Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of performance road bikes
Somewhat aggressive stack and reach vs trend of endurance road bikes
Geometry
Stack | 559mm | 545mm -14mm |
Reach | 384mm | 384mm +0mm |
Stack to Reach Ratio | 1.46:1 | 1.42:1 |
Seat Tube Length, C-T | — | 474mm |
Seat Tube Length, Unknown | 490mm | — |
Top Tube Length, Effective/Horizontal Center | 544mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 540mm |
Top Tube Slope | 9.6deg | 9.9deg +0.3deg |
Head Tube Angle | 72.5deg | 73deg +0.5deg |
Seat Tube Angle | 74deg | 74deg +0deg |
Head Tube Length | 150mm | — |
Bottom Bracket Drop | 75mm | 74mm -1mm |
Bottom Bracket Height | 264mm | 269mm +5mm |
Chainstay Length | 410mm | 410mm +0mm |
Chainstay Length Horizontal | 403.1mm | 403.3mm +0.2mm |
Front-Center | 594mm | 582mm -12mm |
Front-Center Horizontal | 588.9mm | 576.7mm -12.2mm |
Wheelbase | 992mm | 980mm -12mm |
Fork Offset/Rake | 50mm | 46.6mm -3.4mm |
Fork Length, Unknown | 372mm | — |
Trail | 54.5mm mid/neutral | 56.1mm +1.6mm mid/neutral |
Mechanical Trail | 51.9mm | 53.7mm +1.8mm |
Wheel Flop | 15.6mm | 15.7mm +0.1mm |
Standover Height | 759mm | — |
Tire to Pedal Spindle | 82.5mm 172.5 mm cranks | 69mm -13.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 91.5mm 172.5 mm cranks | 99mm +7.5mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 32mm +4mm |
Tire Outer Diameter | 678mm | 686mm +8mm |
Bike Length with Tires | 1670mm | 1666mm -4mm |
Crank Length | 172.5mm | — |
Handlebar Width | 400mm | — |
Stem Length | 100mm | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.specialized.com/us/en/s-works-aethos-2-frameset-fact-12r-carbon/p/4221567?color=5446310-4221567 | https://www.sp-cycle.com/spcycle-2025-new-r088-carbon-road-bike-frame-disc-brake-full-hidden-cable-udh-hanger-lightweight-road-bicycle-frameset-p6081415.html |
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