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Bird Zero TR Frame

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Product Bird Zero TR Frame
Riding Type Cross Country, Trail
Rider Unisex
Sizes and Geometry
XS, SM, MD, LG, XL View Geometry
Top Tube Length 575mm 600mm 625mm 650mm 675mm
Head Tube Angle 66.2° 66.2° 66.2° 66.2° 66.2°
Head Tube Length 110mm 110mm 120mm 120mm 130mm
Seat Tube Angle 74° 74° 74° 74° 74°
Seat Tube Length 380mm 410mm 440mm 470mm 500mm
Bottom Bracket Height 305mm (45mm drop) 305mm (45mm drop) 305mm (45mm drop) 305mm (45mm drop) 305mm (45mm drop)
Chainstay Length 430mm 430mm 430mm 430mm 430mm
Wheelbase 1123mm 1148mm 1174mm 1204mm 1238mm
Standover 631mm 658mm 685mm 711mm 738mm
Reach 400mm 425mm 447mm 472mm 495mm
Stack 610mm 610mm 619mm 619mm 628mm
* Additional Info All specifications listed are with 130mm travel fork with 522mm axle-to-crown length and 42mm offset. Head Tube Angle, Seat Tube Angle, and Bottom Bracket Height given for static (non-sagged) position.
Wheel Size 27.5" (650b)
Frame Material Aluminum
Frame Material Details 6066-T6 alloy tubeset
Rear Travel Hardtail
Rear Shock N/A
Head Tube Diameter Tapered, 1.125" top, 1.5" bottom
Bottom Bracket 73mm threaded
Rear Dropout / Hub Dimensions 142x12mm
Front Derailleur Size Clamp-on, side swing; 34.9mm outer seat tube diameter
Seatpost Diameter 31.6mm
Max Tire Size 27.5" x 2.5"
ISCG Tabs No
Bottle Cage Mounts Yes (single)
Colors Candy Blue, Tangerine Orange, Lime Green
Warranty Lifetime frame, 2 years paint and Bird components
Weight 3 lb 15.5 oz (1,800 g)
Miscellaneous 2017-2020 version
UK price: 400 GBP
External cable routing with internal dropper seatpost routing
160mm post-mount rear brake tabs
Designed for 130mm travel forks
Weight given for size M frame
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