1991 Cannondale Bikes ST1000 Base 25”
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of sport touring bikes
Design deviates from other sizes of Cannondale Bikes ST1000
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 617.8mm |
| Reach | 406.6mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, C-TTT | 635mm |
| Seat Tube Length, C-C | 609.6mm |
| Top Tube Length, Effective/Horizontal Center | 590.6mm |
| Top Tube Length, Actual C-C | 590.6mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73.5deg |
| Bottom Bracket Drop | 75.8mm |
| Bottom Bracket Height | 267.2mm |
| Chainstay Length | 457.2mm |
| Chainstay Length Horizontal | 450.9mm |
| Front-Center | 638.2mm |
| Front-Center Horizontal | 633.7mm |
| Wheelbase | 1084.6mm |
| Fork Offset/Rake | 54.1mm |
| Trail | 54.6mm mid/neutral |
| Mechanical Trail | 51.9mm |
| Wheel Flop | 16mm |
| Standover Height | 876.3mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 125.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 97.2mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1770.6mm |
| Stem Angle | -72deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://vintagecannondale.com/year/1991/1991.pdf