SPECIALIZED

Roubaix SL8 Sport 105

SKU:94424-6252

R 55,000.00

~~R 55,000.00~~ R 55,000.00

Sold out

Taxes included. Shipping calculated at checkout.

Color: Metallic Sapphire / Blue Onyx

Size 52 54 56 58

Quantity

Out of stock

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 38c/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 950 grams, the frame is lighter, utilizing lessons learned from the Aethos - the world’s lightest production frame - and Fact 10r carbon blend. Nothing in its class is faster or lighter than the Roubaix.

View full details

Technical Specifications

Frameset

Frame: FACT 10R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc

Suspension

Fork: Future Shock 3.1 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc

Brakes

Front Brake: Shimano 105 Hydraulic Disc, 160mm

Rear Brake: Shimano 105 Hydraulic Disc, 160mm

Drivetrain

Chainrings: 50/34T

Cassette: Shimano 105, 12-speed, 11-36T

Shift Levers: Shimano 105 R7120, Hydraulic Disc

Crankset: Shimano 105, 12-Speed

Front Derailleur: Shimano 105 mechanical R7100, braze-on

Chain: Shimano 105, 12-Speed

Bottom Bracket: Shimano BSA

Rear Derailleur: Shimnao 105 mechanical R7100, 12-Speed

Wheels & Tires

Front Tire: S-Works Mondo 2BR, 700x32c

Rear Tire: S-Works Mondo 2BR, 700x32c

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

Inner Tubes: 700x28/38mm, 48mm Presta valve

Cockpit

Saddle: Body Geometry Power Sport, steel rails

Stem: Future Stem Comp

Seat Binder: Hidden drop clamp

Tape: Supacaz Super Sticky Kush

SeatPost: S-Works Pave Seat post

Handlebars: Specialized Hover Comp, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole

Product details

Product ID: 221827

Weight

Weight: 9.07kg (19 lb, 15.9 oz)

Weight Size: 56

Geometry

	49	52	54	56	58	61
Crank Length	165	170	172.5	172.5	175	175
Handlebar Width	380	400	420	420	440	440
Stem Length	80	90	100	100	110	110
Saddle Width	155	155	143	143	143	143
Seatpost Length	380	380	380	380	450	450
Stack	549	566	585	605	630	665
Reach	363	370	381	389	397	403
Head Tube Length	90	105	122	140	168	202
Head Tube Angle	70.8	71.5	72.3	73	73	73.5
BB Height	269	269	270	270	271	271
BB Drop	80	80	78	78	78	78
Trail	66	62	61	57	57	54
Fork Length, Full	375	375	375	375	375	375
Fork Rake/Offset	52	52	47	47	47	47
Front Center	587	593	598	604	620	631
Chainstay Length	418	418	420	420	423	423
Wheelbase	992	998	1005	1012	1031	1042
Top Tube Length, Horizontal	523	534	550	569	584	600
Bike Standover Height	719	747	766	787	809	847
Seat Tube Length	410	446	465	485	505	545
Seat Tube Angle	74	74	74	73.5	73.5	73.5

Size Guide

Height (cm)	Size
155-163	49
163-170	52
170-175	54
175-180	56
180-188	58
188-196	61