2020 Sonder Colibri AL Base

	Small	Medium	Large	X-Large
Stack	530mm	554mm	580mm	599mm
Reach	375mm	390mm	400mm	405mm
Stack to Reach Ratio	1.41:1	1.42:1	1.45:1	1.48:1
Seat Tube Length, Unknown	460mm	500mm	540mm	580mm
Top Tube Length, Effective/Horizontal Center	532mm	554mm	571mm	582mm
Top Tube Slope	10deg	8deg	6.4deg	4.3deg
Head Tube Angle	72deg	72deg	72.5deg	72.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	120mm	145mm	170mm	190mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	266mm	266mm	266mm	266mm
Chainstay Length	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	414.1mm	414.1mm	414.1mm	414.1mm
Front-Center	581.1mm	603.9mm	616.9mm	627.8mm
Front-Center Horizontal	576.9mm	599.9mm	612.9mm	623.9mm
Wheelbase	991mm	1014mm	1027mm	1038mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Trail	56.6mm mid/neutral	56.6mm mid/neutral	53.5mm mid/neutral	53.5mm mid/neutral
Mechanical Trail	53.8mm	53.8mm	51mm	51mm
Wheel Flop	16.6mm	16.6mm	15.4mm	15.4mm
Standover Height	723mm	754mm	785mm	815mm
Tire to Pedal Spindle	75.1mm 170 mm cranks	97.9mm 170 mm cranks	110.9mm 170 mm cranks	121.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	96mm 170 mm cranks	96mm 170 mm cranks	96mm 170 mm cranks	96mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 2 in

5 ft 7 in

5 ft 6 in

5 ft 10 in

5 ft 9 in

6 ft 2 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://alpkit.com/products/sonder-colibri-al-frame-and-fork