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BMC 257 AL One 2023

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Geometry

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	S	M	L	XL
Add to Compare
Reach	421	444	475	509
Stack	637	599	728	653
Top Tube (effective)	614	697	497	579
Seat Tube C-T	416	547	592	494
Head Angle	82	81	75	67
Seat Angle	81	79	75	65
Head Tube	134	138	231	241
Chainstay	381	473	448	370
Wheelbase	1141	1107	1227	1283
Front Centre	516	734	573	719
Standover	785	750	688	933
BB Drop	54	72	61	60
Fork Rake / Offset	45	44	52	41
Trail	77	62	89	71
Fork Length (A2C)	417	399	395	335
Seatpost Length	355	354	357	411
Seatpost Offset	11	10	8	9
Handlebar Width	581	732	719	697
Stem Length	91	71	99	105
Stem Angle	-4	-5	-5	-4
Crank Length	196	186	144	175
Rider Height	<168	168-180	178-190	>190
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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Image showing geometry measurements

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