Specialized Aethos Frame Geometry (2020-2023)

Founder, Mr. Mamil
S-Works Aethos Campagnolo Super Record EPS
S-Works Aethos

The geometry chart below applies to all Specialized Aethos frames from the following:

  • Years: 2019, 2020, 2021, 2022, 2023
  • Models: S-Works, Pro, Comp, Expert, Base
  • Frame material: Carbon
Frame Size495254565861
Suggested Rider Height (cm)155 to 163163 to 170170 to 175175 to 180180 to 188188 to 196
Suggested Rider Height (ft)5’1″ to 5’4″5’4″ to 5’7″5’7″ to 5’9″5’9″ to 5’11”5’11” to 6’2″6’2″ to 6’5″
Stack (mm)514527544565591612
Reach (mm)375380384395402408
Top Tube, Horizontal (mm)508531540562577595
Seat Tube (mm)431462481504532567
Seat Tube Angle75.5°74°74°73.5°73.5°73°
Head Tube (mm)109120137157184204
Head Tube Angle71.75°72.5°73°73.5°73.5°74°
BB Height (mm)266266268268268268
BB Drop (mm)747472727272
Fork Trail (mm)635858555552
Fork Length (mm)369369369369369369
Fork Offset (mm)474744444444
Front Center (mm)574577579591606613
Chainstay (mm)410410410410410410
Wheelbase (mm)97397597899110051012
Standover Height (mm)705728748769796824
Crank Length (mm)165170172.5172.5175175
Handlebar Width (mm)380400420420440440
Stem Length (mm)8090100100110110
Saddle Width (mm)155155143143143143
Seatpost Length (mm)300300360360360360
Specialized Aethos (2020-2023) frame geometry chart

Source : Specialized

Learn more about what the frame geometry measurements mean here.

Alex Lee at Mr.Mamil

Alex Lee is the founder and editor-at-large of Mr. Mamil. Coming from a professional engineering background, he breaks down technical cycling nuances into an easy-to-understand and digestible format here.

He has been riding road bikes actively for the past 12 years and started racing competitively in the senior category during the summer recently.