2018 Kona Bicycle Company PhD Base 58
Build
700C/29 in × 30 mm
Insights
Design deviates from other sizes of Kona Bicycle Company PhD
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 613mm |
| Reach | 393mm |
| Stack to Reach Ratio | 1.56:1 |
| Seat Tube Length, Unknown | 580mm |
| Top Tube Length, Effective/Horizontal Unknown | 580mm |
| Top Tube Slope | 5.9deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 205mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 418.9mm |
| Front-Center | 614mm |
| Front-Center Horizontal | 609.1mm |
| Wheelbase | 1028mm |
| Fork Offset/Rake | 44mm |
| Fork Length, Unknown | 376mm |
| Trail | 61.4mm mid/neutral |
| Mechanical Trail | 58.5mm |
| Wheel Flop | 17.6mm |
| Standover Height | 820mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 103mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1710mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://konaworld.com/archive/2018/phd.cfm