Bird Aeris 9 2023
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Geometry
| Medium | Medium Long | Large | Extra Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 444 | 447 | 457 | 499 |
| Stack | 669 | 600 | 624 | 678 |
| Top Tube (effective) | 716 | 620 | 582 | 541 |
| Seat Tube C-T | 319 | 448 | 359 | 560 |
| Head Angle | 54 | 53 | 65 | 61 |
| Seat Angle | 64 | 66 | 68 | 77 |
| Head Tube | 116 | 89 | 141 | 116 |
| Chainstay | 476 | 495 | 411 | 355 |
| Wheelbase | 1082 | 1054 | 1503 | 1344 |
| Standover | 602 | 593 | 666 | 596 |
| BB Height | 334 | 342 | 324 | 305 |
| BB Type | 73 mm BSA Threaded | 73 mm BSA Threaded | 73 mm BSA Threaded | 73 mm BSA Threaded |
| Fork Rake / Offset | 42 | 38 | 41 | 47 |
| Fork Length (A2C) | 618 | 649 | 572 | 564 |
| Seatpost Diameter | 33 | 30 | 28 | 28 |
| Axle Spacing | 153 | 149 | 128 | 155 |
| Wheel Size | 29" | 29" | 29" | 29" |
| Tyre Max Width | 2.6" | 2.6" | 2.6" | 2.6" |
| Front Travel | 171 | 142 | 141 | 145 |
| Rear Travel | 164 | 171 | 176 | 140 |
| Shock Size | 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 |
| Seat Clamp | 31 | 33 | 37 | 36 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Note: Static Geometry with 170mm Fork. Chainstay flip chip can add 6mm to chainstay, -0.5 degrees Head Angle and lower BB height by 7mm in slack position
Measurements are in millimeters and degrees.
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