1988 Cannondale Bikes ST400 Base 27”

Build

630mm BSD × 1.13 in

Insights

Somewhat 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
666.5mm
Reach
417.6mm
Stack to Reach Ratio
1.6:1
Seat Tube Length, C-TTT
685.8mm
Seat Tube Length, C-C
660.4mm
Top Tube Length, Effective/Horizontal Center
616mm
Top Tube Length, Actual C-C
615.9mm
Top Tube Slope
0deg
Head Tube Angle
72deg
Seat Tube Angle
73.5deg
Bottom Bracket Drop
73.7mm
Bottom Bracket Height
270mm
Chainstay Length
457.2mm
Chainstay Length Horizontal
451.2mm
Front-Center
670.4mm
Front-Center Horizontal
666.4mm
Wheelbase
1117.6mm
Fork Offset/Rake
54.1mm
Trail
54.8mm
mid/​neutral
Mechanical Trail
52.1mm
Wheel Flop
16.1mm
Standover Height
927.1mm
Tire to Pedal Spindle Distance
With 170 mm cranks
156.7mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
100mm

Base Build

Wheel Size
630mm BSD
Tire Width
1.13in
Tire Outer Diameter
687.4mm
Bike Length with Tires
1805mm
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