2025 Orbea Denna M20I S
Build
700C/29 in × 30 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Orbea Denna
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 548mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.41:1 |
| Seat Tube Length, C-T | 438mm |
| Top Tube Length, Effective/Horizontal Center | 542mm |
| Top Tube Slope | 14deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 131mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 263mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 417.8mm |
| Front-Center | 620.1mm |
| Front-Center Horizontal | 615.2mm |
| Wheelbase | 1033mm |
| Fork Offset/Rake | 55mm |
| Fork Length (On-Axis) | 390mm |
| Trail | 62.4mm mid/neutral |
| Mechanical Trail | 58.8mm |
| Wheel Flop | 19.6mm |
| Standover Height | 765mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 109.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 93mm |
M20I Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1715mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
| Features | E-bike, Single-speed capable |
Source:https://www.orbea.com/us-en/ebikes/road/denna/cat/denna-m20i-20mph#technologies