1989 Bianchi Grizzly Base 17.5”
Build
26 in × 1.9 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 425.4mm |
| Reach | 418.7mm |
| Stack to Reach Ratio | 1.02:1 |
| Seat Tube Length, C-T | 444.5mm |
| Top Tube Length, Effective/Horizontal Center | 550mm |
| Top Tube Length, Actual C-C | 550mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 35mm |
| Bottom Bracket Height | 292.8mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 428.6mm |
| Front-Center | 626.4mm |
| Front-Center Horizontal | 625.4mm |
| Wheelbase | 1054mm |
| Fork Offset/Rake | 50mm |
| Trail | 60mm mid/neutral |
| Mechanical Trail | 56.7mm |
| Wheel Flop | 18.5mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 128.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 122.8mm |
Base Build
| Wheel Size | 26 inch (559mm BSD) |
| Tire Width | 1.9in |
| Tire Outer Diameter | 655.5mm |
| Bike Length with Tires | 1709.5mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:1989 Bianchi Catalog