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The Specialized Roubaix SL8 Road Bike with Future Shock 3.0 is lighter, faster, and smoother than any road bike before it, delivering unparalleled confidence on any ride.
The Specialized Roubaix SL8 Road Bike with Future Shock 3.0 is lighter, faster, and smoother than any road bike before it, delivering unparalleled confidence on any ride.
Specialized

2025 S-Works Roubaix SL8 Di2 Road Bike - Gloss Taupe

£12,000.00
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 Roubaix SL8 Di2 Road Bike - Gloss Taupe

Season:2025

Brand:Specialized

Code:42218165428638

The Specialized Roubaix SL8 Road Bike: Unmatched Comfort, Capability, and Performance

Two decades ago, Specialized pioneered the endurance road category, proving that high ergonomics can elevate performance. Today, the Specialized Roubaix SL8 Road Bike with Future Shock 3.0 sets a new standard; lighter, faster, and smoother than any road bike before it, delivering unparalleled confidence on any ride. The road might be rough below, but with the Roubaix, it feels like heaven above.

Unparalleled Compliance

  • Future Shock 3.0: The standout feature of the Roubaix SL8, Future Shock 3.0, offers unparalleled tunability, adjustability, and durability. Riders benefit from 20mm of smooth, friction-free travel between the stem and head tube, regardless of their position on the bike. This technology keeps your hands and bars steady, ensuring a smoother ride with more control, helping you stay fast, safe, and confident.
  • AfterShock Technology: Specialized's innovative dropped clamp design exposes more of the seatpost, enhancing deflection without compromising performance. The Pavé seatpost further refines this deflection for optimal vertical compliance. Combined with the Roubaix's rigid rear triangle, these features create a smooth ride with no loss in efficiency.
  • Smoothest Ride Ever: According to Specialized's Ride Science Team, the Roubaix SL8 is the smoothest road bike they've ever tested, reducing impacts at the handlebars and saddle by 53% compared to competitors. The Future Shock 3.0 allows the wheel to move over bumps while keeping rider mass stable, maintaining momentum even on rough terrain. Unlike typical forks that deflect backward, causing speed loss, the Roubaix proves that smoother really is faster.

Exceptional Capability

  • Endurance Geometry: The Roubaix’s endurance geometry lets you ride in the bike, not on it, relieving pressure on your hands, arms, and shoulders. This design enhances capability and confidence on any road, and it's ready to take on mountain descents with full confidence.
  • Tyre Clearance: With clearance for up to 38c/40mm tyres, the Roubaix SL8 offers better traction on rough roads and light gravel. Specialized's lightweight, high-efficiency tyres ensure that the added volume and traction come with no downsides.
  • Adventure-Ready: The Roubaix inspires epic rides, so Specialized have equipped it with all the mounts you'll need, three bottle mounts, top-tube mounts, and mudguard compatibility. Bring everything you need for your adventure and enjoy the ride.

Performance Redefined

  • Aero and Lightweight: The new Roubaix SL8 is Specialized's most aerodynamic model yet, featuring new aero shapes from their Free Foil library and dropped seat stays. The frame weighs just 828g, 50g lighter than before, leveraging insights from the Aethos (the world’s lightest production frame) and a premium Fact 12r carbon blend. In its class, nothing is faster or lighter than the Roubaix SL8.
Technical Information
  • Frame
    FACT 12R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc
  • Fork
    Future Shock 3.3 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc
  • Stem
    S-Works Future Stem, w/ Integrated Computer Mount
  • Handlebars
    S-Works Carbon Hover Drop 125mm, Reach 75mm, w/Di2 hole
  • Grips
    Supacaz Super Sticky Kush
  • Saddle
    S-Works Power with Mirror
  • SeatPost
    S-Works Pave Seat post
  • Seat Binder
    Hidden drop clamp
  • Front Brake
    Shimano Dura-Ace R9270, hydraulic disc
  • Rear Brake
    Shimano Dura-Ace R9270, hydraulic disc
  • Shift Levers
    Shimano Dura-Ace R9270, hydraulic disc
  • Front Derailleur
    Shimano Dura-Ace R9250, braze-on
  • Rear Derailleur
    Shimano Dura-Ace R9250, 12-speed
  • Cassette
    Shimano Dura-Ace, 12-speed, 11-34t
  • Crankset
    Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter
  • Chainrings
    50/34t
  • Bottom Bracket
    Shimano Dura-Ace, BB-R9100
  • Chain
    Shimano Dura-Ace, 12-speed
  • Front Wheel
    Roval Terra CLX II, 25mm internal width, 32mm depth, 21h, Tubeless ready, Roval LFD hub with ceramic SINC bearings, Centerlock disc, DT Swiss Aerolite spokes
  • Rear Wheel
    Roval Terra CLX II, 25mm internal width, 32mm depth, 24h, Tubeless ready, Roval LFD hub with ceramic SINC bearings, Centerlock disc, DT Swiss Aerolite spokes
  • Front Tyre
    S-Works Mondo 2BR, 700x32c
  • Rear Tyre
    S-Works Mondo 2BR, 700x32c
  • Inner Tubes
    700x28/38mm, 60mm Presta valve
  • Weight
    7.25 kg (15 lb, 15.7 oz)
  • Weight Size
    56
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

SIZING

Size in ft4'8" - 5'0"5'1" - 5'4"5'4" 5'7"5'7" - 5'10"5'9" - 6'0"5'11" - 6'2"6'2" - 6'5"6'5" - 6'9"
Size in cm142 - 152cm155 - 163cm163 - 170cm170 - 178cm175 - 183cm180 - 188cm188 - 196cm196 - 205cm
Bike Size4449525456586164

GEOMETRY

Size44cm49cm52cm54cm56cm58cm61cm
BB Drop80mm80mm80mm78mm78mm78mm78mm
BB Height269mm269mm269mm270mm270mm271mm271mm
Bike Standover Height686mm719mm747mm766mm787mm809mm847mm
Chainstay Length418mm418mm418mm420mm420mm423mm423mm
Fork Length, Full375mm375mm375mm375mm375mm375mm375mm
Fork Rake/Offset52mm52mm52mm47mm47mm47mm47mm
Front Centre587mm593mm598mm604mm620mm631mm589mm
Head Tube Angle69.3°70.8°71.5°72.3°73°73°73.5°
Head Tube Length90mm90mm105mm122mm140mm168mm202mm
Reach353mm363mm370mm381mm389mm397mm403mm
Seat Tube Angle75°74°74°74°73.5°73.5°73.5°
Seat Tube Length365mm410mm445mm465mm485mm505mm545mm
Stack543mm549mm566mm585mm605mm630mm665mm
Top Tube Length, Horizontal503mm523mm534mm550mm569mm584mm600mm
Trail62mm61mm57mm57mm54mm76mm66mm
Wheelbase994mm992mm988mm1005mm1012mm1031mm1042mm
Crank Length165mm165mm170mm172.5mm172.5mm175mm175mm
Handlebar Width360mm380mm400mm420mm420mm440mm440mm
Stem Length70mm80mm90mm100mm100mm110mm110mm
Saddle Width155mm155mm155mm143mm143mm143mm143mm
Seatpost Length380mm380mm380mm380mm380mm450mm450mm
Professional Opinion
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