2016 Kona Bicycle Company Fire Mountain Base XL
Build
650B/27.5 in × 2.1 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Kona Bicycle Company Fire Mountain
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 621mm |
| Reach | 482mm |
| Stack to Reach Ratio | 1.29:1 |
| Seat Tube Length, Unknown | 530mm |
| Top Tube Length, Effective/Horizontal Unknown | 660mm |
| Top Tube Slope | 10.1deg |
| Head Tube Angle | 68.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 140mm |
| Bottom Bracket Drop | 50mm |
| Bottom Bracket Height | 295.3mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 432.1mm |
| Front-Center | 754mm |
| Front-Center Horizontal | 751.9mm |
| Wheelbase | 1184mm |
| Fork Offset/Rake | 42mm |
| Fork Length, Unknown | 487mm |
| Trail | 90.9mm very high |
| Mechanical Trail | 84.6mm |
| Wheel Flop | 31mm |
| Standover Height | 786.1mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 233.7mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 120.3mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 690.7mm |
| Bike Length with Tires | 1874.7mm |
| Crank Length | 175mm |
| Handlebar Width | 720mm |
| Stem Length | 70mm |
| Stem Angle | 6deg |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 185 cm to 196 cm |
Source:https://konaworld.com/archive/2016/fire_mountain.cfm