2019 Serotta Duetti A9 XL
Build
700C/29 in × 28 mm
Insights
Somewhat upright stack and reach vs trend of performance road bikes
Design deviates from other sizes of Serotta Duetti
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 626mm |
| Reach | 399mm |
| Stack to Reach Ratio | 1.57:1 |
| Seat Tube Length, C-T | 555mm |
| Top Tube Length, Effective/Horizontal Center | 591mm |
| Top Tube Slope | 9.6deg |
| Head Tube Angle | 73deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 213mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 417mm |
| Chainstay Length Horizontal | 411.1mm |
| Front-Center | 620mm |
| Front-Center Horizontal | 616mm |
| Wheelbase | 1027.1mm |
| Fork Offset/Rake | 46mm |
| Trail | 55.5mm mid/neutral |
| Mechanical Trail | 53.1mm |
| Wheel Flop | 15.5mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 111mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
A9 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1705.1mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 6 ft 0 in to 6 ft 4 in |
Source:https://shopserotta.com/products/duetti-a9-frameset-clearance-sale