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2020 Specialized Tarmac SL6 Disc Frameset vs 2021 Specialized Tarmac SL7 Pro

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Specialized Tarmac SL7 Pro

Frame stack
n/a
One of the bikes has no number for this
Frame reach
n/a
One of the bikes has no number for this
Wheelbase
+34 mm
Longer: steadier at speed
Head angle
+1.0°
Steeper: sharper steering
Chainstays
±0 mm
About the same

The two frames

2020 Specialized Tarmac SL6 Disc Frameset (54)The Specialized Tarmac SL6 Disc Frameset frame drawn to scale.J 978

Only the Specialized Tarmac SL6 Disc Frameset is drawn. The Specialized Tarmac SL7 Pro numbers we have for size 61 are missing the reach and stack.

Geometry side by side

MeasurementSpecialized Tarmac SL6 Disc Frameset 54Specialized Tarmac SL7 Pro 61Difference
Reach384mmnot listed
Stack544mmnot listed
Head tube angle73°74+1.0°
Seat tube angle74°73−1.0°
Chainstay length410mm410±0 mm
Wheelbase978mm1012+34 mm
BB drop72mm72±0 mm
BB height268mm268±0 mm
Standover775mmnot listed
Seat tube length481mmnot listed
Fork length363mmnot listed
Head tube length143mmnot listed

Differences are the Specialized Tarmac SL7 Pro minus the Specialized Tarmac SL6 Disc Frameset. Full charts: 2020 Specialized Tarmac SL6 Disc Frameset, 2021 Specialized Tarmac SL7 Pro.

Where each sits in its class

Specialized Tarmac SL6 Disc FramesetSpecialized Tarmac SL7 Pro

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.

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