2011 Giant Bicycles Anthem 29 X

	S	M	L	XL
Stack	615.1mm	615.1mm	615.1mm	629.5mm
Reach	379.6mm	400mm	420.3mm	435.6mm
Stack to Reach Ratio	1.62:1	1.54:1	1.46:1	1.45:1
Seat Tube Length, C-T	406.4mm	457.2mm	508mm	558.8mm
Top Tube Length, Effective/Horizontal HT Top	574mm	594.4mm	614.7mm	635mm
Head Tube Angle	71deg	71deg	71deg	71deg
Seat Tube Angle	73deg	73deg	73deg	73deg
Head Tube Length	104.1mm	104.1mm	104.1mm	119.4mm
Bottom Bracket Drop	40.3mm	40.3mm	40.3mm	40.3mm
Bottom Bracket Height	324mm	324mm	324mm	324mm
Chainstay Length	462.3mm	462.3mm	462.3mm	462.3mm
Chainstay Length Horizontal	460.5mm	460.5mm	460.5mm	460.5mm
Front-Center	625.4mm	645.6mm	665.9mm	686.2mm
Front-Center Horizontal	624.1mm	644.4mm	664.7mm	685mm
Wheelbase	1084.6mm	1104.9mm	1125.2mm	1145.5mm
Fork Offset/Rake	44mm	44mm	44mm	44mm
Fork Length (Axle-To-Crown)	500.8mm	500.8mm	500.8mm	500.8mm
Trail	78.9mm high	78.9mm high	78.9mm high	78.9mm high
Mechanical Trail	74.6mm	74.6mm	74.6mm	74.6mm
Wheel Flop	24.3mm	24.3mm	24.3mm	24.3mm
Standover Height	756.9mm	769.6mm	805.2mm	820.4mm
Tire to Pedal Spindle	91mm 170 mm cranks	111.3mm 170 mm cranks	131.6mm 170 mm cranks	151.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	154mm 170 mm cranks	154mm 170 mm cranks	154mm 170 mm cranks	154mm 170 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:Giant Bicycles

Geometry