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Brother Stroma 2025

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Geometry

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	xSmall	Small	Medium	Large	xLarge
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Reach	420	413	425	427	404
Stack	435	512	467	592	680
Top Tube (effective)	424	529	591	681	693
Top Tube (actual)	511	555	636	560	660
Seat Tube C-T	505	493	606	663	662
Head Angle	64	84	77	75	83
Seat Angle	71	64	73	71	83
Head Tube	95	136	141	150	167
Chainstay	488	337	351	450	380
Wheelbase	1130	1117	1011	974	1015
BB Drop	60	83	57	68	70
Fork Rake / Offset	51	38	44	43	51
Fork Length (A2C)	453	427	348	319	454
Data Source	Brother	Brother	Brother	Brother	Brother

Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.

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