2023 LOOK Cycle 765 Optimum+ Base

	XS	S	M	L	XL
Stack	530mm	554mm	578mm	602mm	626mm
Reach	355mm	365mm	375mm	385mm	395mm
Stack to Reach Ratio	1.49:1	1.52:1	1.54:1	1.56:1	1.58:1
Seat Tube Length, C-T	470mm	490mm	510mm	535mm	560mm
Top Tube Length, Effective/Horizontal HT Top	507mm	524mm	552mm	569mm	586.5mm
Top Tube Slope	9.2deg	9.4deg	9.8deg	9.5deg	9.2deg
Head Tube Angle	70.3deg	70.3deg	70.3deg	70.3deg	70.3deg
Seat Tube Angle	74deg	74deg	73deg	73deg	73deg
Head Tube Length	111.5mm	137mm	162.5mm	188mm	213.5mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	271mm	271mm	271mm	271mm	271mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	414.1mm	414.1mm	414.1mm	414.1mm	414.1mm
Front-Center	577mm	595.5mm	614mm	632.5mm	651mm
Front-Center Horizontal	572.7mm	591.4mm	610mm	628.6mm	647.2mm
Wheelbase	986.9mm	1005.5mm	1024.1mm	1042.7mm	1061.4mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Fork Length, Unknown	395mm	395mm	395mm	395mm	395mm
Trail	69mm high	69mm high	69mm high	69mm high	69mm high
Mechanical Trail	65mm	65mm	65mm	65mm	65mm
Wheel Flop	21.9mm	21.9mm	21.9mm	21.9mm	21.9mm
Standover Height	740mm	764mm	788mm	812mm	836mm
Tire to Pedal Spindle	66mm 170 mm cranks	84.5mm 170 mm cranks	100.5mm 172.5 mm cranks	119mm 172.5 mm cranks	135mm 175 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	101mm 170 mm cranks	98.5mm 172.5 mm cranks	98.5mm 172.5 mm cranks	96mm 175 mm cranks

Published Sizing Recommendations

Height

—

164 cm

173 cm

171 cm

180 cm

178 cm

187 cm

185 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.

Category Trend

Source:https://www.lookcycle.com/fr-fr/produits/velos/route/endurance/765-optimum-metallic-blue-glossy