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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	525	522	460	555
Stack	553	747	505	692
Top Tube (effective)	631	562	614	772
Seat Tube C-T	345	515	465	592
Head Angle	61	70	60	57
Seat Angle	72	79	88	86
Head Tube	114	93	97	136
Chainstay	412	486	441	372
Wheelbase	1092	1136	1210	1142
Front Centre	819	831	970	753
Standover	590	639	714	827
BB Drop	-34	-27	-26	-26
BB Height	382	309	286	293
BB Type	BSA 73	BSA 73	BSA 73	BSA 73
Fork Rake / Offset	59	51	42	49
Fork Length (A2C)	554	550	526	577
Seatpost Diameter	28	26	26	35
Axle Spacing	165	155	170	174
Wheel Size	23	28	26	24
Tyre Max Width	2	2	2	2
Front Travel	150	132	136	165
Rear Travel	174	151	134	141
Shock Size	230x65	230x65	230x65	230x65
Headset	ZS44/ZS56	ZS44/ZS56	ZS44/ZS56	ZS44/ZS56
Seat Clamp	35	38	40	29
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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Image showing geometry measurements

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