	47	50	52	54	56	58	60
Stack	501.7mm	517.4mm	532.9mm	547.4mm	564.7mm	584.9mm	610.4mm
Reach	367.6mm	374.6mm	380.7mm	386.7mm	393.3mm	400.1mm	407.5mm
Stack to Reach Ratio	1.36:1	1.38:1	1.4:1	1.42:1	1.44:1	1.46:1	1.5:1
Seat Tube Length, C-T	421.4mm	442.1mm	464.5mm	479.7mm	502.9mm	522.4mm	554.2mm
Top Tube Length, Effective/Horizontal Unknown	502.1mm	518.1mm	533.5mm	546.2mm	560.6mm	576.7mm	597.1mm
Top Tube Slope	11.2deg	10.5deg	9.6deg	9.5deg	8.8deg	8.8deg	8.1deg
Head Tube Angle	70.8deg	71.5deg	72.3deg	72.5deg	73.2deg	73.2deg	73.8deg
Seat Tube Angle	75deg	74.5deg	74deg	73.8deg	73.5deg	73.2deg	72.8deg
Head Tube Length	97.5mm	110.1mm	122.2mm	138.8mm	153.3mm	176.5mm	199.5mm
Bottom Bracket Drop	74.7mm	75.1mm	75.1mm	73.1mm	73.1mm	70.8mm	70.9mm
Bottom Bracket Height	261.3mm	260.9mm	260.9mm	262.9mm	262.9mm	265.2mm	265.1mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm	412mm	412mm
Chainstay Length Horizontal	403.1mm	403.1mm	403.1mm	403.4mm	403.4mm	405.9mm	405.9mm
Front-Center	579.3mm	581.4mm	581.1mm	590.3mm	591.7mm	604.8mm	609mm
Front-Center Horizontal	574.5mm	576.5mm	576.2mm	585.8mm	587.2mm	600.6mm	604.9mm
Wheelbase	977.6mm	979.6mm	979.3mm	989.2mm	990.6mm	1006.5mm	1010.7mm
Fork Offset/Rake	55mm	51mm	47mm	47mm	43mm	43mm	39mm
Trail	58.8mm mid/neutral	58.6mm mid/neutral	57.9mm mid/neutral	56.7mm mid/neutral	56.5mm mid/neutral	56.5mm mid/neutral	57mm mid/neutral
Mechanical Trail	55.5mm	55.6mm	55.2mm	54mm	54.1mm	54.1mm	54.7mm
Wheel Flop	18.3mm	17.7mm	16.8mm	16.3mm	15.6mm	15.6mm	15.3mm
Tire to Pedal Spindle	73.3mm 170 mm cranks	75.4mm 170 mm cranks	75.1mm 170 mm cranks	84.3mm 170 mm cranks	85.7mm 170 mm cranks	98.8mm 170 mm cranks	103mm 170 mm cranks
Pedal Spindle to Ground Clearance	91.3mm 170 mm cranks	90.9mm 170 mm cranks	90.9mm 170 mm cranks	92.9mm 170 mm cranks	92.9mm 170 mm cranks	95.2mm 170 mm cranks	95.1mm 170 mm cranks

	47	50	52	54	56	58	60
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	25mm	25mm	25mm	25mm	25mm	25mm	25mm
Tire Outer Diameter	672mm	672mm	672mm	672mm	672mm	672mm	672mm
Bike Length with Tires	1649.6mm	1651.6mm	1651.3mm	1661.2mm	1662.6mm	1678.5mm	1682.7mm

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

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Source:enve.com

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2026/v2 Enve Melee Base

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Stack and Reach vs. Category Trend