1991 Cannondale Bikes ST1000 Base
- Category
- Sport Touring
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Steel
- Features
- Rim brake
Geometry
23” | 25” | 19” | 21” | |
Stack | 579mm | 632.6mm | — | — |
Reach | 393mm | 395.9mm | — | — |
Stack to Reach Ratio | 1.47:1 | 1.6:1 | — | — |
Seat Tube Length, C-T | 615.9mm | 666.8mm | 485.1mm | 548.6mm |
Seat Tube Length, C-C | 566mm | 616.8mm | 445.1mm | 508.6mm |
Top Tube Length, Effective/Horizontal Center | 565.2mm | 590.6mm | — | — |
Top Tube Length, Actual C-C | 565.2mm | 590.6mm | 515.6mm | 552.4mm |
Top Tube Slope | 0deg | 0deg | — | — |
Head Tube Angle | 72deg | 72deg | 72deg | 72deg |
Seat Tube Angle | 73.5deg | 73.5deg | 76.7deg | 73.5deg |
Head Tube Length | 147mm | 197mm | — | — |
Bottom Bracket Drop | 78mm | 75.8mm | 83.9mm | 81.4mm |
Bottom Bracket Height | 265mm | 267.2mm | 259.1mm | 261.6mm |
Chainstay Length | 457.2mm | 457.2mm | 457.2mm | 457.2mm |
Chainstay Length Horizontal | 450.5mm | 450.9mm | 449.4mm | 449.9mm |
Front-Center | 617mm | 638.2mm | 600.4mm | 604.6mm |
Front-Center Horizontal | 612mm | 633.7mm | 594.5mm | 599.1mm |
Wheelbase | 1063mm | 1084.6mm | 1043.9mm | 1049mm |
Fork Offset/Rake | 54.1mm | 54.1mm | 54.1mm | 54.1mm |
Fork Length (On-Axis) | 389mm | 386mm | 386mm | 386mm |
Fork Length (Axle-To-Crown) | 386mm | 389mm | 389mm | 389mm |
Trail | 54.6mm mid/neutral | 54.6mm mid/neutral | 54.6mm mid/neutral | 54.6mm mid/neutral |
Mechanical Trail | 51.9mm | 51.9mm | 51.9mm | 51.9mm |
Wheel Flop | 16mm | 16mm | 16mm | 16mm |
Standover Height | 825.5mm | 876.3mm | 723.9mm | 774.7mm |
Tire to Pedal Spindle | 104mm 170 mm cranks | 125.2mm 170 mm cranks | 87.4mm 170 mm cranks | 91.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 95mm 170 mm cranks | 97.2mm 170 mm cranks | 89.1mm 170 mm cranks | 91.6mm 170 mm cranks |
Base Build
23” | 25” | 19” | 21” | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 32mm | 32mm | 32mm |
Tire Outer Diameter | 686mm | 686mm | 686mm | 686mm |
Bike Length with Tires | 1749mm | 1770.6mm | 1729.9mm | 1735mm |
Crank Length | 170mm | — | — | — |
Handlebar Width | 42cm | — | — | — |
Stem Length | 110mm | — | — | — |
Stem Angle | -71deg | -72deg | -72deg | -72deg |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Sport TouringSource:https://vintagecannondale.com/year/1991/1991.pdf