2027 De Rosa Merak Dynamic 42.5
Build
700C/29 in × 28 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of De Rosa Merak
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 507mm |
| Reach | 371mm |
| Stack to Reach Ratio | 1.37:1 |
| Seat Tube Length, C-T | 425mm |
| Top Tube Length, Effective/Horizontal HT Top | 508mm |
| Top Tube Slope | 11.4deg |
| Head Tube Angle | 70.7deg |
| Seat Tube Angle | 74.9deg |
| Head Tube Length | 107mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.9mm |
| Front-Center | 576mm |
| Front-Center Horizontal | 571.7mm |
| Wheelbase | 970.6mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 371mm |
| Trail | 71mm high |
| Mechanical Trail | 67mm |
| Wheel Flop | 22.2mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 67mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Dynamic Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1648.6mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:derosa.it