2018 Kona Bicycle Company PhD Base 61

Build

700C/29 in × 30 mm

Insights

Very upright stack and reach vs trend of fitness bikes
Design deviates from other sizes of Kona Bicycle Company PhD

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
634mm
Reach
400mm
Stack to Reach Ratio
1.59:1
Seat Tube Length, Unknown
610mm
Top Tube Length, Effective/Horizontal Unknown
600mm
Top Tube Slope
5.1deg
Head Tube Angle
73deg
Seat Tube Angle
72.5deg
Head Tube Length
225mm
Bottom Bracket Drop
72mm
Bottom Bracket Height
269mm
Chainstay Length
425mm
Chainstay Length Horizontal
418.9mm
Front-Center
622mm
Front-Center Horizontal
618.1mm
Wheelbase
1037mm
Fork Offset/Rake
44mm
Fork Length, Unknown
376mm
Trail
58.2mm
mid/​neutral
Mechanical Trail
55.7mm
Wheel Flop
16.3mm
Standover Height
845mm
Tire to Pedal Spindle Distance
With 170 mm cranks
111mm
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
1719mm
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