2021 Brother Cycles Kepler Disc Base

	52cm	54cm	56cm	58cm	60cm
Stack	533mm	543mm	562mm	580mm	598mm
Reach	382mm	384mm	388mm	392mm	396mm
Stack to Reach Ratio	1.4:1	1.41:1	1.45:1	1.48:1	1.51:1
Seat Tube Length, C-C	505mm	525mm	545mm	565mm	585mm
Top Tube Length, Effective/Horizontal Unknown	535mm	545mm	560mm	575mm	590mm
Head Tube Angle	71.5deg	71.5deg	72deg	72deg	72deg
Seat Tube Angle	74deg	73.5deg	73deg	72.5deg	72deg
Head Tube Length	95mm	105mm	124mm	142mm	160mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	278mm	278mm	278mm	278mm	278mm
Chainstay Length	430mm	430mm	435mm	435mm	435mm
Chainstay Length Horizontal	424.3mm	424.3mm	429.3mm	429.3mm	429.3mm
Front-Center	588.9mm	593.9mm	599.8mm	609.7mm	618.6mm
Front-Center Horizontal	584.7mm	589.7mm	595.7mm	605.7mm	614.7mm
Wheelbase	1009mm	1014mm	1025mm	1035mm	1044mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	400mm	400mm	400mm	400mm	400mm
Trail	69mm high	69mm high	65.8mm high	65.8mm high	65.8mm high
Mechanical Trail	65.4mm	65.4mm	62.5mm	62.5mm	62.5mm
Wheel Flop	20.8mm	20.8mm	19.3mm	19.3mm	19.3mm
Tire to Pedal Spindle	70.9mm 170 mm cranks	75.9mm 170 mm cranks	81.8mm 170 mm cranks	91.7mm 170 mm cranks	100.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 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

Source:https://www.brothercycles.com/shop/bikes/kepler-disc-complete/

Geometry