2021 Cannondale Bikes Topstone Alloy 1 S
Build
700C/29 in × 37 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 549mm |
| Reach | 377mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 458mm |
| Top Tube Length, Effective/Horizontal HT Top | 544mm |
| Top Tube Slope | 12.3deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.1deg |
| Head Tube Length | 118mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 423.4mm |
| Front-Center | 603mm |
| Front-Center Horizontal | 598.6mm |
| Wheelbase | 1022mm |
| Fork Offset/Rake | 55mm |
| Trail | 61.7mm mid/neutral |
| Mechanical Trail | 58.3mm |
| Wheel Flop | 19mm |
| Standover Height | 744mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 85mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 103mm |
1 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 37mm |
| Tire Outer Diameter | 696mm |
| Bike Length with Tires | 1718mm |
| Stem Angle | 7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:Cannondale