Quiver

2016 Trek Madone Series Frameset vs 2018 Specialized Tarmac Disc

The 56 is the Specialized Tarmac Disc size closest to your 58 Trek Madone Series Frameset. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Specialized Tarmac Disc

Compared with the Trek Madone Series Frameset in 58, the Specialized Tarmac Disc in 56 places the top of the head tube 7 mm lower and 5 mm further back, relative to the bottom bracket.

Frame stack
−7 mm
Lower front end
Frame reach
−5 mm
Shorter frame reach
Wheelbase
−2 mm
About the same
Head angle
−0.3°
About the same head angle
Chainstays
−1 mm
About the same

The two frames

We can't draw these frames yet. The Trek Madone Series Frameset numbers we have for size 58 are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek Madone Series Frameset 58Specialized Tarmac Disc 56Difference
Reach400395mm−5 mm
Stack572565mm−7 mm
Head tube angle73.8°73.5°−0.3°
Effective top tube573562mm−11 mm
Chainstay length411410mm−1 mm
Wheelbase992990mm−2 mm
BB drop6872mm+4 mm
Standover783795mm+12 mm
Seat tube length553501mm−52 mm
Head tube length160163mm+3 mm
Seat tube anglenot listed73.5°
BB heightnot listed268mm
Fork lengthnot listed363mm

Differences are the Specialized Tarmac Disc minus the Trek Madone Series Frameset. Full charts: 2016 Trek Madone Series Frameset, 2018 Specialized Tarmac Disc.

Where each sits in its class

Trek Madone Series FramesetSpecialized Tarmac Disc

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.

PartTrek Madone Series Frameset9 Series FramesetSpecialized Tarmac DiscS-Works Disc
FrameTrek OCLVSpecialized S-Works Tarmac SL6
ForkTrek Madone KVFnot listed
BrakeTrek Madonenot listed
SeatpostTrek Madonenot listed

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