2018 Surly Bikes Bridge Club Base MD
Build
650B/27.5 in × 2.4 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 576mm |
| Reach | 419mm |
| Stack to Reach Ratio | 1.37:1 |
| Seat Tube Length, C-T | 457.2mm |
| Top Tube Length, Effective/Horizontal Center | 595mm |
| Top Tube Length, Actual C-C | 570mm |
| Top Tube Slope | 13.6deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 293mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 430.8mm |
| Front-Center | 645mm |
| Front-Center Horizontal | 642.2mm |
| Wheelbase | 1073mm |
| Fork Offset/Rake | 43mm |
| Fork Length (Axle-To-Crown) | 420mm |
| Trail | 76.1mm high |
| Mechanical Trail | 71.9mm |
| Wheel Flop | 23.4mm |
| Standover Height | 780mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 117mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 118mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1778.9mm |
| Crank Length | 175mm |
| Handlebar Width | 710mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://surlybikes.com/bikes/bridge_club/geometry