2013 Kona Bicycle Company Explosif Base 21" (XL)
Build
650B/27.5 in × 2.25 in
Insights
Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 640.1mm |
| Reach | 452.1mm |
| Stack to Reach Ratio | 1.42:1 |
| Top Tube Length, Effective/Horizontal Unknown | 647.7mm |
| Head Tube Angle | 68deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 134.6mm |
| Chainstay Length | 419.1mm |
| Front-Center | 736.6mm |
| Wheelbase | 1155.7mm |
| Fork Offset/Rake | 43.2mm |
| Fork Length (Axle-To-Crown) | 523.2mm |
| Trail | 94.5mm very high |
| Mechanical Trail | 87.6mm |
| Wheel Flop | 32.8mm |
| Standover Height | 845.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 217.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 698.3mm |
| Bike Length with Tires | 1854mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
| Features | Single-speed capable |
Source:https://www.vitalmtb.com/product/guide/Bikes,3/Kona/Explosif-27-5,12026