2021 Bergamont E-Grandurance RD Expert 53cm
Build
700C/29 in × 35 mm
Insights
Somewhat aggressive stack and reach vs trend of sport touring bikes
Design deviates from other sizes of Bergamont E-Grandurance
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 560mm |
| Reach | 395mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 510mm |
| Top Tube Length, Effective/Horizontal HT Top | 545mm |
| Top Tube Length, Actual C-C | 531mm |
| Top Tube Slope | 7.3deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 135mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 276mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 419.2mm |
| Front-Center | 630.7mm |
| Front-Center Horizontal | 626.8mm |
| Wheelbase | 1046mm |
| Fork Offset/Rake | 50mm |
| Fork Length, Unknown | 405mm |
| Trail | 72.7mm high |
| Mechanical Trail | 68.3mm |
| Wheel Flop | 23.4mm |
| Standover Height | 770mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 114.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 106mm |
RD Expert Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1738mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
| Features | E-bike |
Source:https://www.bergamont.com/de/de/product/bergamont-e-grandurance-rd-expert?article=281020