2019, November Rivendell Bicycle Works Atlantis Base 53

Build

650B/27.5 in × 2.2 in

Insights

Very aggressive stack and reach vs trend of touring bikes
Design deviates from other sizes of Rivendell Bicycle Works Atlantis
Bar type unusual for category
This: Swept Back Bar
Category: Drop Bar
vs touring bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
564.8mm
Reach
410.2mm
Stack to Reach Ratio
1.38:1
Seat Tube Length, C-T
530mm
Top Tube Length, Effective/Horizontal Center
595mm
Top Tube Length, Actual C-C
578.5mm
Top Tube Slope
6deg
Head Tube Angle
70deg
Seat Tube Angle
72deg
Bottom Bracket Drop
68mm
Bottom Bracket Height
279.9mm
Chainstay Length
525mm
Chainstay Length Horizontal
520.6mm
Front-Center
661mm
Front-Center Horizontal
657.5mm
Wheelbase
1178.1mm
Fork Offset/Rake
62mm
Trail
60.6mm
mid/​neutral
Mechanical Trail
57mm
Wheel Flop
19.5mm
Tire to Pedal Spindle Distance
With 170 mm cranks
143.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
109.9mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.2in
Tire Outer Diameter
695.8mm
Bike Length with Tires
1873.8mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Swept Back Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Rim

Published Sizing Recommendations

PBH
83 cm
to
87 cm
Source:https://www.rivbike.com/pages/geometry (Updated November 2019)