Somewhat aggressive stack and reachvs category

	Extra Small	Small	Medium	Large	Extra Large
Stack	508mm	522mm	550mm	563mm	587mm
Reach	373mm	380mm	382mm	387mm	400mm
Stack to Reach Ratio	1.36:1	1.37:1	1.44:1	1.45:1	1.47:1
Seat Tube Length, C-T	480mm	510mm	540mm	560mm	590mm
Top Tube Length, Effective/Horizontal Center	514mm	525mm	540mm	554mm	579mm
Top Tube Slope	5.2deg	3.4deg	3.3deg	2.7deg	2.3deg
Head Tube Angle	70.5deg	70.5deg	71.5deg	72.5deg	72.5deg
Seat Tube Angle	74.5deg	74.5deg	74deg	73.5deg	73deg
Head Tube Length	100mm	115mm	140mm	150mm	175mm
Bottom Bracket Drop	68mm	68mm	68mm	68mm	68mm
Bottom Bracket Height	275mm	275mm	275mm	275mm	275mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.6mm	424.6mm	424.6mm	424.6mm	424.6mm
Front-Center	582.4mm	594.3mm	597.3mm	606.2mm	615.2mm
Front-Center Horizontal	578.4mm	590.4mm	593.4mm	602.4mm	611.4mm
Wheelbase	1003mm	1015mm	1018mm	1027mm	1036mm
Fork Offset/Rake	46.8mm	46.8mm	47.6mm	56.6mm	45.6mm
Trail	71.9mm high	71.8mm high	64.6mm mid/neutral	48.8mm mid/neutral	60.4mm mid/neutral
Mechanical Trail	67.7mm	67.7mm	61.3mm	46.6mm	57.6mm
Wheel Flop	22.6mm	22.6mm	19.5mm	14mm	17.3mm
Tire to Pedal Spindle	69.4mm 170 mm cranks	81.3mm 170 mm cranks	84.3mm 170 mm cranks	93.2mm 170 mm cranks	102.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	105mm 170 mm cranks	105mm 170 mm cranks	105mm 170 mm cranks	105mm 170 mm cranks	105mm 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

2022 Cinelli Nemo Tig Gravel Base

Geometry