Bird Aeris AM 2023
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Geometry
| R1 (S) | R2 (M) | R3 (ML) | R4 (L) | R5 (XL) | |
|---|---|---|---|---|---|
| Add to Compare | |||||
| Reach | 435 | 373 | 550 | 452 | 542 |
| Stack | 512 | 551 | 617 | 596 | 694 |
| Top Tube (effective) | 534 | 554 | 675 | 639 | 548 |
| Seat Tube C-T | 358 | 335 | 428 | 474 | 416 |
| Head Angle | 53 | 61 | 61 | 69 | 61 |
| Seat Angle | 91 | 80 | 62 | 80 | 93 |
| Head Tube | 81 | 89 | 128 | 121 | 108 |
| Chainstay | 469 | 360 | 493 | 402 | 362 |
| Wheelbase | 1039 | 1096 | 1387 | 1377 | 1403 |
| Standover | 804 | 673 | 781 | 699 | 589 |
| BB Height | 337 | 329 | 381 | 326 | 366 |
| BB Type | BSA73 | BSA73 | BSA73 | BSA73 | BSA73 |
| Fork Length (A2C) | 653 | 582 | 556 | 479 | 535 |
| Seatpost Diameter | 35 | 31 | 32 | 37 | 30 |
| Axle Spacing | Boost | Boost | Boost | Boost | Boost |
| Wheel Size | 29/27.5" | 29/27.5" | 29/27.5" | 29/27.5" | 29/27.5" |
| Tyre Max Width | 2.5" | 2.5" | 2.5" | 2.5" | 2.5" |
| Front Travel | 174 | 183 | 139 | 152 | 142 |
| Rear Travel | 185 | 170 | 141 | 131 | 137 |
| Shock Size | 230x65 | 230x65 | 230x65 | 230x65 | 230x65 |
| Rider Height | 143 | 154 | 187 | 212 | 173 |
| Headset | ZS44/56 | ZS44/56 | ZS44/56 | ZS44/56 | ZS44/56 |
| Seat Clamp | 36 | 40 | 29 | 43 | 30 |
| Frame Weight | <2600 ex shock | <2600 ex shock | 2600 ex shock | >2600 ex shock | >2600 ex shock |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Note: Static geo, chainstay has MX flip chip, 160/170mm fork
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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