Bird Aeris AM 2023
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Geometry
| R1 (S) | R2 (M) | R3 (ML) | R4 (L) | R5 (XL) | |
|---|---|---|---|---|---|
| Add to Compare | |||||
| Reach | 444 | 528 | 527 | 503 | 616 |
| Stack | 612 | 739 | 690 | 664 | 614 |
| Top Tube (effective) | 471 | 663 | 498 | 557 | 603 |
| Seat Tube C-T | 399 | 316 | 487 | 364 | 400 |
| Head Angle | 74 | 64 | 65 | 58 | 58 |
| Seat Angle | 84 | 81 | 73 | 87 | 88 |
| Head Tube | 96 | 94 | 111 | 128 | 140 |
| Chainstay | 513 | 375 | 447 | 442 | 492 |
| Wheelbase | 1207 | 1425 | 1448 | 1331 | 1486 |
| Standover | 803 | 673 | 860 | 809 | 820 |
| BB Height | 272 | 363 | 336 | 311 | 371 |
| BB Type | BSA73 | BSA73 | BSA73 | BSA73 | BSA73 |
| Fork Length (A2C) | 466 | 544 | 556 | 495 | 477 |
| Seatpost Diameter | 29 | 31 | 26 | 36 | 36 |
| 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 | 131 | 188 | 163 | 146 | 183 |
| Rear Travel | 145 | 156 | 141 | 175 | 146 |
| Shock Size | 230x65 | 230x65 | 230x65 | 230x65 | 230x65 |
| Rider Height | 132 | 184 | 206 | 174 | 186 |
| Headset | ZS44/56 | ZS44/56 | ZS44/56 | ZS44/56 | ZS44/56 |
| Seat Clamp | 29 | 37 | 30 | 34 | 35 |
| 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
Measurements are in millimeters and degrees.
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