2025 Kona Bicycle Company Ouroboros AL

	48	50	52	54	56	58
Stack	566mm	581mm	598mm	616mm	636mm	666mm
Reach	372mm	377mm	382mm	386mm	391mm	396mm
Stack to Reach Ratio	1.52:1	1.54:1	1.57:1	1.6:1	1.63:1	1.68:1
Seat Tube Length, Unknown	410mm	410mm	455mm	455mm	500mm	535mm
Top Tube Length, Effective/Horizontal Center	532mm	547mm	559mm	578mm	595mm	616mm
Top Tube Slope	19.5deg	20.9deg	17.6deg	19.2deg	16.4deg	15.7deg
Head Tube Angle	68.7deg	68.7deg	68.7deg	68.7deg	68.7deg	68.7deg
Seat Tube Angle	74.2deg	73.7deg	73.2deg	72.7deg	72.2deg	71.7deg
Head Tube Length	116mm	132mm	148mm	172mm	193mm	225mm
Bottom Bracket Drop	69mm	69mm	69mm	66mm	66mm	66mm
Bottom Bracket Height	292mm	292mm	292mm	295mm	295mm	295mm
Chainstay Length	445mm	445mm	445mm	445mm	445mm	445mm
Chainstay Length Horizontal	439.6mm	439.6mm	439.6mm	440.1mm	440.1mm	440.1mm
Front-Center	624mm	635mm	646mm	659mm	671mm	687mm
Front-Center Horizontal	620.4mm	631.4mm	642.4mm	655.9mm	667.9mm	683.9mm
Wheelbase	1060mm	1071mm	1082mm	1096mm	1108mm	1124mm
Fork Offset/Rake	51mm	51mm	51mm	51mm	51mm	51mm
Fork Length (On-Axis)	435mm	435mm	435mm	435mm	435mm	435mm
Trail	86mm very high	86mm very high	86mm very high	86mm very high	86mm very high	86mm very high
Mechanical Trail	80.1mm	80.1mm	80.1mm	80.1mm	80.1mm	80.1mm
Wheel Flop	29.1mm	29.1mm	29.1mm	29.1mm	29.1mm	29.1mm
Standover Height	725mm	730mm	769mm	777mm	814mm	848mm
Tire to Pedal Spindle	93mm 170 mm cranks	104mm 170 mm cranks	115mm 170 mm cranks	128mm 170 mm cranks	140mm 170 mm cranks	156mm 170 mm cranks
Pedal Spindle to Ground Clearance	122mm 170 mm cranks	122mm 170 mm cranks	122mm 170 mm cranks	125mm 170 mm cranks	125mm 170 mm cranks	125mm 170 mm cranks

	48	50	52	54	56	58
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	50mm	50mm	50mm	50mm	50mm
Tire Outer Diameter	722mm	722mm	722mm	722mm	722mm	722mm
Bike Length with Tires	1782mm	1793mm	1804mm	1818mm	1830mm	1846mm

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://en-ca.konaworld.com/products/ouroboros?variant=51750502269246

Geometry