2020 CHIRU VAGUS Base

	XS	S	M	L	XL
Stack	535mm	554mm	580mm	600mm	622mm
Reach	370mm	379mm	385mm	390mm	400mm
Stack to Reach Ratio	1.45:1	1.46:1	1.51:1	1.54:1	1.56:1
Seat Tube Length, C-T	—	—	—	—	560mm
Seat Tube Length, Unknown	475mm	500mm	530mm	540mm	—
Top Tube Length, Effective/Horizontal Center	520mm	535mm	550mm	570mm	—
Top Tube Length, Effective/Horizontal Unknown	—	—	—	—	590mm
Top Tube Slope	8.8deg	8.1deg	7.6deg	8.6deg	8.7deg
Head Tube Angle	70.25deg	70.5deg	71deg	71.5deg	72.5deg
Seat Tube Angle	75deg	74.25deg	73.5deg	73.25deg	73deg
Head Tube Length	120mm	135mm	160mm	180mm	200mm
Bottom Bracket Drop	71mm	70mm	70mm	70mm	68mm
Bottom Bracket Height	282mm	283mm	283mm	283mm	285mm
Chainstay Length	428mm	430mm	430mm	433mm	433mm
Chainstay Length Horizontal	422.1mm	424.3mm	424.3mm	427.3mm	427.6mm
Front-Center	602.1mm	606.8mm	609.8mm	623.6mm	631.1mm
Front-Center Horizontal	597.9mm	602.7mm	605.7mm	619.7mm	627.4mm
Wheelbase	1020mm	1027mm	1030mm	1047mm	1055mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm	—
Fork Length, Unknown	—	—	—	—	395mm
Trail	73.6mm high	72mm high	68.7mm high	65.4mm high	58.9mm mid/neutral
Mechanical Trail	69.3mm	67.8mm	64.9mm	62mm	56.2mm
Wheel Flop	23.4mm	22.6mm	21.1mm	19.7mm	16.9mm
Tire to Pedal Spindle	79.1mm 170 mm cranks	83.8mm 170 mm cranks	86.8mm 170 mm cranks	100.6mm 170 mm cranks	108.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	112mm 170 mm cranks	113mm 170 mm cranks	113mm 170 mm cranks	113mm 170 mm cranks	115mm 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:http://www.chirubikes.com/frames-vagus

Geometry