2021 Koga Colmaro Extreme L

Build

650B/27.5 in × 47 mm

Insights

Average stack and reach vs trend of all-road/gravel bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
605mm
Reach
388mm
Stack to Reach Ratio
1.56:1
Seat Tube Length, Unknown
550mm
Top Tube Length, Effective/Horizontal Unknown
579mm
Top Tube Slope
8.3deg
Head Tube Angle
71deg
Seat Tube Angle
72.5deg
Head Tube Length
180mm
Bottom Bracket Drop
75mm
Bottom Bracket Height
264mm
Chainstay Length
435mm
Chainstay Length Horizontal
428.5mm
Front-Center
622.6mm
Front-Center Horizontal
618.1mm
Wheelbase
1046.6mm
Fork Offset/Rake
45mm
Trail
69.1mm
high
Mechanical Trail
65.4mm
Wheel Flop
21.3mm
Tire to Pedal Spindle Distance
With 170 mm cranks
113.6mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
94mm

Extreme Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
47mm
Tire Outer Diameter
678mm
Bike Length with Tires
1724.6mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
180 cm
to
190 cm
Source:KOGA Bicycles