Quiver

Specialized2025

Roubaix SL8 Expert

Road8 sizes, 44 to 6488 verified measurements

The 2025 Specialized Roubaix SL8 Expert is a road bike offered in 8 sizes, 44 to 64. Reach runs from 353 to 409 mm and stack from 543 to 685 mm. It ships with SRAM Rival eTAP AXS and Roval Terra C.

Every number on this page was confirmed by at least two independent sources. Where the catalog cannot yet stand behind a figure, the cell says so instead of guessing. Verified against specialized.com and at least one independent source. Last checked .

Key facts

Brand
Specialized
Model
Roubaix
Model year
2025
Frame
SL8 Expert
Type
Road
Sizes
44, 49, 52, 54, 56, 58, 61, and 64
Verified measurements
88 of 88
Verified against
specialized.com and at least one independent source
Last checked

Geometry by size

Millimeters unless the row says degrees. Scroll sideways for the larger sizes.

2025 Specialized Roubaix SL8 Expert geometry by size
Measurement4449525456586164
Reach(mm)353mm363mm370mm381mm389mm397mm403mm409mm
Stack(mm)543mm549mm566mm585mm605mm630mm665mm685mm
Head tube angle(°)69.3°70.8°71.5°72.3°73°73°73.5°73.5°
Seat tube angle(°)75°74°74°74°73.5°73.5°73.5°73°
Chainstay length(mm)418mm418mm418mm420mm420mm423mm423mm423mm
Wheelbase(mm)994mm992mm998mm1005mm1012mm1031mm1042mm1054mm
BB drop(mm)80mm80mm80mm78mm78mm78mm78mm78mm
BB height(mm)269mm269mm269mm270mm270mm271mm271mm271mm
Standover(mm)686mm719mm747mm766mm787mm809mm847mm865mm
Seat tube length(mm)365mm410mm446mm465mm485mm505mm545mm581mm
Head tube length(mm)90mm90mm105mm122mm140mm168mm202mm222mm
88 of 88 measurements verified.Verified, two or more sources agree

2025 Specialized Roubaix SL8 Expert drawn to scale

2025 Specialized Roubaix SL8 Expert frame drawing, size 54Side view of the 2025 Specialized Roubaix SL8 Expert frame in size 54, drawn to scale from its verified geometry, with lettered dimension lines.J 1005
Drawn to scale from the size 54 numbers in the table above.A reachB stackD head tube angleE seat tube angleH chainstayJ wheelbaseK bb dropL standoverG seat tube lengthF head tube lengthN bb height

Stock build

15 partsSpecs shown only where two or more sources agree.

Frame

Specialized FACT 10R
Frame

Suspension

Specialized Future Shock 3.2
Fork

Drivetrain

SRAM Rival eTAP AXS
Shifter
SRAM Rival eTAP AXS
Derailleur
SRAM XG1250
Cassette
SRAM Rival
Chain
SRAM Rival AXS
Crankset
SRAM DUB
Bottom bracket

Wheels & Tires

Roval Terra C
WheelsetInternal rim width 25mmSpoke count 24
Specialized S-Works Mondo 2BR
Tire

Brakes

SRAM Rival
Brake

Cockpit

Specialized Hover Expert
Handlebar
Specialized Future
Stem

Seatpost & Saddle

Specialized S-Works Pave Seat post
Seatpost
Specialized Power Expert
SaddleWeight ~235

Quick answers

What sizes does the 2025 Specialized Roubaix SL8 Expert come in?
It comes in 8 sizes: 44, 49, 52, 54, 56, 58, 61, and 64.
What are the reach and stack of the 2025 Specialized Roubaix SL8 Expert in size 56?
In size 56, reach is 389 mm and stack is 605 mm.
What is the head tube angle of the 2025 Specialized Roubaix SL8 Expert?
The head tube angle is 73 degrees in size 56.
What does the 2025 Specialized Roubaix SL8 Expert ship with?
The stock build includes Specialized FACT 10R, Specialized Future Shock 3.2, SRAM Rival eTAP AXS, and Roval Terra C.
Which years of the Specialized Roubaix are in the catalog?
The catalog has the Specialized Roubaix for 2025, 2026, and 2023.

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