2026 Koga F3 9.0 Titanium

	50	54	57	60	63
Stack	608mm	627mm	641mm	669mm	684mm
Reach	402mm	399mm	409mm	415mm	425mm
Stack to Reach Ratio	1.51:1	1.57:1	1.57:1	1.61:1	1.61:1
Seat Tube Length, C-T	500mm	540mm	570mm	600mm	630mm
Top Tube Length, Effective/Horizontal HT Top	600mm	615mm	630mm	645mm	660mm
Top Tube Slope	13.4deg	11.5deg	9.7deg	9.5deg	8deg
Head Tube Angle	70.5deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	72deg	71deg	71deg	71deg	71deg
Head Tube Length	125mm	140mm	155mm	185mm	200mm
Bottom Bracket Drop	60mm	60mm	60mm	60mm	60mm
Bottom Bracket Height	293mm	293mm	293mm	293mm	293mm
Chainstay Length	460mm	460mm	460mm	460mm	460mm
Chainstay Length Horizontal	456.1mm	456.1mm	456.1mm	456.1mm	456.1mm
Front-Center	646.7mm	638.8mm	653.7mm	668.6mm	683.6mm
Front-Center Horizontal	643.9mm	635.9mm	650.9mm	665.9mm	680.9mm
Wheelbase	1100mm	1092mm	1107mm	1122mm	1137mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Trail	77.3mm high	70.7mm high	70.7mm high	70.7mm high	70.7mm high
Mechanical Trail	72.8mm	67mm	67mm	67mm	67mm
Wheel Flop	24.3mm	21.3mm	21.3mm	21.3mm	21.3mm
Tire to Pedal Spindle	123.7mm 170 mm cranks	115.8mm 170 mm cranks	130.7mm 170 mm cranks	145.6mm 170 mm cranks	160.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	123mm 170 mm cranks	123mm 170 mm cranks	123mm 170 mm cranks	123mm 170 mm cranks	123mm 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://www.koga.com/nl/fietsen/stads-en-toerfietsen/f3-9-0?frame=H

Geometry