2009 Surly Bikes 1x1 Base Medium
Build
26 in × 2.1 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 542.7mm |
| Reach | 417.6mm |
| Stack to Reach Ratio | 1.3:1 |
| Seat Tube Length, C-T | 457.2mm |
| Top Tube Length, Effective/Horizontal Center | 585mm |
| Top Tube Length, Effective/Horizontal Unknown | 585mm |
| Top Tube Length, Actual C-C | 565.8mm |
| Top Tube Slope | 8.4deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 114mm |
| Bottom Bracket Drop | 42.5mm |
| Bottom Bracket Height | 290.3mm |
| Chainstay Length | 419mm |
| Chainstay Length Horizontal | 416.8mm |
| Front-Center | 638.9mm |
| Front-Center Horizontal | 637.5mm |
| Wheelbase | 1054.3mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 413mm |
| Trail | 67mm high |
| Mechanical Trail | 63.4mm |
| Wheel Flop | 20.6mm |
| Standover Height | 768.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 136mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 120.3mm |
Base Build
| Wheel Size | 26 inch (559mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 665.7mm |
| Bike Length with Tires | 1720mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
| Features | Single-speed capable |
Source:https://ja.surlybikes.com/uploads/downloads/Surly_Cat_2009_web.pdf