Bike-on-Bike
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Specialized Bicycles Tarmac
Geometry
Stack | 543mm | — |
Reach | 387mm | — |
Stack to Reach Ratio | 1.4:1 | — |
Seat Tube Length, C-T | 481mm | — |
Top Tube Length, Effective/Horizontal Center | 548mm | — |
Top Tube Slope | 8.9deg | — |
Head Tube Angle | 73deg | — |
Seat Tube Angle | 73.5deg | — |
Head Tube Length | 140mm | — |
Bottom Bracket Drop | 69mm | — |
Bottom Bracket Height | 266mm | — |
Chainstay Length | 405mm | — |
Chainstay Length Horizontal | 399.1mm | — |
Front-Center | 583mm | — |
Front-Center Horizontal | 578.9mm | — |
Wheelbase | 978mm | — |
Fork Offset/Rake | 45mm | — |
Trail | 55.4mm mid/neutral | — — |
Mechanical Trail | 52.9mm | — |
Wheel Flop | 15.5mm | — |
Standover Height | 775mm | — |
Tire to Pedal Spindle | 75.5mm 172.5 mm cranks | — |
Pedal Spindle to Ground Clearance | 93.5mm 172.5 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 24mm | — |
Tire Outer Diameter | 670mm | — |
Bike Length with Tires | 1648mm | — |
Crank Length | 172.5mm | — |
Handlebar Width | 420mm | — |
Stem Length | 100mm | — |
| Suspension Type | Rigid, non-suspension corrected | — |
| Bar Type | Drop Bar | — |
| Frame Material | Carbon/Composite | — |
| Fork Material | Carbon/Composite | — |
| Brake Type | Disc | — |
Meta
| Actions | — | |
| Source | https://www.specialized.com/us/en/tarmac-pro-disc-race/p/93249?color=172435-93249 | — |
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