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TanTan GR257 2026

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Geometry

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	480	510	540	560	580	610
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Reach	311	384	362	448	409	384
Stack	462	523	581	585	695	536
Top Tube (effective)	571	440	647	570	614	489
Seat Tube C-T	399	504	567	540	576	696
Head Angle	75	77	71	81	85	61
Seat Angle	74	75	74	78	79	67
Head Tube	71	111	141	143	193	226
Chainstay	446	469	453	466	408	374
Wheelbase	1091	874	1163	935	1103	1131
Front Centre	639	603	633	619	707	718
BB Drop	89	64	79	72	69	66
Fork Length (A2C)	335	355	432	455	454	384
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

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