2025 Ridley Bikes Astr rs M
Build
700C/29 in × 45 mm
Insights
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Reach | 406mm |
| Seat Tube Length, Unknown | 5020mm |
| Top Tube Length, Effective/Horizontal Unknown | 570mm |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 418.3mm |
| Front-Center | 629.2mm |
| Front-Center Horizontal | 624.7mm |
| Wheelbase | 1043mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | 103.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 111mm |
rs Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1755mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.ridley-bikes.com/en_GB/bikes/SBIARSRID043#GEOMETRY