2021 Koga WorldTraveller-S 27.5 57cm
Build
650B/27.5 in × 2.4 in
Insights
Very aggressive stack and reach vs trend of off-road touring bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 613mm |
| Reach | 413mm |
| Stack to Reach Ratio | 1.48:1 |
| Seat Tube Length, C-T | 570mm |
| Top Tube Length, Effective/Horizontal HT Top | 601mm |
| Top Tube Slope | 6.7deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 175mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 293mm |
| Chainstay Length | 470mm |
| Chainstay Length Horizontal | 466.2mm |
| Front-Center | 664.6mm |
| Front-Center Horizontal | 661.9mm |
| Wheelbase | 1128mm |
| Fork Offset/Rake | 50mm |
| Trail | 72mm high |
| Mechanical Trail | 67.8mm |
| Wheel Flop | 22.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 141.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 123mm |
27.5 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1833.9mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Swept Back Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:Koga Bikes