2020 Bird Bikes Aeris 145LT / AM160 Base S

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
View all sizes

Geometry

Stack
589mm
Reach
433mm
Stack to Reach Ratio
1.36:1
Seat Tube Length, Unknown
380mm
Top Tube Length, Effective/Horizontal HT Top
580mm
Top Tube Slope
22.7deg
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
743.3mm
Front-Center Horizontal
743.2mm
Wheelbase
1178mm
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
217.8mm
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
1889mm
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