2025 Cannondale Synapse Neo Allroad 2

	XS	SM	MD	LG	XL
Stack	560mm	578mm	605mm	633mm	660mm
Reach	378mm	386mm	394mm	401mm	409mm
Stack to Reach Ratio	1.48:1	1.5:1	1.54:1	1.58:1	1.61:1
Seat Tube Length, C-T	407mm	453mm	499mm	544mm	590mm
Top Tube Length, Effective/Horizontal Unknown	549mm	563mm	579mm	595mm	611mm
Top Tube Length, Actual C-C	526mm	538mm	555mm	571mm	589mm
Top Tube Slope	19deg	15.6deg	13.3deg	11.4deg	9.4deg
Head Tube Angle	70.2deg	71.1deg	72deg	72deg	72deg
Seat Tube Angle	73deg	73deg	73deg	73deg	73deg
Head Tube Length	113mm	129mm	159mm	193mm	222mm
Bottom Bracket Drop	75mm	75mm	70mm	65mm	65mm
Bottom Bracket Height	276mm	276mm	281mm	286mm	286mm
Chainstay Length	450mm	450mm	450mm	450mm	450mm
Chainstay Length Horizontal	443.7mm	443.7mm	444.5mm	445.3mm	445.3mm
Front-Center	610mm	616mm	624mm	641mm	658mm
Front-Center Horizontal	605.3mm	611.3mm	620.5mm	637.7mm	654.7mm
Wheelbase	1049mm	1055mm	1065mm	1083mm	1100mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Trail	73.2mm high	67.3mm high	61.5mm mid/neutral	61.5mm mid/neutral	61.5mm mid/neutral
Mechanical Trail	68.9mm	63.7mm	58.5mm	58.5mm	58.5mm
Wheel Flop	23.3mm	20.6mm	18.1mm	18.1mm	18.1mm
Standover Height	715mm	751mm	795mm	838mm	876mm
Tire to Pedal Spindle	89mm 170 mm cranks	95mm 170 mm cranks	103mm 170 mm cranks	120mm 170 mm cranks	137mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	111mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 2 in

5 ft 6 in

5 ft 5 in

5 ft 9 in

6 ft 0 in

6 ft 3 in

6 ft 9 in

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.cannondale.com/en-us/bikes/electric/e-road/synapse-neo-allroad/synapse-neo-allroad-2-c67134u