2021 Bianchi Specialissima Base 470
Build
700C/29 in × 28 mm
Insights
Somewhat aggressive stack and reach vs trend of performance road bikes
Design deviates from other sizes of Bianchi Specialissima
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 490mm |
| Reach | 376mm |
| Stack to Reach Ratio | 1.3:1 |
| Seat Tube Length, C-TTT | 426mm |
| Top Tube Length, Effective/Horizontal HT Top | 515mm |
| Top Tube Slope | 6.9deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 58mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 405.9mm |
| Front-Center | 579mm |
| Front-Center Horizontal | 573.1mm |
| Wheelbase | 979mm |
| Fork Offset/Rake | 43mm |
| Fork Length (On-Axis) | 368mm |
| Trail | 74.4mm high |
| Mechanical Trail | 70.2mm |
| Wheel Flop | 23.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 70mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 111mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1657mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.bianchi.com/bike/specialissima-ultegra-di2-11sp/