2027 Orbea Orca Aero Base 55
Build
700C/29 in × 29 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Orbea Orca Aero
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 560mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, C-T | 545mm |
| Top Tube Length, Effective/Horizontal Center | 555mm |
| Top Tube Slope | 3.9deg |
| Head Tube Angle | 73deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 76mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 400.9mm |
| Front-Center | 589.1mm |
| Front-Center Horizontal | 584.1mm |
| Wheelbase | 985mm |
| Fork Offset/Rake | 43mm |
| Fork Length (On-Axis) | 368mm |
| Trail | 59mm mid/neutral |
| Mechanical Trail | 56.4mm |
| Wheel Flop | 16.5mm |
| Standover Height | 798mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 76.6mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 91.5mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 29mm |
| Tire Outer Diameter | 680mm |
| Bike Length with Tires | 1665mm |
| Crank Length | 172.5mm |
| Handlebar Width | 400mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 180 cm to 185 cm |
Source:www.orbea.com