2019 Sour Bicycles Bad Granny Base M
Build
700C/29 in × 2.25 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail cross-country mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 582mm |
| Reach | 429mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, Unknown | 420mm |
| Top Tube Length, Effective/Horizontal HT Top | 596mm |
| Top Tube Slope | 18.1deg |
| Head Tube Angle | 68deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 308.2mm |
| Chainstay Length | 442mm |
| Chainstay Length Horizontal | 437.9mm |
| Front-Center | 695.7mm |
| Front-Center Horizontal | 693.1mm |
| Wheelbase | 1131mm |
| Fork Offset/Rake | 50mm |
| Fork Length, Unknown | 470mm |
| Trail | 94.8mm very high |
| Mechanical Trail | 87.9mm |
| Wheel Flop | 32.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 157.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 138.2mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 736.3mm |
| Bike Length with Tires | 1867.3mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://sour.bike/shop/rahmen/269/bad-granny?c=122