2018 Felt Bicycles Breed 20

	47	51	54	56	58	61
Stack	544mm	561mm	575mm	591mm	607mm	626mm
Reach	374mm	379mm	385mm	389mm	394mm	397mm
Stack to Reach Ratio	1.45:1	1.48:1	1.49:1	1.52:1	1.54:1	1.58:1
Seat Tube Length, C-T	440mm	470mm	500mm	520mm	540mm	570mm
Top Tube Length, Effective/Horizontal Center	530mm	540mm	555mm	570mm	585mm	600mm
Top Tube Slope	13.7deg	12.1deg	10.2deg	9.8deg	9.3deg	8.3deg
Head Tube Angle	70deg	70.5deg	70.5deg	71deg	71.5deg	71.5deg
Seat Tube Angle	74deg	74deg	74deg	73deg	73deg	72deg
Head Tube Length	130mm	135mm	150mm	165mm	180mm	200mm
Bottom Bracket Drop	72mm	72mm	72mm	72mm	72mm	72mm
Bottom Bracket Height	267mm	267mm	267mm	267mm	267mm	267mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	413.8mm	413.8mm	413.8mm	413.8mm	413.8mm	413.8mm
Front-Center	603mm	610mm	620mm	625mm	629mm	639mm
Front-Center Horizontal	599.2mm	605.2mm	616.2mm	621.2mm	625.2mm	634.2mm
Wheelbase	1013mm	1019mm	1030mm	1035mm	1039mm	1048mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	400mm	400mm	400mm	400mm	400mm	400mm
Fork Length, Unknown	400mm	400mm	400mm	400mm	400mm	400mm
Trail	70.2mm high	67mm high	67mm high	63.9mm mid/neutral	60.7mm mid/neutral	60.7mm mid/neutral
Mechanical Trail	65.9mm	63.2mm	63.2mm	60.4mm	57.6mm	57.6mm
Wheel Flop	22.6mm	21.1mm	21.1mm	19.7mm	18.3mm	18.3mm
Standover Height	687mm	708mm	737mm	757mm	777mm	805mm
Tire to Pedal Spindle	99mm 165 mm cranks	101mm 170 mm cranks	108.5mm 172.5 mm cranks	111mm 175 mm cranks	115mm 175 mm cranks	125mm 175 mm cranks
Pedal Spindle to Ground Clearance	102mm 165 mm cranks	97mm 170 mm cranks	94.5mm 172.5 mm cranks	92mm 175 mm cranks	92mm 175 mm cranks	92mm 175 mm cranks

	47	51	54	56	58	61
Wheel Size	650B/27.5 in 584 mm BSD	650B/27.5 in 584 mm BSD	650B/27.5 in 584 mm BSD	650B/27.5 in 584 mm BSD	650B/27.5 in 584 mm BSD	650B/27.5 in 584 mm BSD
Tire Width	47mm	47mm	47mm	47mm	47mm	47mm
Tire Outer Diameter	678mm	678mm	678mm	678mm	678mm	678mm
Bike Length with Tires	1691mm	1697mm	1708mm	1713mm	1717mm	1726mm
Crank Length	165mm	170mm	172.5mm	175mm	175mm	175mm
Stem Length	80mm	90mm	100mm	100mm	110mm	120mm

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://feltbicycles.com/collections/breed/products/breed-20-gravel-road-bike

Geometry