2020 LOOK Cycle 765 Optimum Disc

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Features
Disc brake
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

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
523.9mm
551.7mm
569.1mm
586.4mm
Top Tube Slope
9.2deg
9.4deg
9.8deg
9.5deg
9.2deg
Head Tube Angle
70.8deg
70.8deg
72deg
72deg
Seat Tube Angle
74deg
74deg
73deg
73deg
73deg
Head Tube Length
138.6mm
164mm
182.2mm
206.3mm
232.7mm
Bottom Bracket Drop
68mm
68mm
68mm
68mm
68mm
Bottom Bracket Height
271mm
271mm
271mm
271mm
271mm
Chainstay Length
415mm
415mm
415mm
415mm
415mm
Chainstay Length Horizontal
409.4mm
409.4mm
409.4mm
409.4mm
409.4mm
Front-Center
572.9mm
591.1mm
589.9mm
607.1mm
625.2mm
Front-Center Horizontal
568.9mm
587.2mm
586mm
603.3mm
621.5mm
Wheelbase
978.2mm
996.6mm
995.4mm
1012.7mm
1030.9mm
Fork Offset/Rake
50mm
50mm
43mm
43mm
43mm
Fork Length (Axle-To-Crown)
368mm
368mm
368mm
368mm
368mm
Trail
65.1mm
high
65.1mm
high
64.9mm
mid/​neutral
64.9mm
mid/​neutral
Mechanical Trail
61.5mm
61.5mm
61.8mm
61.8mm
Wheel Flop
20.2mm
20.2mm
19.1mm
19.1mm
Standover Height
715mm
736mm
759mm
785mm
809mm
Tire to Pedal Spindle
63.9mm
170 mm cranks
82.1mm
170 mm cranks
80.9mm
170 mm cranks
98.1mm
170 mm cranks
116.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
101mm
170 mm cranks
101mm
170 mm cranks
101mm
170 mm cranks
101mm
170 mm cranks
101mm
170 mm cranks

Disc Build

XS
S
M
L
XL
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
28mm
28mm
28mm
28mm
28mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1656.2mm
1674.6mm
1673.4mm
1690.7mm
1708.9mm
Stem Length
90mm
100mm
110mm
110mm
120mm

Published Sizing Recommendations

Height
164 cm
to
173 cm
171 cm
to
180 cm
178 cm
to
187 cm
185 cm
to

Stack and Reach vs. Category Trend

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.

Learn more about the Upright/Aggressive Scale
Category Trend
Endurance Road
Source:https://www.lookcycle.com/ca-en/products/bikes/road-bikes/endurance/765-optimum-disc-black-glossy-mat