2020 REI Coop DRT 3.1 Base XL

Build

650B/27.5 in × 2.8 in

Insights

Somewhat aggressive stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of REI Coop DRT 3.1
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
627mm
Reach
500mm
Stack to Reach Ratio
1.25:1
Seat Tube Length, C-T
500mm
Top Tube Length, Effective/Horizontal Center
672mm
Top Tube Slope
12.9deg
Head Tube Angle
67deg
Seat Tube Angle
75deg
Bottom Bracket Drop
113.1mm
Bottom Bracket Height
250mm
Chainstay Length
441mm
Chainstay Length Horizontal
426.3mm
Front-Center
827.5mm
Front-Center Horizontal
819.8mm
Wheelbase
1246mm
Fork Offset/Rake
46mm
Trail
104.2mm
very high
Mechanical Trail
95.9mm
Wheel Flop
37.5mm
Standover Height
799mm
Tire to Pedal Spindle Distance
With 170 mm cranks
294.4mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
80mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.8in
Tire Outer Diameter
726.2mm
Bike Length with Tires
1972.2mm
Suspension Type
Full suspension
Bar Type
Flat Bar
Fork Travel
140mm
Rear Travel
130mm
Suspension Sag
Unknown
Frame Material
Aluminum
Fork Material
Unknown
Brake Type
Disc

Published Sizing Recommendations

Height
6 ft 0 in
to
6 ft 3 in
Source:https://www.rei.com/product/180587/co-op-cycles-drt-31-bike