Bird Zero AM MK3 (Boost) 2018

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Geometry

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  S M ML L XL
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Reach 505 478 391 448 558
Stack 552 578 663 585 731
Top Tube (effective) 539 687 526 614 665
Seat Tube C-T 321 388 421 396 503
Head Angle 52 54 58 60 60
Seat Angle 62 84 82 78 83
Head Tube 90 125 111 101 134
Chainstay 502 436 449 419 382
Wheelbase 1062 1121 1395 1325 1046
BB Drop 42 38 52 50 38
BB Height 293 361 331 304 301
BB Type 73 BSA Threaded 73 BSA Threaded 73 BSA Threaded 73 BSA Threaded 73 BSA Threaded
Fork Length (A2C) 522 440 575 533 496
Seatpost Diameter 30 37 35 35 25
Axle Spacing Boost 148x12 Boost 148x12 Boost 148x12 Boost 148x12 Boost 148x12
Wheel Size 23 27 29 32 29
Tyre Max Width 27.5" x 2.8" 27.5" x 2.8" 27.5" x 2.8" 27.5" x 2.8" 27.5" x 2.8"
Stem Length 38 46 46 38 42
Front Travel 150/160 150/160 150/160 150/160 150/160
Rear Travel Hardtail Hardtail Hardtail Hardtail Hardtail
Rider Height 0-165 161-174 170-180 178-193 188+
Headset ZS44/ZS56 ZS44/ZS56 ZS44/ZS56 ZS44/ZS56 ZS44/ZS56
Seat Clamp 36 34 28 38
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Note: Static (not sagged) geometry with 150mm fork. 160 fork also available.

Measurements are in millimeters and degrees.

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