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Bird Aether 9C Frame

Bird Aether 9C (Gloss Raw Carbon)
 Bird Aether 9C Frame  Bird Aether 9C Frame  Bird Aether 9C Frame  Bird Aether 9C Frame  Bird Aether 9C Frame  Bird Aether 9C Frame
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Product Bird Aether 9C Frame
Riding Type Trail, Enduro / All-Mountain
Rider Unisex
Sizes and Geometry
MD, ML, LG, XL View Geometry
Top Tube Length 605mm 630mm 655mm 680mm
Head Tube Angle 65° 65° 65° 65°
Head Tube Length 110mm 120mm 130mm 140mm
Seat Tube Angle 76.5° 77.0° 77.5° 78.0°
Seat Tube Length 395mm 420mm 445mm 480mm
Bottom Bracket Height 330mm (40mm drop) 330mm (40mm drop) 330mm (40mm drop) 330mm (40mm drop)
Chainstay Length 430mm 430mm 430mm 430mm
Wheelbase 1202mm 1235mm 1268mm 1301mm
Standover 707mm 707mm 707mm 707mm
Reach 455mm 484mm 512mm 541mm
Stack 625mm 634mm 643mm 652mm
* Additional Info All specifications listed are with 140mm travel fork with 551mm axle-to-crown and 42mm offset. Head Tube Angle and Bottom Bracket Height given for static (non-sagged) position.
Wheel Size 29"
Frame Material Carbon Fiber
Frame Material Details Molded chainstay and down tube protection
Rear Travel 130mm
Rear Shock 210mm x 55mm
RockShox options: Deluxe Select+ RT, Deluxe Ultimate RCT
Head Tube Diameter Tapered, 1.125" top, 1.5" bottom
Bottom Bracket 73mm BSA threaded
Rear Dropout / Hub Dimensions 148x12mm Boost
Front Derailleur Size N/A (1x-specific)
Seatpost Diameter
Max Tire Size 29" x 2.6"
Bottle Cage Mounts One inside front triangle
Colors Gloss Raw Carbon, Flatcap Green
Warranty Lifetime frame, 2 years paint
  • 6 lb 2.1 oz (2,780 g)
  • 6 lb 3.1 oz (2,810 g)
  • 6 lb 4.2 oz (2,840 g)
  • 6 lb 5.2 oz (2,870 g)
Miscellaneous • 2020-2021 version
• UK prices start at 1700 GBP
• Multiple customizations options for many components available at Bird website
• Internally guided cable routing, with internal y-connector to allow rear brake routing on either side
• Designed for 130-150mm forks
• SRAM UDH (Universal Derailleur Hanger)
Price $2,301.13
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