	48	51	54	56	58
Stack	473mm	501mm	520mm	544mm	569mm
Reach	381mm	389mm	405mm	426mm	447mm
Stack to Reach Ratio	1.24:1	1.29:1	1.28:1	1.28:1	1.27:1
Seat Tube Length, C-T	496mm	525mm	546mm	571mm	598mm
Top Tube Length, Effective/Horizontal Center	468mm	486mm	510mm	541mm	573mm
Top Tube Slope	-1.8deg	-1.7deg	-1.7deg	-1.5deg	-1.5deg
Head Tube Angle	71.5deg	71.5deg	72deg	72deg	72deg
Seat Tube Angle	79.5deg	79deg	78.5deg	78deg	77.5deg
Head Tube Length	67.5mm	96mm	111mm	136mm	163mm
Bottom Bracket Drop	72mm	72mm	72mm	72mm	72mm
Bottom Bracket Height	243mm	262mm	262mm	262mm	262mm
Chainstay Length	408.5mm	408.5mm	408.5mm	408.5mm	408.5mm
Chainstay Length Horizontal	402.1mm	402.1mm	402.1mm	402.1mm	402.1mm
Front-Center	572mm	589mm	602mm	630mm	659mm
Front-Center Horizontal	567.4mm	584.4mm	597.4mm	626.4mm	655.4mm
Wheelbase	969.5mm	986.5mm	999.5mm	1028.5mm	1057.5mm
Fork Offset/Rake	50mm	50mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	376mm	376mm	376mm	376mm	376mm
Trail	52.7mm mid/neutral	59mm mid/neutral	61.2mm mid/neutral	61.2mm mid/neutral	61.2mm mid/neutral
Mechanical Trail	50mm	56mm	58.2mm	58.2mm	58.2mm
Wheel Flop	15.9mm	17.8mm	18mm	18mm	18mm
Tire to Pedal Spindle	87mm 170 mm cranks	85mm 170 mm cranks	98mm 170 mm cranks	126mm 170 mm cranks	155mm 170 mm cranks
Pedal Spindle to Ground Clearance	73mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks

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

2020 Felt Bicycles IA FRD Disc

Geometry