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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 371 454 460 561 581 577 486 568 538 503 634 603
Stack 494 726 713 584 562 630 556 709 523 701 552 685
Top Tube (effective) 643 568 580 535 719 546 770 610 666 780 701 742
Seat Tube C-T 334 451 386 391 407 500 470 443 395 398 487 423
Head Angle 68 74 57 70 67 59 74 70 58 55 64 69
Seat Angle 85 89 61 87 82 81 83 83 80 86 83 76
Head Tube 83 113 100 101 125 93 99 134 108 126 143 149
Chainstay 456 487 487 360 409 520 374 374 467 504 524 437
Wheelbase 1152 1312 1139 1250 1332 1429 1163 1455 1051 1478 1213 1485
Standover 782 551 697 771 651 592 623 662 743 803 667 635
BB Height 366 400 277 365 399 313 345 336 415 305 293 284
BB Type 85 84 63 63 60 60 58 60 87 79 78 74
Fork Rake / Offset 35 42 35 39 50 48 36 44 42 43 45 40
Fork Length (A2C) 577 598 541 603 465 698 684 552 631 619 506 657
Seatpost Diameter 30 35 36 36 35 26 27 32 37 33 29 33
Axle Spacing 171 175 174 158 147 153 136 122 128 172 162 122
Wheel Size 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29"
Tyre Max Width 62 78 73 65 57 78 69 55 70 67 62 75
Max Post Insertion 245 256 285 273 255 333 353 337 362 314 272 314
Front Travel 153 153 184 179 194 207 163 195 153 173 191 166
Rear Travel 128 130 189 171 143 161 160 165 171 170 167 158
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 40 35 28 41 39 34 32 33 38 36 39 35
Frame Weight 2 3 3 3 3 4 3 3 4 4 4 4
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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