2023 Spa Cycles 725 Steel Tourer Base

	48	51	54	57	60
Stack	533mm	557.4mm	578.9mm	604.2mm	637.3mm
Reach	375.9mm	381.4mm	388.4mm	392.9mm	397.8mm
Stack to Reach Ratio	1.42:1	1.46:1	1.49:1	1.54:1	1.6:1
Seat Tube Length, Unknown	480mm	510mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal Center	549mm	564mm	577mm	590mm	605mm
Top Tube Length, Actual C-C	531mm	544mm	561mm	574mm	588mm
Top Tube Slope	7.5deg	8.4deg	6deg	5.8deg	6.1deg
Head Tube Angle	71deg	71deg	71deg	71deg	71deg
Seat Tube Angle	72deg	72deg	72deg	72deg	72deg
Head Tube Length	163mm	131mm	157mm	192mm	222mm
Bottom Bracket Drop	45.2mm	71.8mm	68.7mm	60.9mm	65.6mm
Bottom Bracket Height	266.1mm	271.2mm	274.3mm	282.1mm	277.4mm
Chainstay Length	450mm	450mm	455mm	455mm	460mm
Chainstay Length Horizontal	447.7mm	444.2mm	449.8mm	450.9mm	455.3mm
Front-Center	590mm	610mm	625mm	640mm	655mm
Front-Center Horizontal	588.3mm	605.8mm	621.2mm	637.1mm	651.7mm
Wheelbase	1036mm	1050mm	1071mm	1088mm	1107mm
Fork Offset/Rake	42mm	54mm	54mm	54mm	54mm
Fork Length, Unknown	350mm	385mm	385mm	385mm	385mm
Trail	62.8mm mid/neutral	61mm mid/neutral	61mm mid/neutral	61mm mid/neutral	61mm mid/neutral
Mechanical Trail	59.3mm	57.7mm	57.7mm	57.7mm	57.7mm
Wheel Flop	19.3mm	18.8mm	18.8mm	18.8mm	18.8mm
Tire to Pedal Spindle	108.8mm 170 mm cranks	97mm 170 mm cranks	112mm 170 mm cranks	127mm 170 mm cranks	142mm 170 mm cranks
Pedal Spindle to Ground Clearance	96.1mm 170 mm cranks	101.2mm 170 mm cranks	104.3mm 170 mm cranks	112.1mm 170 mm cranks	107.4mm 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.

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Source:http://www.spacycles.co.uk/smsimg/uploads/touringgeometry.jpg

Geometry