2012 Ridley Bikes Orion Base

	XXS	XS	S	M	L	XL
Stack	505mm	530mm	545mm	575mm	602mm	625mm
Reach	380mm	375mm	385mm	390mm	400mm	405mm
Stack to Reach Ratio	1.33:1	1.41:1	1.42:1	1.47:1	1.51:1	1.54:1
Seat Tube Length, C-T	450mm	480mm	510mm	540mm	570mm	600mm
Seat Tube Length, C-C	410mm	440mm	470mm	500mm	530mm	560mm
Top Tube Length, Effective/Horizontal Center	515mm	525mm	545mm	565mm	585mm	600mm
Top Tube Length, Actual C-C	500mm	510mm	530mm	550mm	570mm	585mm
Top Tube Slope	9.2deg	7.7deg	6.9deg	6.2deg	5.7deg	5.5deg
Head Tube Angle	72deg	72deg	73deg	73.5deg	73.5deg	74deg
Seat Tube Angle	75deg	74deg	73.5deg	73deg	72.5deg	72.5deg
Head Tube Length	110mm	130mm	145mm	175mm	205mm	230mm
Bottom Bracket Drop	68mm	68mm	66mm	66mm	63mm	63mm
Bottom Bracket Height	266mm	266mm	268mm	268mm	271mm	271mm
Chainstay Length	405mm	405mm	405mm	405mm	408mm	408mm
Chainstay Length Horizontal	399.3mm	399.3mm	399.6mm	399.6mm	403.1mm	403.1mm
Front-Center	573.8mm	578.8mm	581.2mm	594.1mm	603.2mm	612.1mm
Front-Center Horizontal	569.8mm	574.8mm	577.4mm	590.4mm	599.9mm	608.9mm
Wheelbase	969mm	974mm	977mm	990mm	1003mm	1012mm
Fork Offset/Rake	45.4mm	47.2mm	44mm	47.6mm	38.6mm	41.1mm
Trail	60.8mm mid/neutral	58.9mm mid/neutral	56.2mm mid/neutral	49.3mm mid/neutral	58.7mm mid/neutral	53mm mid/neutral
Mechanical Trail	57.8mm	56mm	53.7mm	47.3mm	56.3mm	51mm
Wheel Flop	17.9mm	17.3mm	15.7mm	13.4mm	16mm	14.1mm
Standover Height	690mm	740mm	750mm	780mm	810mm	840mm
Tire to Pedal Spindle	69.8mm 170 mm cranks	74.8mm 170 mm cranks	77.2mm 170 mm cranks	90.1mm 170 mm cranks	99.2mm 170 mm cranks	108.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	96mm 170 mm cranks	96mm 170 mm cranks	98mm 170 mm cranks	98mm 170 mm cranks	101mm 170 mm cranks	101mm 170 mm cranks

	XXS	XS	S	M	L	XL
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	23mm	23mm	23mm	23mm	23mm	23mm
Tire Width Max	28mm	28mm	28mm	28mm	28mm	28mm
Tire Outer Diameter	668mm	668mm	668mm	668mm	668mm	668mm
Bike Length with Tires	1637mm	1642mm	1645mm	1658mm	1671mm	1680mm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

Endurance Road

Source:https://bcf-framepassports.s3-eu-west-1.amazonaws.com/Ridley/Orion-old.pdf

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2012 Ridley Bikes Orion Base

Geometry

Base Build

Stack and Reach vs. Category Trend