2017 Giant Bicycles Fathom 29 2

	S	M	L	XL
Stack	603mm	608mm	622mm	636mm
Reach	406mm	425mm	441mm	457mm
Stack to Reach Ratio	1.49:1	1.43:1	1.41:1	1.39:1
Seat Tube Length, Unknown	390mm	445mm	480mm	530mm
Top Tube Length, Actual C-C	585mm	605mm	625mm	645mm
Top Tube Slope	23.9deg	18.2deg	15.7deg	11.9deg
Head Tube Angle	69deg	69deg	69deg	69deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	95mm	100mm	115mm	130mm
Bottom Bracket Drop	55mm	55mm	55mm	55mm
Bottom Bracket Height	313.2mm	313.2mm	313.2mm	313.2mm
Chainstay Length	442mm	442mm	442mm	442mm
Chainstay Length Horizontal	438.6mm	438.6mm	438.6mm	438.6mm
Front-Center	663.7mm	684.7mm	705.6mm	726.5mm
Front-Center Horizontal	661.4mm	682.4mm	703.4mm	724.4mm
Wheelbase	1100mm	1121mm	1142mm	1163mm
Fork Offset/Rake	42mm	42mm	42mm	42mm
Trail	96.3mm very high	96.3mm very high	96.3mm very high	96.3mm very high
Mechanical Trail	89.9mm	89.9mm	89.9mm	89.9mm
Wheel Flop	32.2mm	32.2mm	32.2mm	32.2mm
Standover Height	730mm	756mm	765mm	790mm
Tire to Pedal Spindle	125.6mm 170 mm cranks	141.5mm 175 mm cranks	162.4mm 175 mm cranks	183.4mm 175 mm cranks
Pedal Spindle to Ground Clearance	143.2mm 170 mm cranks	138.2mm 175 mm cranks	138.2mm 175 mm cranks	138.2mm 175 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://www.giant-bicycles.com/int/fathom-29er-2-ltd-2017

Geometry