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Bird Aeris 9 2022


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Geometry

  M 160 M 170 M 180 M/L 160 M/L 170 M/L 180 L 160 L 170 L 180 XL 160 XL 170 XL 180
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Reach 406 389 529 479 397 569 515 524 484 550 556 476
Stack 499 589 588 598 511 644 746 622 670 760 673 662
Top Tube (effective) 656 687 608 715 704 729 772 534 674 620 614 591
Seat Tube C-T 364 365 433 496 494 432 480 403 483 397 517 495
Head Angle 75 72 64 56 65 67 57 52 57 56 70 56
Seat Angle 62 74 88 63 65 82 76 76 91 77 83 75
Head Tube 86 99 101 94 109 114 135 118 116 117 124 140
Chainstay 364 459 482 417 406 403 433 388 505 524 498 370
Wheelbase 1123 1343 1193 1082 1068 1132 1113 1303 1355 1415 1166 1533
Standover 747 578 668 726 748 607 629 584 710 660 653 757
BB Height 335 347 407 333 329 393 343 384 373 304 401 310
BB Type 62 58 82 61 86 69 64 82 78 62 73 61
Fork Rake / Offset 48 40 36 43 45 39 41 44 35 48 34 45
Fork Length (A2C) 656 535 706 559 584 525 463 628 642 609 679 660
Seatpost Diameter 27 33 32 33 25 29 32 27 28 27 36 28
Axle Spacing 129 165 149 123 148 169 149 151 164 155 126 151
Wheel Size 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29"
Tyre Max Width 59 76 68 63 58 53 60 55 55 76 64 75
Max Post Insertion 233 266 290 330 337 305 262 309 322 329 373 349
Front Travel 135 144 149 128 201 193 140 141 157 175 164 158
Rear Travel 133 158 184 157 189 170 151 180 165 171 155 134
Shock Size 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65 230 x 65
Headset Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56 Tapered ZS44 / ZS56
Seat Clamp 37 36 34 31 30 41 39 37 36 28 29 37
Frame Weight 4 2 3 4 3 3 4 3 3 4 4 3
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.

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