2021 Koga Colmaro Extreme XL

Build

650B/27.5 in × 47 mm

Insights

Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Koga Colmaro

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
636mm
Reach
389mm
Stack to Reach Ratio
1.63:1
Seat Tube Length, Unknown
600mm
Top Tube Length, Effective/Horizontal Unknown
596mm
Top Tube Slope
6.5deg
Head Tube Angle
71.5deg
Seat Tube Angle
72deg
Head Tube Length
210mm
Bottom Bracket Drop
75mm
Bottom Bracket Height
264mm
Chainstay Length
435mm
Chainstay Length Horizontal
428.5mm
Front-Center
628.7mm
Front-Center Horizontal
624.2mm
Wheelbase
1052.7mm
Fork Offset/Rake
45mm
Trail
66mm
high
Mechanical Trail
62.6mm
Wheel Flop
19.9mm
Tire to Pedal Spindle Distance
With 170 mm cranks
119.7mm
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
1730.7mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
188 cm
to
Source:KOGA Bicycles