	S	M	M+	L	XL	XXL
Stack	602mm	629mm	629mm	629mm	638mm	647mm
Reach	425mm	450mm	465mm	485mm	515mm	545mm
Stack to Reach Ratio	1.42:1	1.4:1	1.35:1	1.3:1	1.24:1	1.19:1
Seat Tube Length, C-T	375mm	410mm	430mm	440mm	480mm	510mm
Top Tube Length, Effective/Horizontal HT Top	571mm	596mm	611mm	628mm	663mm	690mm
Head Tube Angle	64.1deg	64.1deg	64.1deg	64.1deg	64.1deg	64.1deg
Effective Seat Tube Angle, Unknown	77.2deg	77.2deg	77.2deg	77.2deg	77.2deg	77.2deg
Head Tube Length	110mm	110mm	110mm	110mm	120mm	130mm
Bottom Bracket Drop	28mm	28mm	28mm	28mm	28mm	28mm
Bottom Bracket Height	344mm	344mm	344mm	344mm	344mm	344mm
Chainstay Length	455mm	455mm	455mm	455mm	455mm	455mm
Chainstay Length Horizontal	454.1mm	454.1mm	454.1mm	454.1mm	454.1mm	454.1mm
Front-Center	749.4mm	774.4mm	793.4mm	806.4mm	844.3mm	874.3mm
Front-Center Horizontal	748.9mm	773.9mm	792.9mm	805.9mm	843.9mm	873.9mm
Wheelbase	1203mm	1228mm	1247mm	1260mm	1298mm	1328mm
Fork Offset/Rake	44mm	44mm	44mm	44mm	44mm	44mm
Trail	131.7mm very high	131.7mm very high	131.7mm very high	131.7mm very high	131.7mm very high	131.7mm very high
Mechanical Trail	118.5mm	118.5mm	118.5mm	118.5mm	118.5mm	118.5mm
Wheel Flop	51.8mm	51.8mm	51.8mm	51.8mm	51.8mm	51.8mm
Standover Height	820mm	825mm	832mm	839mm	843mm	862mm
Tire to Pedal Spindle	207.4mm 170 mm cranks	232.4mm 170 mm cranks	251.4mm 170 mm cranks	264.4mm 170 mm cranks	302.4mm 170 mm cranks	332.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	174mm 170 mm cranks	174mm 170 mm cranks	174mm 170 mm cranks	174mm 170 mm cranks	174mm 170 mm cranks	174mm 170 mm cranks

	S	M	M+	L	XL	XXL
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	2.4in	2.4in	2.4in	2.4in	2.4in	2.4in
Tire Width Max	2.6in	2.6in	2.6in	2.6in	2.6in	2.6in
Tire Outer Diameter	743.9mm	743.9mm	743.9mm	743.9mm	743.9mm	743.9mm
Bike Length with Tires	1946.9mm	1971.9mm	1990.9mm	2003.9mm	2041.9mm	2071.9mm

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

2027 Starling Cycles Murmur V3 170mm Fork

Geometry