1988 Cannondale Bikes SM1000 Base

	16	18	20	22
Stack	386.7mm	435.3mm	483.6mm	531.9mm
Reach	418.9mm	429.4mm	432.8mm	442.5mm
Stack to Reach Ratio	0.92:1	1.01:1	1.12:1	1.2:1
Seat Tube Length, Unknown	406.4mm	457.2mm	508mm	558.8mm
Top Tube Length, Effective/Horizontal Center	546.1mm	571.5mm	590.6mm	616mm
Top Tube Length, Actual C-C	546.1mm	571.5mm	590.6mm	615.9mm
Top Tube Slope	0deg	0deg	0deg	0deg
Head Tube Angle	69.5deg	71deg	71deg	71deg
Seat Tube Angle	72deg	72deg	72deg	72deg
Bottom Bracket Drop	-19.5mm	0.1mm	0.1mm	0.1mm
Bottom Bracket Height	323.9mm	330.2mm	330.2mm	330.2mm
Chainstay Length	425.5mm	444.5mm	444.5mm	444.5mm
Chainstay Length Horizontal	425mm	444.5mm	444.5mm	444.5mm
Front-Center	627.1mm	635mm	650.2mm	680.7mm
Front-Center Horizontal	626.8mm	635mm	650.2mm	680.7mm
Wheelbase	1051.8mm	1079.5mm	1094.7mm	1125.2mm
Fork Offset/Rake	50.8mm	50.8mm	50.8mm	50.8mm
Trail	59.5mm mid/neutral	60mm mid/neutral	60mm mid/neutral	60mm mid/neutral
Mechanical Trail	55.8mm	56.7mm	56.7mm	56.7mm
Wheel Flop	19.5mm	18.5mm	18.5mm	18.5mm
Standover Height	688.3mm	741.7mm	789.9mm	835.7mm
Tire to Pedal Spindle	152.8mm 170 mm cranks	134.7mm 170 mm cranks	149.9mm 170 mm cranks	180.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	153.9mm 170 mm cranks	160.2mm 170 mm cranks	160.2mm 170 mm cranks	160.2mm 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:http://vintagecannondale.com/year/1988/1988.pdf

Geometry