feather-light construction, and unparalleled ride quality. After eight generations and over two decades of innovation, the Tarmac SL8 isn’t just the fastest Tarmac ever, it’s the fastest race bike in the world.

Winning isn’t just about aerodynamics or lightweight alone, it’s about speed. To achieve unmatched speed, the Tarmac SL8 masterfully integrates aerodynamics, lightweight design, stiffness, and compliance. Specialized's Ride Science team, through extensive race simulations and real-world data, has proven that the Tarmac SL8 is the fastest race bike ever, saving 16.6 seconds over 40km, 128 seconds over Milan-San Remo, and 20 seconds on the iconic Tourmalet climb.

Aero Excellence Where It Matters. Aerodynamics are essential, but they need to be applied strategically. The Tarmac SL8 is Specialized's most aerodynamic road bike ever, surpassing even the Venge. The new "Speed Sniffer" nose cone optimises clean air flow by pulling the steer tube back, allowing a sharper, lower-drag head tube shape. With the narrowest, most aerodynamic seat post we’ve ever designed, the Tarmac SL8 ensures that fast-moving air around the legs flows more efficiently. Victory never smelled so sweet.

Minimal Weight, Maximum Aero. Drawing inspiration from the Aethos, the Tarmac SL8 achieves a remarkable balance of lightweight and aerodynamic performance. The 685g frame is 15% lighter than the Tarmac SL7, making it one of the lightest in the World Tour*. By prioritising lightweight design in critical areas like the down tube, seat tube, and rear triangle, the SL8 carries load so efficiently that additional carbon stiffness layers are unnecessary.

Unmatched Ride Quality. With a 33% improvement in stiffness-to-weight over the SL7, the Tarmac SL8 delivers aggressive responsiveness, precise handling, and unparalleled comfort. Rider-First Engineering ensures that every rider, regardless of size, experiences the same exceptional ride quality. The Tarmac SL8 offers 6% more compliance in the saddle, allowing you to glide smoothly over rough roads while maintaining race-winning performance. The proven geometry and 32mm tyre clearance remain consistent with the SL7, offering versatility and easy adaptation.

Beyond Gender: Designed for Every Rider.Specialized believes that cycling performance transcends gender. The Tarmac SL8 is designed to cater to the individual needs of every rider, making gender-specific bikes a thing of the past. Every cyclist, regardless of gender, can experience the next level of performance with the Tarmac SL8.

Featuring a 68mm threaded bottom bracket, flat-mount disc brakes, and seamless integration, the S-Works Tarmac SL8 Frameset is the ultimate foundation for your dream build.

Technical Information
  • Frame
    S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc. 685g frame.
  • Fork
    S-Works FACT 12r Carbon, 12x100mm thru-axle, flat-mount disc
  • SeatPost
    S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
  • Seat Binder
    Tarmac Integrated Wedge
  • Headset
    STEM HEADSET SPACERS KIT FOR SL7 STEM & ROVAL RAPIDE COCKPIT USE
  • Weight
    1.37kg (3 lb, .3 oz)
  • Weight Size
    56cm
As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying. Please note that this bike does not come with pedals.
Sizing Information
Size in ft4'8" - 5'1"5'1" - 5'4"5'4" - 5'7"5'7" - 5'9"5'9" - 5'11"5'11" - 6'2"6'2" - 6'5"
Size in cm142 - 155cm155 - 163cm163 - 170cm170 - 175cm175 - 180cm180 - 188cm188 - 196cm
Bike Size44495254565861

GEOMETRY

Size44cm49cm52cm54cm56cm58cm61cm
BB Drop74mm74mm74mm72mm72mm72mm72mm
BB Height266mm266mm266mm268mm268mm268mm268mm
Bike Standover Height723mm735mm746mm768mm786mm808mm834mm
Chainstay Length410mm410mm410mm410mm410mm410mm410mm
Fork Length, Full370mm370mm370mm370mm370mm370mm370mm
Fork Rake/Offset47mm47mm47mm44mm44mm44mm44mm
Front Centre572mm574mm577mm579mm592mm606mm613mm
Head Tube Angle70.5°71.75°72.5°73°73.5°73.5°74°
Head Tube Length99mm109mm120mm137mm157mm184mm204mm
Frame Reach366mm375mm380mm384mm395mm402mm408mm
Seat Tube Angle75.5°75.5°74°74°73.5°73.5°73°
Seat Tube Length433mm445mm456mm473mm494mm515mm545mm
Frame Stack501mm514mm527mm544mm565mm591mm612mm
Top Tube Length, Horizontal496mm509mm531mm541mm563mm577mm595mm
Trail71mm63mm58mm58mm55mm55mm52mm
Wheelbase970mm973mm975mm978mm991mm1006mm1013mm
Stack to Stem509mm522mm535mm552mm573mm599mm620mm
Reach to Stem363mm372mm377mm381mm393mm400mm406mm
Seatpost Length300mm300mm300mm380mm380mm380mm380mm
Professional Opinion
Home Road Cycling Bikes Specialized Road Bikes