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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	364	491	480	510
Stack	649	589	577	620
Top Tube (effective)	507	536	664	580
Seat Tube C-T	449	549	503	581
Head Angle	68	66	59	70
Seat Angle	82	84	66	69
Head Tube	155	161	183	271
Chainstay	445	423	381	440
Wheelbase	883	1123	1023	1217
Front Centre	551	655	792	807
Standover	673	907	856	918
BB Drop	76	56	75	60
Fork Rake / Offset	37	40	49	39
Trail	74	72	80	66
Fork Length (A2C)	343	346	362	476
Seatpost Length	397	412	417	298
Seatpost Offset	8	9	10	9
Handlebar Width	707	638	705	586
Stem Length	87	77	92	101
Stem Angle	-5	-4	-5	-4
Crank Length	185	178	166	196
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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