	XXS/47	XS/49	S/52	M/54	L/56	XL/58	XXL/61
Stack	517.8mm	529.1mm	551.6mm	572.4mm	593.3mm	613.6mm	632.7mm
Reach	376mm	383mm	387mm	391mm	385mm	399mm	406mm
Stack to Reach Ratio	1.38:1	1.38:1	1.43:1	1.46:1	1.54:1	1.54:1	1.56:1
Seat Tube Length, C-T	470mm	490mm	520mm	540mm	560mm	580mm	610mm
Seat Tube Length, C-C	430mm	450mm	480mm	500mm	520mm	540mm	570mm
Top Tube Length, Effective/Horizontal HT Top	515mm	525mm	540mm	554mm	569mm	583mm	596mm
Top Tube Slope	7.3deg	6.3deg	5.5deg	5.6deg	5.9deg	5.9deg	4.8deg
Head Tube Angle	70.5deg	71deg	72deg	72.5deg	73deg	73.3deg	73.3deg
Seat Tube Angle	75deg	75deg	74.5deg	74deg	73.5deg	73.1deg	73deg
Head Tube Length	93mm	103mm	123mm	143mm	163mm	183mm	203mm
Bottom Bracket Drop	67.7mm	67.7mm	67.7mm	67.7mm	67.7mm	67.7mm	67.7mm
Bottom Bracket Height	275.3mm	275.3mm	275.3mm	275.3mm	275.3mm	275.3mm	275.3mm
Chainstay Length	425mm	425mm	425mm	425mm	427mm	427mm	427mm
Chainstay Length Horizontal	419.6mm	419.6mm	419.6mm	419.6mm	421.6mm	421.6mm	421.6mm
Front-Center	585.9mm	592.2mm	594.3mm	600.1mm	605.5mm	612.5mm	625.1mm
Front-Center Horizontal	581.9mm	588.3mm	590.4mm	596.2mm	601.7mm	608.7mm	621.4mm
Wheelbase	1001.5mm	1007.9mm	1010mm	1015.8mm	1023.3mm	1030.3mm	1043mm
Fork Offset/Rake	43.9mm	43.9mm	43.9mm	44mm	53.6mm	44mm	44mm
Trail	74.9mm high	71.7mm high	65.3mm high	62.1mm mid/neutral	48.9mm mid/neutral	57mm mid/neutral	57mm mid/neutral
Mechanical Trail	70.6mm	67.8mm	62.1mm	59.2mm	46.7mm	54.6mm	54.6mm
Wheel Flop	23.6mm	22.1mm	19.2mm	17.8mm	13.7mm	15.7mm	15.7mm
Standover Height	735mm	754mm	780mm	800mm	820mm	840mm	864mm
Tire to Pedal Spindle	72.9mm 170 mm cranks	79.2mm 170 mm cranks	81.3mm 170 mm cranks	87.1mm 170 mm cranks	92.5mm 170 mm cranks	99.5mm 170 mm cranks	112.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	105.3mm 170 mm cranks	105.3mm 170 mm cranks	105.3mm 170 mm cranks	105.3mm 170 mm cranks	105.3mm 170 mm cranks	105.3mm 170 mm cranks	105.3mm 170 mm cranks

	XXS/47	XS/49	S/52	M/54	L/56	XL/58	XXL/61
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	700C/29 in 622 mm BSD
Tire Width	32mm	32mm	32mm	32mm	32mm	32mm	32mm
Tire Width Max	35mm	35mm	35mm	35mm	35mm	35mm	35mm
Tire Outer Diameter	686mm	686mm	686mm	686mm	686mm	686mm	686mm
Bike Length with Tires	1687.5mm	1693.9mm	1696mm	1701.8mm	1709.3mm	1716.3mm	1729mm
Stem Length	83mm	83mm	93mm	103mm	103mm	113mm	113mm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

Endurance Road

Source:www.scott-sports.com

Suggest Bike Edit

2026 Scott Speedster Base

Geometry

Base Build

Stack and Reach vs. Category Trend