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Bird Aeris 145 2017

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Geometry

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	S	M	ML	L	XL
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Reach	401	500	573	522	558
Stack	614	494	646	635	552
Top Tube (effective)	694	638	663	637	733
Seat Tube C-T	429	491	471	415	468
Head Angle	70	76	52	71	77
Seat Angle	61	74	86	78	67
Head Tube	115	90	127	99	145
Chainstay	476	427	456	459	426
Wheelbase	1149	982	1103	1114	1029
Standover	742	682	755	807	757
BB Drop	10	8	10	11	10
BB Height	366	345	340	327	404
Axle to Crown	451	497	646	610	594
Seatpost Diameter	29	36	36	35	29
Axle Spacing	160	123	160	174	121
Wheel Size	23	32	25	23	28
Front Travel	169	134	156	148	136
Rear Travel	122	152	118	143	163
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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Image showing geometry measurements

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