2020 Giant Bicycles Fastroad E+ 1 Pro

	S	M	ML	L	XL
Stack	549mm	568mm	587mm	606mm	625mm
Reach	387mm	381mm	390mm	404mm	419mm
Stack to Reach Ratio	1.42:1	1.49:1	1.51:1	1.5:1	1.49:1
Seat Tube Length, Unknown	450mm	475mm	500mm	525mm	550mm
Top Tube Length, Actual C-C	545mm	550mm	570mm	590mm	610mm
Top Tube Slope	12.8deg	12.3deg	11.5deg	10.6deg	9.8deg
Head Tube Angle	72deg	72deg	72deg	72deg	72deg
Seat Tube Angle	74deg	73.5deg	73deg	73deg	72.5deg
Head Tube Length	110mm	130mm	150mm	170mm	190mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	273mm	273mm	273mm	273mm	273mm
Chainstay Length	455mm	455mm	455mm	455mm	455mm
Chainstay Length Horizontal	449.6mm	449.6mm	449.6mm	449.6mm	449.6mm
Front-Center	599.5mm	600.5mm	615.4mm	635.3mm	655.2mm
Front-Center Horizontal	595.4mm	596.4mm	611.4mm	631.4mm	651.4mm
Wheelbase	1045mm	1046mm	1061mm	1081mm	1101mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Trail	58.9mm mid/neutral	58.9mm mid/neutral	58.9mm mid/neutral	58.9mm mid/neutral	58.9mm mid/neutral
Mechanical Trail	56mm	56mm	56mm	56mm	56mm
Wheel Flop	17.3mm	17.3mm	17.3mm	17.3mm	17.3mm
Tire to Pedal Spindle	86.5mm 170 mm cranks	87.5mm 170 mm cranks	102.4mm 170 mm cranks	122.3mm 170 mm cranks	142.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 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:https://www.giant-bicycles.com/gb/fastroad-eplus-1-pro-electric-bike-2020

Geometry