1988 Cannondale Bikes ST400 Base 21”

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
520.4mm
Reach
397.4mm
Stack to Reach Ratio
1.31:1
Seat Tube Length, C-TTT
533.4mm
Seat Tube Length, C-C
508mm
Top Tube Length, Effective/Horizontal Center
552.5mm
Top Tube Length, Actual C-C
552.4mm
Top Tube Slope
0deg
Head Tube Angle
72deg
Seat Tube Angle
73.5deg
Bottom Bracket Drop
82.1mm
Bottom Bracket Height
261.6mm
Chainstay Length
457.2mm
Chainstay Length Horizontal
449.8mm
Front-Center
604.8mm
Front-Center Horizontal
599.3mm
Wheelbase
1049mm
Fork Offset/Rake
54.1mm
Trail
54.8mm
mid/​neutral
Mechanical Trail
52.1mm
Wheel Flop
16.1mm
Standover Height
774.7mm
Tire to Pedal Spindle Distance
With 170 mm cranks
91.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
91.6mm

Base Build

Wheel Size
630mm BSD
Tire Width
1.13in
Tire Outer Diameter
687.4mm
Bike Length with Tires
1736.4mm
Stem Angle
72deg
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Steel
Brake Type
Rim
Source:na