1988 Cannondale Bikes ST400 Base 19”

Build

630mm BSD × 1.13 in

Insights

Very aggressive stack and reach vs trend of touring bikes
Design deviates from other sizes of Cannondale Bikes ST400

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
498.9mm
Reach
399.2mm
Stack to Reach Ratio
1.25:1
Seat Tube Length, C-TTT
482.6mm
Seat Tube Length, C-C
457.2mm
Top Tube Length, Effective/Horizontal Center
520.1mm
Top Tube Length, Actual C-C
515.6mm
Top Tube Slope
2.3deg
Head Tube Angle
72deg
Seat Tube Angle
76.7deg
Bottom Bracket Drop
84.6mm
Bottom Bracket Height
259.1mm
Chainstay Length
457.2mm
Chainstay Length Horizontal
449.3mm
Front-Center
600.6mm
Front-Center Horizontal
594.6mm
Wheelbase
1043.9mm
Fork Offset/Rake
54.1mm
Trail
54.8mm
mid/​neutral
Mechanical Trail
52.1mm
Wheel Flop
16.1mm
Standover Height
723.9mm
Tire to Pedal Spindle Distance
With 170 mm cranks
86.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
89.1mm

Base Build

Wheel Size
630mm BSD
Tire Width
1.13in
Tire Outer Diameter
687.4mm
Bike Length with Tires
1731.3mm
Stem Angle
72deg
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Steel
Brake Type
Rim
Source:https://vintagecannondale.com/year/1988/1988.pdf