2020 Surly Bikes Lowside 27.5+ Rigid Fork XS
Build
650B/27.5 in × 2.8 in
Insights
Very aggressive stack and reach vs trend of hardtail trail mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 542.2mm |
| Reach | 414.5mm |
| Stack to Reach Ratio | 1.31:1 |
| Seat Tube Length, C-T | 316mm |
| Top Tube Length, Effective/Horizontal HT Top | 570mm |
| Top Tube Length, Actual C-C | 562.4mm |
| Top Tube Slope | 25.4deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 55mm |
| Bottom Bracket Height | 308.1mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 421.4mm |
| Front-Center | 648.9mm |
| Front-Center Horizontal | 646.6mm |
| Wheelbase | 1068mm |
| Fork Offset/Rake | 47mm |
| Fork Length (Axle-To-Crown) | 420mm |
| Trail | 82.2mm very high |
| Mechanical Trail | 77.2mm |
| Wheel Flop | 26.4mm |
| Standover Height | 708.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 115.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 138.1mm |
27.5+ Rigid Fork Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.8in |
| Tire Outer Diameter | 726.2mm |
| Bike Length with Tires | 1794.2mm |
| Crank Length | 170mm |
| Handlebar Width | 820mm |
| Stem Length | 60mm |
| Stem Angle | 6deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
| Features | Single-speed capable |
Published Sizing Recommendations
| Height | 142 cm to |
Source:https://surlybikes.com/bikes/lowside