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Giant Fathom 1 2021

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Geometry

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	S	M	L	XL
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Reach	437	516	386	531
Stack	634	564	724	558
Top Tube (effective)	633	508	662	710
Seat Tube C-T	318	476	390	429
Head Angle	55	69	57	55
Seat Angle	84	89	79	60
Head Tube	90	108	89	105
Chainstay	408	496	461	475
Wheelbase	1279	1273	1053	1402
Standover	731	623	766	715
BB Drop	54	67	58	71
Fork Rake / Offset	40	46	46	48
Trail	109	116	106	107
Wheel Size	27.5"	27.5"	27.5"	27.5"
Handlebar Width	718	698	920	903
Stem Length	47	44	40	51
Crank Length	147	181	196	157
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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