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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 481 544 424 451 459 400 493 597 503 513 443 504
Stack 545 512 650 744 533 664 587 734 749 623 619 589
Top Tube (effective) 491 719 578 526 600 634 731 571 530 614 721 771
Seat Tube C-T 345 461 452 364 458 503 410 421 457 451 459 512
Head Angle 75 65 53 52 64 59 60 63 64 71 52 60
Seat Angle 90 63 64 63 75 76 84 66 65 89 66 70
Head Tube 86 93 110 111 105 95 96 132 109 153 117 145
Chainstay 525 464 455 366 409 385 486 441 358 457 499 490
Wheelbase 1191 1459 1325 1255 1386 1071 1398 1416 1423 1079 1264 1272
Standover 620 764 677 694 707 686 666 657 617 643 694 560
BB Height 343 303 342 334 301 343 295 375 359 320 389 378
BB Type 73 66 72 68 86 66 86 71 76 87 74 74
Fork Rake / Offset 38 38 47 46 43 38 38 43 43 36 33 38
Fork Length (A2C) 542 488 664 665 556 507 556 687 598 555 658 533
Seatpost Diameter 26 37 26 25 35 26 33 35 34 29 31 33
Axle Spacing 172 137 168 138 149 131 166 133 152 155 177 160
Wheel Size 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29" 29"
Tyre Max Width 57 66 56 75 61 57 57 54 64 58 56 58
Max Post Insertion 229 224 203 237 253 323 378 325 285 313 278 321
Front Travel 135 161 171 171 181 152 176 142 192 176 169 195
Rear Travel 143 173 183 182 164 159 171 171 156 168 140 131
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 31 32 39 35 31 33 40 29 31 33 32 39
Frame Weight 3 3 3 3 3 3 4 3 4 4 4 3
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Measurements are in millimeters and degrees.

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