2018 Giant Bicycles Roam 0 Disc

	XS	S	M	L	XL
Stack	558mm	596mm	611mm	625mm	639mm
Reach	403mm	408mm	413mm	419mm	425mm
Stack to Reach Ratio	1.38:1	1.46:1	1.48:1	1.49:1	1.5:1
Seat Tube Length, Unknown	390mm	420mm	460mm	510mm	550mm
Top Tube Length, Effective/Horizontal Unknown	580mm	590mm	600mm	610mm	620mm
Top Tube Slope	19.7deg	20.1deg	17.4deg	13.6deg	10.9deg
Head Tube Angle	70.5deg	70.5deg	70.5deg	70.5deg	70.5deg
Seat Tube Angle	73deg	73deg	73deg	73deg	73deg
Head Tube Length	95mm	115mm	130mm	145mm	160mm
Bottom Bracket Drop	60mm	60mm	60mm	60mm	60mm
Bottom Bracket Height	291mm	291mm	291mm	291mm	291mm
Chainstay Length	455mm	455mm	455mm	455mm	455mm
Chainstay Length Horizontal	451mm	451mm	451mm	451mm	451mm
Front-Center	637.8mm	647.8mm	658.7mm	669.7mm	679.6mm
Front-Center Horizontal	635mm	645mm	656mm	667mm	677mm
Wheelbase	1086mm	1096mm	1107mm	1118mm	1128mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Trail	76.6mm high	76.6mm high	76.6mm high	76.6mm high	76.6mm high
Mechanical Trail	72.2mm	72.2mm	72.2mm	72.2mm	72.2mm
Wheel Flop	24.1mm	24.1mm	24.1mm	24.1mm	24.1mm
Standover Height	701mm	727mm	752mm	781mm	809mm
Tire to Pedal Spindle	116.8mm 170 mm cranks	126.8mm 170 mm cranks	135.2mm 172.5 mm cranks	146.2mm 172.5 mm cranks	153.6mm 175 mm cranks
Pedal Spindle to Ground Clearance	121mm 170 mm cranks	121mm 170 mm cranks	118.5mm 172.5 mm cranks	118.5mm 172.5 mm cranks	116mm 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/au/roam-1-disc-2018

Geometry