Quiver

2025 Specialized Tarmac SL8 Team FDJ SUEZ vs 2023 Trek Madone SLR

The Trek Madone SLR size closest to your 54 is the 54. Compare the 54 instead

What changes on the Trek Madone SLR

Compared with the Specialized Tarmac SL8 Team FDJ SUEZ in 54, the Trek Madone SLR in 58 places the top of the head tube 37 mm higher and 12 mm further forward, relative to the bottom bracket. Its wheelbase is 14 mm longer, which can contribute to stability at speed.

Frame stack
+37 mm
Higher front end
Frame reach
+12 mm
Longer frame reach
Wheelbase
+14 mm
Longer: steadier at speed
Head angle
+0.8°
Steeper: sharper steering
Chainstays
+1 mm
About the same

The two frames

2025 Specialized Tarmac SL8 Team FDJ SUEZ (54) and 2023 Trek Madone SLR (58), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Tarmac SL8 Team FDJ SUEZ is drawn in full with its measurements, and the Trek Madone SLR is the colored outline on top.J 978

Specialized Tarmac SL8 Team FDJ SUEZ, 54Trek Madone SLR, 58Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Tarmac SL8 Team FDJ SUEZ 54Trek Madone SLR 58Difference
Reach384mm396+12 mm
Stack544mm581+37 mm
Head tube angle73°73.8+0.8°
Seat tube angle74°73.0−1.0°
Effective top tube541mm574+33 mm
Chainstay length410mm411+1 mm
Wheelbase978mm992+14 mm
BB drop72mm68−4 mm
BB height268mmnot listed
Standover768mm793+25 mm
Seat tube length473mm553+80 mm
Fork length370mmnot listed
Head tube length137mm171+34 mm

Differences are the Trek Madone SLR minus the Specialized Tarmac SL8 Team FDJ SUEZ. Full charts: 2025 Specialized Tarmac SL8 Team FDJ SUEZ, 2023 Trek Madone SLR.

Where each sits in its class

Specialized Tarmac SL8 Team FDJ SUEZTrek Madone SLR

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartSpecialized Tarmac SL8 Team FDJ SUEZS-Works Team FDJ - SUEZTrek Madone SLRSLR 6
FrameSpecialized S-Works Tarmac SL8 FACTTrek Madone
Forknot listedTrek Madone KVF
Shifternot listedShimano Ultegra
Derailleurnot listedShimano Ultegra
Cassettenot listedShimano Ultegra
Chainnot listedShimano 105 DI2
Cranksetnot listedShimano Ultegra Mid Compact
Chainringnot listedShimano Ultegra
Bottom bracketnot listedTrek T47
Wheelsetnot listedBontrager Aeolus Pro 51
Tirenot listedBontrager R3 Hard-Case Lite
Brakenot listedShimano Ultegra
Rotornot listedShimano Ultegra
Handlebarnot listedTrek Madone Integrated
Stemnot listedTrek Madone aero
Seatpostnot listedTrek Madone
Saddlenot listedBontrager Aeolus Elite

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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