2020 Bird Bikes Aeris 145LT / AM160 Base M
Build
650B/27.5 in × 2.5 in
Insights
Somewhat aggressive stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 589mm |
| Reach | 458mm |
| Stack to Reach Ratio | 1.29:1 |
| Seat Tube Length, Unknown | 410mm |
| Top Tube Length, Effective/Horizontal HT Top | 605mm |
| Top Tube Slope | 18.9deg |
| Head Tube Angle | 64.3deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 12mm |
| Bottom Bracket Height | 343.5mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 434.8mm |
| Front-Center | 768.3mm |
| Front-Center Horizontal | 768.2mm |
| Wheelbase | 1203mm |
| Fork Offset/Rake | 29.3mm |
| Fork Length (Axle-To-Crown) | 542mm |
| Trail | 138.6mm very high |
| Mechanical Trail | 124.9mm |
| Wheel Flop | 54.2mm |
| Standover Height | 699mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 242.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 173.5mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1914mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 160mm |
| Rear Travel | 160mm |
| Suspension Sag | 30% |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.bird.bike/wp-content/uploads/2019/05/Aeris-AM160-2020-Technical-Data-Sheet.svg