Quiver

Specialized2026

2026 Specialized Roubaix SL8 Comp

Road

The 2026 Specialized Roubaix SL8 Comp sits more upright than most road bikes. Reach 353 to 409 mm, stack 543 to 685 mm. The Roubaix SL8 Comp build comes with Shimano 105 R7150 Di2 shifting and DT Swiss G540 wheels.

Checked .

Key facts

Model
Roubaix
Model year
2026
Type
Road
Geometry
Complete for every size
Checked

Geometry by size

2026 Specialized Roubaix SL8 Comp geometry drawing, size 54Side view of the 2026 Specialized Roubaix SL8 Comp frame in size 54, drawn to scale from its published geometry, with lettered dimension lines.J 1005A 381mmB 585mmJ 1005mmH 420mmK 78mmC 550mmD 72.3°E 74.0°F 122mmG 465mmN 270mmL 766mmM 375mm
Geometry drawing, size 54, to scale.
2026 Specialized Roubaix SL8 Comp geometry by size
Measurement4449525456586164
Reach(mm)353363370381389397403409
Stack(mm)543549566585605630665685
Head tube angle(°)69.370.871.572.3737373.573.5
Seat tube angle(°)7574747473.573.573.573
Effective top tube(mm)503523534550569584600618
Chainstay length(mm)418418418420420423423423
Wheelbase(mm)99499299810051012103110421054
BB drop(mm)8080807878787878
BB height(mm)269269269270270271271271
Standover(mm)686719747766787809847865
Seat tube length(mm)365410446465485505545581
Fork length(mm)375375375375375375375375
Head tube length(mm)9090105122140168202222
Sources agree

Stock build

23 parts

Frame

Specialized FACT 10r
Frame

Suspension

Specialized Future Shock 3.2
ForkFrom the manufacturer: Wheel size 700cFrom the manufacturer: Front axle / spacing 12x100

Drivetrain

Shimano 105 R7170 Di2
ShifterFrom the manufacturer: Speeds 12
Shimano 105 R7150 Di2
Derailleur
Shimano 105 Di2
DerailleurFrom the manufacturer: Weight 302 gFrom the manufacturer: Total capacity 41 t
Shimano 105 R7100
Cassette
Shimano SLX M7100
Chain
Shimano 105
CranksetFrom the manufacturer: Speeds 12
ChainringFrom the manufacturer: Speeds 12
ChainringFrom the manufacturer: Speeds 12
Shimano Threaded BSA
Bottom bracket

Wheels & Tires

DT Swiss G540
Wheelset
Specialized Mondo
Tire
Mondo Endurance
Tire

Brakes

Shimano 105
Brake

Cockpit

HandlebarFrom the manufacturer: Clamp diameter 31.8mmFrom the manufacturer: Width 420mm
Specialized Future
Stem

Seatpost & Saddle

SaddleFrom the manufacturer: Base / shell Body Geometry

Keep your Roubaix SL8 Comp in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Manufacturer

Quick answers

Which size or configuration labels have geometry for the 2026 Specialized Roubaix SL8 Comp?
Geometry is listed for 44, 49, 52, 54, 56, 58, 61, and 64.
What are the reach and stack of the 2026 Specialized Roubaix SL8 Comp in size 56?
In size 56, reach is 389 mm and stack is 605 mm.
What is the head tube angle of the 2026 Specialized Roubaix SL8 Comp?
The head tube angle is 73 degrees in size 56.
What does the 2026 Specialized Roubaix SL8 Comp ship with?
The stock build includes Specialized FACT 10r, Specialized Future Shock 3.2, Shimano 105 R7170 Di2, and DT Swiss G540.
Which years of the Specialized Roubaix are on Quiver?
Quiver has the Specialized Roubaix for 2026, 2027, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2012, 2011, 2010, 2009, 2008, and 2007.

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet

Quiver keeps track of the bikes you own.

Free on App StoreFree on Google Play