1991 Miyata Sportcross Base 54cm
Build
700C/29 in × 35 mm
Insights
Somewhat aggressive stack and reach vs trend of cyclocross bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 549.5mm |
| Reach | 395.7mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-C | 540mm |
| Top Tube Length, Effective/Horizontal Center | 565mm |
| Top Tube Length, Actual C-C | 565mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 55mm |
| Bottom Bracket Height | 291mm |
| Chainstay Length | 443mm |
| Chainstay Length Horizontal | 439.6mm |
| Front-Center | 630mm |
| Front-Center Horizontal | 622.4mm |
| Wheelbase | 1062mm |
| Fork Offset/Rake | 60mm |
| Trail | 55.7mm mid/neutral |
| Mechanical Trail | 52.7mm |
| Wheel Flop | 17.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 114mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 121mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1754mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://www.ragandbone.ca/PDFs/Miyata%20Catalogue%20PDFs/MIyata%20Catalogue%2091.pdf