2020 Co-Op Cycles DRT 2.1 Base M
Build
650B/27.5 in × 2.8 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Co-Op Cycles DRT 2.1
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 594mm |
| Reach | 453mm |
| Stack to Reach Ratio | 1.31:1 |
| Seat Tube Length, C-T | 430mm |
| Top Tube Length, Effective/Horizontal Center | 623mm |
| Top Tube Slope | 17.5deg |
| Head Tube Angle | 68deg |
| Seat Tube Angle | 72deg |
| Chainstay Length | 435mm |
| Wheelbase | 1158mm |
| Trail | — — |
| Standover Height | 1055.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.8in |
| Tire Outer Diameter | 726.2mm |
| Bike Length with Tires | 1884.2mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.rei.com/product/159856/co-op-cycles-drt-21-bike