2026 Surly Bikes Sorceress Base X-Small (27.5")
Build
650B/27.5 in × 2.6 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Surly Bikes Sorceress
Bar type unusual for category
This: Moto/Klunker/Riser Bar
Category: Flat Bar
vs hardtail trail mtb bikesCategory: Flat Bar
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 580mm |
| Reach | 415mm |
| Stack to Reach Ratio | 1.4:1 |
| Seat Tube Length, C-T | 300mm |
| Top Tube Length, Effective/Horizontal Center | 560mm |
| Top Tube Slope | 30.7deg |
| Head Tube Angle | 64deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 95mm |
| Bottom Bracket Drop | 55mm |
| Bottom Bracket Height | 303mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 406.3mm |
| Front-Center | 722.8mm |
| Front-Center Horizontal | 720.7mm |
| Wheelbase | 1127mm |
| Fork Offset/Rake | 44mm |
| Fork Length (Axle-To-Crown) | 498mm |
| Trail | 125.7mm very high |
| Mechanical Trail | 113mm |
| Wheel Flop | 49.5mm |
| Standover Height | 730mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 199.8mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 138mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.6in |
| Tire Outer Diameter | 716.1mm |
| Bike Length with Tires | 1843.1mm |
| Crank Length | 165mm |
| Handlebar Width | 740mm |
| Stem Length | 45mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Moto/Klunker/Riser Bar |
| Fork Travel | 140mm |
| Suspension Sag | 25% |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
| Features | Single-speed capable |
Published Sizing Recommendations
| Height | 146 cm to 159 cm |
Source:https://surlybikes.com/products/sorceress-single-speed-bike-swamp-water-taffy