2020 Louis Garneau Beacon Base

	370	420	470	520
Stack	537mm	537mm	546.5mm	546.5mm
Reach	386mm	406mm	423.1mm	443.1mm
Stack to Reach Ratio	1.39:1	1.32:1	1.29:1	1.23:1
Seat Tube Length, C-T	370mm	420mm	470mm	520mm
Top Tube Length, Effective/Horizontal Unknown	545mm	565mm	585mm	605mm
Top Tube Slope	20.4deg	14.3deg	9.8deg	4.6deg
Head Tube Angle	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	140mm	140mm	150mm	150mm
Bottom Bracket Drop	45mm	45mm	45mm	45mm
Bottom Bracket Height	279mm	279mm	279mm	279mm
Chainstay Length	436mm	436mm	436mm	436mm
Chainstay Length Horizontal	433.7mm	433.7mm	433.7mm	433.7mm
Front-Center	599.7mm	619.6mm	640mm	659.9mm
Front-Center Horizontal	598mm	618mm	638.3mm	658.3mm
Wheelbase	1031.7mm	1051.7mm	1072mm	1092mm
Fork Offset/Rake	45mm	45mm	45mm	45mm
Trail	60.9mm mid/neutral	60.9mm mid/neutral	60.9mm mid/neutral	60.9mm mid/neutral
Mechanical Trail	57.8mm	57.8mm	57.8mm	57.8mm
Wheel Flop	18.3mm	18.3mm	18.3mm	18.3mm
Standover Height	647.7mm	688mm	729mm	766.7mm
Tire to Pedal Spindle	105.8mm 170 mm cranks	125.7mm 170 mm cranks	141.1mm 175 mm cranks	161mm 175 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	109mm 170 mm cranks	104mm 175 mm cranks	104mm 175 mm cranks

Published Sizing Recommendations

Height

150 cm

165 cm

160 cm

175 cm

170 cm

185 cm

180 cm

195 cm

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.

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Source:https://louisgarneausports.com/beacon9.0.html