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Specialized Roubaix SL8 Sport Road Bike | Endurance, Comfort & Speed
Specialized Roubaix SL8 Sport Road Bike | Endurance, Comfort & Speed
Specialized

Shop Soiled: Specialized Roubaix SL8 Sport 105 Road Bike - Obsidian 52cm

£1,899.00 £2,799.00 32% off
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

Shop Soiled: Specialized Roubaix SL8 Sport 105 Road Bike - Obsidian 52cm

Season:2026

Brand:Specialized

Code:94426-6052 SS 5421X

Bike is brand new but may have cosmetic damage. No manuals or pedals supplied.

Please contact 01752 849315 for details/images.


The Specialized Roubaix SL8 Sport Road Bike sets a new standard in endurance road cycling, blending lightweight performance, aerodynamic efficiency, and all-day comfort. Designed with the latest Future Shock 3.0 technology, a Fact 10r carbon frame, and the reliable Shimano 105 groupset, this endurance road bike delivers the smoothest, fastest, and most confidence-inspiring ride on any terrain.

Two decades ago, Specialized created the endurance road category with the Roubaix. Now, the Roubaix SL8 Sport takes it to the next level, lighter, faster, and smoother than ever.


Unmatched Compliance & Comfort

  • Future Shock 3.0: Offers 20mm of adjustable, stiction-free travel between the stem and head tube, keeping your hands steady and your speed high.
  • AfterShock Technology: Dropped clamp design plus the Pavé seatpost increase vertical compliance for a smoother ride without sacrificing efficiency.
  • Tested by Specialized Ride Science, the Roubaix SL8 reduces impacts at the bars and saddle by 53% compared to its nearest competitor.

Capability for Every Road

  • Endurance Road Geometry: Ride “in” the bike, not “on” it, reducing pressure on hands, arms, and shoulders for maximum comfort.
  • 40mm Tyre Clearance: Run wider tyres for extra grip and comfort on rough roads or light gravel, without compromising speed.
  • Adventure-Ready Mounts: Three bottle cage mounts, top tube mounts, and fender compatibility for long-distance endurance rides.

Lightweight Performance & Aerodynamics

  • 950g Fact 10r Carbon Frame: Inspired by the ultra-light Specialized Aethos, making the Roubaix SL8 one of the lightest endurance bikes ever built.
  • Aero-Optimised Design: Free Foil tube shapes and dropped seat stays reduce drag, giving you free speed on every ride.

Shimano 105 Groupset | Proven Performance & Reliability

The Shimano 105 groupset brings professional-level technology to a more accessible price point, making it the go-to choice for serious road cyclists. With smooth, precise shifting, excellent braking power, and a lightweight yet durable design, Shimano 105 ensures the Roubaix SL8 Sport delivers both performance and value. Perfect for endurance riders who demand reliability over long distances.


The Roubaix SL8 Sport is the ultimate endurance road bike, combining the lightweight speed of a race bike, the stability of endurance geometry, and unmatched comfort thanks to Future Shock 3.0 suspension technology. Whether you’re tackling epic gran fondos, rough roads, or long days in the saddle, the Roubaix SL8 Sport delivers confidence, speed, and endurance in one package.

Technical Information
  • frame
    FACT 10R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc
  • fork
    Future Shock 3.2 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc
  • saddle
    Body Geometry Power Sport, steel rails
  • seat binder
    Hidden drop clamp
  • handlebars
    Specialized Hover Comp, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole
  • stem
    Future Stem Comp
  • seatpost
    S-Works Pave Seat post
  • tape
    Supacaz Super Sticky Kush
  • front brake
    Shimano CUES Hydraulic Brake
  • rear brake
    Shimano CUES Hydraulic Brake
  • chain
    Shimano SLX, M7100, 12-speed
  • cassette
    Shimano 105 12-speed 11-36
  • bottom bracket
    Shimano Threaded BSA BB
  • shift levers
    Shimano 105 R7120, Hydraulic Disc
  • front derailleur
    Shimano 105, Braze-on
  • rear derailleur
    Shimnao 105 R7100, 12-Speed
  • crankset
    Shimano 105, 12-speed 50/34t
  • inner tubes
    700x28/38mm, 48mm Presta valve
  • front tyre
    Mondo Folding Endurance Tire, 700x32c, GRIPTON T5
  • rear tyre
    Mondo Folding Endurance Tire, 700x32c, GRIPTON T5
  • front wheel
    DT Swiss G540 rim, 24mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples
  • rear wheel
    DT Swiss G540 rim, 24mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples
  • weight
    9.03 kg (19 lb, 14.5 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

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 Centre593mm598mm604mm620mm631mm589mm587mm
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 Length365mm410mm446mm465mm485mm505mm545mm
Stack543mm549mm566mm585mm605mm630mm665mm
Top Tube Length, Horizontal503mm523mm534mm550mm569mm584mm600mm
Trail76mm66mm62mm61mm57mm57mm54mm
Wheelbase992mm988mm1005mm1012mm1031mm1042mm994mm
Crank Length165mm165mm170mm172.5mm172.5mm175mm175mm
Handlebar Width360mm380mm400mm420mm420mm440mm440mm
Stem Length70mm80mm90mm100mm100mm110mm110mm
Saddle Width155mm155mm155mm143mm143mm143mm143mm
Seatpost Length380mm380mm380mm380mm380mm450mm450mm
Professional Opinion
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