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Bird Aeris AM9 2018

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Geometry

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	M	ML	L	XL
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Reach	539	451	411	619
Stack	716	660	578	744
Top Tube (effective)	510	619	721	756
Seat Tube C-T	463	522	387	513
Head Angle	76	54	60	53
Seat Angle	73	84	80	80
Head Tube	118	118	95	106
Chainstay	483	402	438	370
Wheelbase	1337	1429	1056	1523
Front Centre	850	694	661	818
Standover	632	706	708	732
BB Drop	-24	-25	-35	-32
BB Height	389	290	341	285
BB Type	BSA 73	BSA 73	BSA 73	BSA 73
Fork Rake / Offset	55	55	45	53
Fork Length (A2C)	541	494	485	471
Seatpost Diameter	29	28	28	29
Axle Spacing	127	156	120	127
Wheel Size	28	33	26	33
Tyre Max Width	2	2	2	2
Front Travel	176	172	128	169
Rear Travel	151	124	141	127
Shock Size	230x65	230x65	230x65	230x65
Headset	ZS44/ZS56	ZS44/ZS56	ZS44/ZS56	ZS44/ZS56
Seat Clamp	40	33	36	35
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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Image showing geometry measurements

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