Velopedia Bicycle Archive

2026 Specialized Roubaix SL8 Expert

Original specifications: 8.17 kg (18 lb, 0.2 oz) published weight · geometry for 8 published sizes.

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At a glance

Model year
2026
Category
Road
Original MSRP
$5,999.99
Sizes
44, 49, 52, 54, 56, 58, 61, 64
Colors
Gloss Fjord Metallic, Dolomite Metallic
Weight
8.17 kg (18 lb, 0.2 oz)
Geometry
8 manufacturer sizes
In this record
19 specifications · 8 archived images · original MSRP · geometry
Archive ID
900001035
Original buildCarbon Fiber

Manufacturer catalog

Published sizes and colors

8 sizes · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

4449525456586164

Published colors

Gloss Fjord MetallicDolomite Metallic

Frameset

Frame ConstructionFACT 10R, Rider First Engineered™ (RFE), FreeFoil Shape Library tubes, threaded BB, 12x142mm thru-axle, flat-mount disc
Frame MaterialCarbon Fiber
ForkFuture Shock 3.2 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc
Fork MaterialCarbon Fiber

Drivetrain

ShiftersShimano Ultegra Di2 R8170, hydraulic disc
Front DerailleurShimano Ultegra Di2 R8150, braze-on
Rear DerailleurShimano Ultegra R8150, 12-speed
CranksetShimano Ultegra R8100, 50/34t
Bottom BracketShimano Threaded BSA BB
CassetteShimano Ultegra CS-R8100, 12-speed, 11-34t
ChainShimano XT CN-M8100, 12-speed

Brakes

Brakes(F) Shimano Ultegra R8100, hydraulic brake / (R) Shimano Ultegra R8100, hydraulic brake

Cockpit & Contact Points

HandlebarSpecialized Hover Expert, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole
StemFuture Stem, Pro
SaddleBody Geometry Power Expert
SeatpostS-Works Pave

Wheels & Tires

Wheels(F) Roval C38, 21mm internal width carbon rim / (R) Roval C38, 21mm internal width carbon rim, tubeless ready
Front TireMondo TLR Endurance Tire, 700x32, GRIPTON T2/T5
Rear TireMondo TLR Endurance Tire, 700x32, GRIPTON T2/T5

Geometry

8 sizes · 19 measurements

Frame measurements by size.

All geometry measurements8 sizes · 19 measurements
Measurement4449525456586164
Seat tube365 mm410 mm446 mm465 mm485 mm505 mm545 mm581 mm
Effective top tube503 mm523 mm534 mm550 mm569 mm584 mm600 mm618 mm
Head tube90 mm90 mm105 mm122 mm140 mm168 mm202 mm222 mm
Head-tube angle69.3°70.8°71.5°72.3°73°73°73.5°73.5°
Seat-tube angle75°74°74°74°73.5°73.5°73.5°73°
Chainstay / rear center418 mm418 mm418 mm420 mm420 mm423 mm423 mm423 mm
Wheelbase994 mm992 mm998 mm1005 mm1012 mm1031 mm1042 mm1054 mm
Bottom-bracket drop80 mm80 mm80 mm78 mm78 mm78 mm78 mm78 mm
Bottom-bracket height269 mm269 mm269 mm270 mm270 mm271 mm271 mm271 mm
Reach353 mm363 mm370 mm381 mm389 mm397 mm403 mm409 mm
Stack543 mm549 mm566 mm585 mm605 mm630 mm665 mm685 mm
Standover height686 mm719 mm747 mm766 mm787 mm809 mm847 mm865 mm
Fork offset / rake52 mm52 mm52 mm47 mm47 mm47 mm47 mm47 mm
Front center589 mm587 mm593 mm598 mm604 mm620 mm631 mm634 mm
Trail76 mm66 mm62 mm61 mm57 mm57 mm54 mm54 mm
Fork length / axle-to-crown375 mm375 mm375 mm375 mm375 mm375 mm375 mm375 mm
Crank length165 mm165 mm170 mm172.5 mm172.5 mm175 mm175 mm175 mm
Stem length70 mm80 mm90 mm100 mm100 mm110 mm110 mm120 mm
Handlebar width360 mm380 mm400 mm420 mm420 mm440 mm440 mm440 mm

Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

All published sizes50/34T · 11–34T · 12-speed
Lowest1.00:1 Highest4.55:1 Total range455%

7.2–32.9 mph at 90 rpm, estimated from the published rear tire size 700×32c · 32-622 ETRTO.

Campaign

Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
Shimano XT CN-M8100, 12-speed Search: Shimano CN-M8100 chain
Cassette · Original
Shimano Ultegra CS-R8100, 12-speed, 11-34t Search: Shimano CS-R8100 12-speed 11-34 cassette
Brake pads · Original
(F) Shimano Ultegra R8100, hydraulic brake / (R) Shimano Ultegra R8100, hydraulic brake
More parts (6)
Bottom bracket · Original
Shimano Threaded BSA BB
Retailer offers · Affiliate links
Crankset · Original
Shimano Ultegra R8100, 50/34t
Front derailleur · Original
Shimano Ultegra Di2 R8150, braze-on Search: Shimano Ultegra 12-speed Di2 front derailleur
Rear derailleur · Original
Shimano Ultegra R8150, 12-speed Search: Shimano Ultegra 12-speed Di2 rear derailleur
Shifters · Original
Shimano Ultegra Di2 R8170, hydraulic disc Search: Shimano Ultegra 12-speed Di2 shifter
Handlebar · Original
Specialized Hover Expert, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 20 checks based on 5 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2026 Specialized Roubaix SL8 Expert · Road · Published sizes: 44, 49, 52, 54, 56, 58, 61, 64

Archived: 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 · Carbon Fiber

Archived: Shifters: Shimano Ultegra Di2 R8170, hydraulic disc · Front derailleur: Shimano Ultegra Di2 R8150, braze-on · Rear derailleur: Shimano Ultegra R8150, 12-speed · Crankset: Shimano Ultegra R8100, 50/34t · Bottom bracket: Shimano Threaded BSA BB · Cassette: Shimano Ultegra CS-R8100, 12-speed, 11-34t · Chain: Shimano XT CN-M8100, 12-speed

Archived: Brakes: (F) Shimano Ultegra R8100, hydraulic brake / (R) Shimano Ultegra R8100, hydraulic brake

Archived: Wheels: (F) Roval C38, 21mm internal width carbon rim / (R) Roval C38, 21mm internal width carbon rim, tubeless ready · Front tire: Mondo TLR Endurance Tire, 700x32, GRIPTON T2/T5 · Rear tire: Mondo TLR Endurance Tire, 700x32, GRIPTON T2/T5

Controls and contact points

Archived: Handlebar: Specialized Hover Expert, Alloy, 125mm Drop, 75mm Reach w/Di2 Hole · Stem: Future Stem, Pro · Seatpost: S-Works Pave · Saddle: Body Geometry Power Expert

Before and during the test ride

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Gallery8 images

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Campaign

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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