2016 Ritchey Design Ascent Base M
Build
650B/27.5 in × 48 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 584mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, C-T | 475mm |
| Top Tube Length, Effective/Horizontal Center | 564mm |
| Top Tube Length, Actual C-C | 542mm |
| Top Tube Slope | 12.7deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 272mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 439.8mm |
| Front-Center | 630.9mm |
| Front-Center Horizontal | 627.2mm |
| Wheelbase | 1067mm |
| Fork Offset/Rake | 52mm |
| Fork Length (Axle-To-Crown) | 410mm |
| Trail | 65.2mm high |
| Mechanical Trail | 61.5mm |
| Wheel Flop | 20.5mm |
| Standover Height | 776mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 120.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 102mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 48mm |
| Tire Outer Diameter | 680mm |
| Bike Length with Tires | 1747mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
| Features | Frame couplers |
Source:https://contenderbicycles.com/product/ritchey-ascent-break-away-frameset/