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S-Works Roubaix SL8 Frameset

1 Reviews

We created the endurance road category two decades ago proving that high ergonomics…

Smoother is Faster

Smoother is faster comes from suspending the rider, not the bike. As rough roads impact your Roubaix, our all-new Future Shock 3.0 and AfterShock technology keep you floating above the chaos - reducing impacts by 53% vs. the nearest competition.

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Pioneering Endurance Geometry

The Roubaix’s endurance geometry delivers an “IN” the bike, not “ON” the bike feel that’s ideal for long rides. It relieves stress from your hands, arms, and shoulders, yet is ready to dissect any twisting mountain descent at full gas.

More Clearance, More Capable

With tire clearance up to 38c/40mm, this endurance road machine delivers better traction than ever on rough roads and even light gravel. We’ve given it every mount your adventures could need—three bottle mounts, top-tube mounts, and it’s even fender-ready.

Aero and Lightweight at the top of the Class

The new Roubaix SL8 is our most aero yet, with new fork shaping, a reimagined downtube, and dropped seat stays. At just 825 grams, the frame is 50 grams lighter, utilizing lessons learned from the Aethos and our premium Fact 12r carbon blend. Nothing in its class is faster or lighter.

Peter Sagan’s Choice

Roubaix with Future Shock was a game-changer for Peter Sagan as he chased Paris-Roubaix glory. But don’t take our word for it. Hear the 2018 Champion of the Hell of the North himself tell us exactly why he’s a fan of the Roubaix.

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Annika Langvad’s Ride

What does the greatest XC marathon racer in history choose when she hits the road? Roubaix, of course. Annika Langvad tells us why the Roubaix is her bike of choice to deliver race-level performance on the long days she loves.

Hear from Annika

Voted Best Brand 5 Years in a Row

#1 Again: 2023 Gran Fondo Awards

The riders have spoken! For the fifth year in a row, Specialized has been crowned the #1 “Drop Bar Bike Brand” in the prestigious Gran Fondo Best Brand Awards for 2023. We innovate for riders, and year after year, our bikes are loved by the most discerning riders. Thank you!

Specialized Roubaix SL8: The Tech behind the World's Lightest, Fastest and Smoothest Bike

Nothing is Faster than Diverge STR on Rough Terrain

Smoother is Faster. Proven

Suspend The Rider (STR) technology not only eats up impacts so your body doesn’t have to, but it also reduces rolling resistance to keep you rolling faster on rough terrain with up to a massive 11.3 watts of savings—all proven by the Sports University of Cologne.

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Product Details

We created the endurance road category two decades ago proving that high ergonomics means high performance. Today, the new Roubaix SL8 with Future Shock 3.0 is lighter, faster, and smoother than any road bike ever made, unleashing unmatched confidence. The road may be hell below, but on Roubaix, it’s always heaven above.

COMPLIANCE: Future Shock 3.0 is the star of the show, more tunable, adjustable, and durable than ever. Now, regardless of position on the bike, every rider experiences 20mm of smooth, stiction-free travel between the stem and head tube. Future Shock helps keep your hands and bars steady for a smoother ride with more control to stay fast, safe, and confident.
Our dropped clamp design exposes more seatpost to increase deflection, but “more” isn’t simply better. The Pavé seatpost controls that deflection for the optimal vertical compliance. Together they create AfterShock technology, and when paired with the Roubaix’s rigid rear triangle, deliver a smooth ride with no loss in efficiency.
The Roubaix SL8 is the smoothest road bike our Ride Science Team has ever tested—reducing impacts at the bars and saddle by 53% vs. the nearest competition. With Roubaix’s Future Shock 3.0 the wheel quickly moves over the bump, while rider mass remains stable, maintaining momentum in rough terrain. Typical forks deflect backward on impact, causing a measurable loss in speed. It’s a scientific fact, smoother is indeed faster.
CAPABILITY: The Roubaix pioneered endurance geometry, so you ride “IN” the bike, not “ON” the bike to relieve pressure on your hands, arms, and shoulders for capability and confidence on any road, yet it’s ready to dissect a mountain decent at full gas. Snuggle up.
With tire clearance up to 40mm, this endurance road machine delivers better traction than ever on rough roads and even light gravel. Thanks to lightweight, super-efficient Specialized tires, that extra tire volume and traction comes with no downsides.
Roubaix inspires really BIG days on the bike, so we’ve given it every mount your adventures could need—three bottle mounts, top-tube mounts, and it’s even fender-ready. So, go ahead and bring it all along for the ride.
PERFORMANCE: The new Roubaix SL8 is our most aero yet, with new aero shapes from our Free Foil library and dropped seat stays. At just 828 grams, the frame is 50 grams lighter, utilizing lessons learned from the Aethos - the world’s lightest production frame - and our premium Fact 12r carbon blend. Nothing in its class is faster or lighter than the Roubaix.

Technical Specifications

Frameset

Frame

FACT 12R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc

Cockpit

SeatPost

S-Works Pave Seat post

Seat Binder

Hidden drop clamp

Suspension

Fork

Future Shock 3.3 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc

Weight

2.11 kg (4 lb, 10.4 oz)

Weight Size

* Weights based on production painted frames as pictured. Actual weights will vary based on colourway, frame size, and component variation. Specifications are subject to change without notice.

Geometry

	44	49	52	54	56	58	61
Seatpost Length	380mm	380mm	380mm	380mm	380mm	450mm	450mm
Stack	543mm	549mm	566mm	585mm	605mm	630mm	665mm
Reach	353mm	363mm	370mm	381mm	389mm	397mm	403mm
Head Tube Length	90mm	90mm	105mm	122mm	140mm	168mm	202mm
Head Tube Angle	69.3°	70.8°	71.5°	72.3°	73°	73°	73.5°
BB Height	269mm	269mm	269mm	270mm	270mm	271mm	271mm
BB Drop	80mm	80mm	80mm	78mm	78mm	78mm	78mm
Trail	76mm	66mm	62mm	61mm	57mm	57mm	54mm
Fork Length, Full	375mm	375mm	375mm	375mm	375mm	375mm	375mm
Fork Rake/Offset	52mm	52mm	52mm	47mm	47mm	47mm	47mm
Front Center	589mm	587mm	593mm	598mm	604mm	620mm	631mm
Chainstay Length	418mm	418mm	418mm	420mm	420mm	423mm	423mm
Wheelbase	994mm	992mm	988mm	1005mm	1012mm	1031mm	1042mm
Top Tube Length, Horizontal	503mm	523mm	534mm	550mm	569mm	584mm	600mm
Bike Standover Height	686mm	719mm	747mm	766mm	787mm	809mm	847mm
Seat Tube Length	445mm	465mm	485mm	505mm	545mm	365mm	410mm
Seat Tube Angle	75°	74°	74°	74°	73.5°	73.5°	73.5°