2018 Kona Bicycle Company Unit X

	S	M	L	XL
Stack	573mm	582mm	592mm	601mm
Reach	404mm	429mm	453mm	484mm
Stack to Reach Ratio	1.42:1	1.36:1	1.31:1	1.24:1
Seat Tube Length, C-T	370mm	420mm	470mm	530mm
Top Tube Length, Effective/Horizontal Center	568mm	596mm	623mm	656mm
Top Tube Slope	23.2deg	18.1deg	13.5deg	8.3deg
Head Tube Angle	69deg	69deg	69deg	69deg
Seat Tube Angle	74deg	74deg	74deg	74deg
Head Tube Length	95mm	105mm	115mm	125mm
Bottom Bracket Drop	60mm	60mm	60mm	60mm
Bottom Bracket Height	303.1mm	303.1mm	303.1mm	303.1mm
Chainstay Length	442mm	442mm	442mm	442mm
Chainstay Length Horizontal	437.9mm	437.9mm	437.9mm	437.9mm
Front-Center	657mm	686mm	714mm	747mm
Front-Center Horizontal	654.1mm	683.1mm	711.1mm	745.1mm
Wheelbase	1092mm	1121mm	1149mm	1183mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	470mm	470mm	470mm	470mm
Trail	85.8mm very high	85.8mm very high	85.8mm very high	85.8mm very high
Mechanical Trail	80.1mm	80.1mm	80.1mm	80.1mm
Wheel Flop	28.7mm	28.7mm	28.7mm	28.7mm
Standover Height	690mm	725mm	760mm	805mm
Tire to Pedal Spindle	123.9mm 170 mm cranks	152.9mm 170 mm cranks	180.9mm 170 mm cranks	213.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	133.1mm 170 mm cranks	133.1mm 170 mm cranks	133.1mm 170 mm cranks	133.1mm 170 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://geometrygeeks.bike/bike/kona-unit-x-2018/

Geometry