Quiver

2015 Specialized Tarmac Pro vs 2016 Trek Émonda SLR

The 58 is the Trek Émonda SLR size closest to your 58 Specialized Tarmac Pro. 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 Trek Émonda SLR

Compared with the Specialized Tarmac Pro in 58, the Trek Émonda SLR in 58 places the top of the head tube 5 mm higher and 11 mm further back, relative to the bottom bracket. Its wheelbase is 11 mm shorter, which can contribute to quicker direction changes.

Frame stack
+5 mm
Higher front end
Frame reach
−11 mm
Shorter frame reach
Wheelbase
−11 mm
Shorter: quicker to change direction
Head angle
+0.3°
About the same head angle
Chainstays
+4 mm
Longer: more planted

The two frames

2015 Specialized Tarmac Pro (58)The Specialized Tarmac Pro frame drawn to scale.J 1003

Only the Specialized Tarmac Pro is drawn. The Trek Émonda SLR numbers we have for size 58 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Tarmac Pro 58Trek Émonda SLR 58Difference
Reach402mm391−11 mm
Stack591mm596+5 mm
Head tube angle73.5°73.8°+0.3°
Seat tube angle73°not listed
Effective top tube582mm573−9 mm
Chainstay length407mm411+4 mm
Wheelbase1003mm992−11 mm
BB drop67.5mm68+1 mm
Standover826mm786−40 mm
Seat tube length522mm553+31 mm
Head tube length190mm190±0 mm

Differences are the Trek Émonda SLR minus the Specialized Tarmac Pro. Full charts: 2015 Specialized Tarmac Pro, 2016 Trek Émonda SLR.

Where each sits in its class

Specialized Tarmac ProTrek Émonda 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 ProTrek Émonda SLRSLR 10
Framenot listedTrek Ultralight 700
Forknot listedTrek Émonda
Shifternot listedSRAM RED 22
Derailleurnot listedSRAM RED 22
Cassettenot listedSRAM X-Glide 1190
Chainnot listedSRAM RED22
Cranksetnot listedSRAM Red
Bottom bracketnot listedTrek BB90
Wheelsetnot listedTrek Tune MIG45
Tirenot listedVittoria Crono CS
Hubnot listedTrek Tune MIG45, Trek Tune MAG150
Rimnot listedTrek Tune Skyline
Brakenot listedBontrager Stop
Handlebarnot listedBontrager XXX
Stemnot listedBontrager XXX
Headsetnot listedCane Creek AER
Seatpostnot listedBontrager SLR
Saddlenot listedTrek Tune Komm-Vor Plus

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