2020 Veloheld AlleyX Base

	S	M	L	XL
Stack	563mm	584mm	609mm	630mm
Reach	385mm	400mm	420mm	435mm
Stack to Reach Ratio	1.46:1	1.46:1	1.45:1	1.45:1
Seat Tube Length, C-T	490mm	520mm	550mm	580mm
Top Tube Length, Effective/Horizontal HT Top	553mm	572mm	606mm	628mm
Top Tube Slope	10.1deg	8.9deg	8.1deg	7.1deg
Head Tube Angle	71deg	71.5deg	72deg	72.5deg
Seat Tube Angle	73.5deg	73.5deg	73deg	73deg
Head Tube Length	130mm	150mm	175mm	195mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	281mm	281mm	281mm	281mm
Chainstay Length	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	429.3mm	429.3mm	429.3mm	429.3mm
Front-Center	612.7mm	628.6mm	652.4mm	668.4mm
Front-Center Horizontal	608.7mm	624.7mm	648.7mm	664.7mm
Wheelbase	1038mm	1054mm	1078mm	1094mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Trail	68mm high	64.7mm mid/neutral	61.5mm mid/neutral	58.2mm mid/neutral
Mechanical Trail	64.3mm	61.4mm	58.5mm	55.6mm
Wheel Flop	20.9mm	19.5mm	18.1mm	16.7mm
Tire to Pedal Spindle	91.7mm 170 mm cranks	107.6mm 170 mm cranks	131.4mm 170 mm cranks	147.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks

Published Sizing Recommendations

Height

163 cm

173 cm

183 cm

182 cm

188 cm

195 cm

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.veloheld.de/veloheld-alleyx