Which size or configuration labels have geometry for the 2018 Cervélo S3 Base?

Geometry is listed for 48, 51, 54, 56, 58, and 61.

What is the head tube angle of the 2018 Cervélo S3 Base?

The head tube angle is 73.5 degrees in size 56.

Quiver has the Cervélo S3 for 2018, 2020, 2019, 2017, and 2014.

Compared with other road bikes on frame geometry alone.

Steeper head angle than 9 in 10 road bikes: 73.3 degrees, where most sit near 72.5.

2018 Cervélo S3 Base geometry by size
Measurement	48	51	54	56	58	61
Head tube angle(°)	70.5	72.2	73.1	73.5	73.5	73.5

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Same kind of bike with the closest frame angles and proportions. Differences are how each one compares to this bike.

Which size or configuration labels have geometry for the 2018 Cervélo S3 Base?: Geometry is listed for 48, 51, 54, 56, 58, and 61.
What is the head tube angle of the 2018 Cervélo S3 Base?: The head tube angle is 73.5 degrees in size 56.
Which years of the Cervélo S3 are on Quiver?: Quiver has the Cervélo S3 for 2018, 2020, 2019, 2017, and 2014.