2025 REI Coop DRT 1.1 Base

Design
Flat Bar, Hardtail (Front suspension)
Frame
Aluminum
Suspension
100mm fork travel
Features
Disc brake
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

XXS
XS
S
M
L
XL
Stack
557.2mm
570.8mm
580.2mm
609mm
623mm
641.6mm
Reach
356mm
383mm
410mm
443mm
458mm
481mm
Stack to Reach Ratio
1.57:1
1.49:1
1.42:1
1.37:1
1.36:1
1.33:1
Seat Tube Length, C-T
330mm
360mm
395mm
430mm
465mm
500mm
Top Tube Length, Effective/Horizontal Center
518mm
547mm
576mm
617mm
636mm
665mm
Top Tube Slope
28.2deg
25deg
21.1deg
19.2deg
16.7deg
14.6deg
Head Tube Angle
67.5deg
68.5deg
68.5deg
68.5deg
68.5deg
68.5deg
Seat Tube Angle
74deg
74deg
74deg
74deg
74deg
74deg
Head Tube Length
90mm
100mm
110mm
110mm
125mm
145mm
Bottom Bracket Drop
50mm
50mm
50mm
60mm
60mm
60mm
Bottom Bracket Height
295.3mm
295.3mm
295.3mm
304.3mm
304.3mm
304.3mm
Chainstay Length
440mm
440mm
440mm
455mm
455mm
455mm
Chainstay Length Horizontal
437.2mm
437.2mm
437.2mm
451mm
451mm
451mm
Front-Center
620mm
640mm
670mm
711mm
732mm
762mm
Front-Center Horizontal
617.9mm
637.9mm
667.9mm
709mm
729mm
760mm
Wheelbase
1055mm
1075mm
1105mm
1160mm
1180mm
1211mm
Fork Offset/Rake
46mm
46mm
46mm
46mm
46mm
46mm
Trail
93.3mm
very high
86.6mm
very high
86.6mm
very high
94.1mm
very high
94.1mm
very high
94.1mm
very high
Mechanical Trail
86.2mm
80.6mm
80.6mm
87.5mm
87.5mm
87.5mm
Wheel Flop
33mm
29.5mm
29.5mm
32.1mm
32.1mm
32.1mm
Standover Height
640mm
660mm
677mm
695mm
700mm
705mm
Tire to Pedal Spindle
104.7mm
170 mm cranks
124.7mm
170 mm cranks
154.7mm
170 mm cranks
176.7mm
170 mm cranks
197.7mm
170 mm cranks
227.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
125.3mm
170 mm cranks
125.3mm
170 mm cranks
125.3mm
170 mm cranks
134.3mm
170 mm cranks
134.3mm
170 mm cranks
134.3mm
170 mm cranks

Base Build

XXS
XS
S
M
L
XL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.1in
2.1in
2.1in
2.1in
2.1in
2.1in
Tire Width Max
2.4in
2.4in
2.4in
2.4in
2.4in
2.4in
Tire Outer Diameter
690.7mm
690.7mm
690.7mm
728.7mm
728.7mm
728.7mm
Bike Length with Tires
1745.7mm
1765.7mm
1795.7mm
1888.7mm
1908.7mm
1939.7mm

Published Sizing Recommendations

Height
4 ft 9 in
to
5 ft 0 in
5 ft 0 in
to
5 ft 3 in
5 ft 3 in
to
5 ft 6 in
5 ft 6 in
to
5 ft 9 in
5 ft 9 in
to
6 ft 0 in
6 ft 0 in
to
6 ft 3 in

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Source:https://www.rei.com/product/215761/co-op-cycles-drt-11-mountain-bike