2025 Surly Bikes Lowside 27.5+ Rigid Fork X-Small
Build
650B/27.5 in × 2.8 mm
Stack and Reach vs. Category Trend
View all sizes
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 Slope | 25.4deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 55mm |
| Bottom Bracket Height | 239.8mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 421.4mm |
| Front-Center | 648.9mm |
| Front-Center Horizontal | 646.6mm |
| Wheelbase | 1068mm |
| Fork Offset/Rake | 47mm |
| Trail | 57.3mm mid/neutral |
| Mechanical Trail | 53.8mm |
| Wheel Flop | 18.4mm |
| Standover Height | 700mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 184.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 69.8mm |
27.5+ Rigid Fork Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.8mm |
| Tire Outer Diameter | 589.6mm |
| Bike Length with Tires | 1657.6mm |
| Crank Length | 170mm |
| Handlebar Width | 820mm |
| Stem Length | 52mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
| Features | Single-speed capable |
Source:https://surlybikes.com/products/lowside-dream-tangerine