2022 Diamondback Bicycles Union 1 MD 5'7" - 5'10"
Build
650B/27.5 in × 2.4 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 612mm |
| Reach | 408mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, C-T | 430mm |
| Top Tube Length, Effective/Horizontal Center | 595mm |
| Top Tube Slope | 20.6deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 65mm |
| Bottom Bracket Height | 288mm |
| Chainstay Length | 470mm |
| Chainstay Length Horizontal | 465.5mm |
| Front-Center | 662.7mm |
| Front-Center Horizontal | 659.5mm |
| Wheelbase | 1125mm |
| Fork Offset/Rake | 50mm |
| Fork Length, Unknown | 440mm |
| Trail | 75.3mm high |
| Mechanical Trail | 70.7mm |
| Wheel Flop | 24.2mm |
| Standover Height | 750mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 139.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 118mm |
1 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1830.9mm |
| Crank Length | 170mm |
| Handlebar Width | 700mm |
| Stem Length | 80mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
| Features | E-bike |
Source:https://www.diamondback.com/bikes/road-gravel-bikes/ebike/union-1-4664