2019 OPEN Cycle U.P. Base S

Build

650B/27.5 in × 2.1 in

Insights

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

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
522mm
Reach
365mm
Stack to Reach Ratio
1.43:1
Seat Tube Length, C-T
520mm
Top Tube Length, Effective/Horizontal HT Top
528mm
Top Tube Slope
2.9deg
Head Tube Angle
69.5deg
Seat Tube Angle
72.5deg
Head Tube Length
105mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
275.3mm
Chainstay Length
420mm
Chainstay Length Horizontal
414.1mm
Front-Center
592mm
Front-Center Horizontal
587.9mm
Wheelbase
1002mm
Fork Offset/Rake
50mm
Trail
75.7mm
high
Mechanical Trail
70.9mm
Wheel Flop
24.8mm
Standover Height
743mm
Tire to Pedal Spindle Distance
With 170 mm cranks
76.7mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
105.3mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.1in
Tire Outer Diameter
690.7mm
Bike Length with Tires
1692.7mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Carbon/Composite
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
5 ft 2 in
to
5 ft 8 in
Source:https://opencycle.com/UP