2025 VOOK V8 Base

	XS	S	M	L	XL
Stack	530.8mm	542.1mm	559mm	579mm	599mm
Reach	359mm	367mm	373mm	381mm	389mm
Stack to Reach Ratio	1.48:1	1.48:1	1.5:1	1.52:1	1.54:1
Seat Tube Length, C-T	460mm	490mm	510mm	530mm	550mm
Top Tube Length, Effective/Horizontal Unknown	498.7mm	530.1mm	541.2mm	555.5mm	569.3mm
Top Tube Slope	10.2deg	8.2deg	7.7deg	7.6deg	7.5deg
Head Tube Angle	70.5deg	71deg	72deg	72.5deg	73deg
Seat Tube Angle	75.25deg	73.25deg	73.25deg	73.25deg	73.25deg
Head Tube Length	120mm	130mm	145mm	165mm	185mm
Bottom Bracket Drop	77mm	77mm	76mm	76mm	74.5mm
Bottom Bracket Height	262mm	262mm	263mm	263mm	264.5mm
Chainstay Length	415mm	451mm	415mm	415mm	451mm
Chainstay Length Horizontal	407.8mm	444.4mm	408mm	408mm	444.8mm
Front-Center	575mm	582mm	585mm	594mm	603mm
Front-Center Horizontal	569.5mm	540.2mm	579.3mm	589.1mm	561.8mm
Wheelbase	977.3mm	984.6mm	987.3mm	997.1mm	1006.6mm
Fork Offset/Rake	47mm	47mm	47mm	47mm	47mm
Fork Length (On-Axis)	378mm	378mm	378mm	378mm	378mm
Trail	70.2mm high	67mm high	60.7mm mid/neutral	57.6mm mid/neutral	54.5mm mid/neutral
Mechanical Trail	66.2mm	63.4mm	57.8mm	54.9mm	52.1mm
Wheel Flop	22.1mm	20.6mm	17.9mm	16.5mm	15.2mm
Standover Height	701mm	728mm	746mm	768mm	790mm
Tire to Pedal Spindle	66mm 170 mm cranks	73mm 170 mm cranks	76mm 170 mm cranks	85mm 170 mm cranks	94mm 170 mm cranks
Pedal Spindle to Ground Clearance	92mm 170 mm cranks	92mm 170 mm cranks	93mm 170 mm cranks	93mm 170 mm cranks	94.5mm 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.

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Geometry