1990 Miyata Alumicross Base 48

Build

700C/29 in × 35 mm

Insights

Somewhat aggressive stack and reach vs trend of cyclocross bikes
Design deviates from other sizes of Miyata Alumicross

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
492.1mm
Reach
363.3mm
Stack to Reach Ratio
1.35:1
Seat Tube Length, C-C
480mm
Top Tube Length, Effective/Horizontal Center
515mm
Top Tube Length, Actual C-C
515mm
Top Tube Slope
0deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
73.2mm
Bottom Bracket Drop
49.6mm
Bottom Bracket Height
296.4mm
Chainstay Length
430mm
Chainstay Length Horizontal
427.1mm
Front-Center
580mm
Front-Center Horizontal
577.9mm
Wheelbase
1005mm
Fork Offset/Rake
60mm
Fork Length (Axle-To-Crown)
400mm
Trail
55.7mm
mid/​neutral
Mechanical Trail
52.7mm
Wheel Flop
17.1mm
Tire to Pedal Spindle Distance
With 170 mm cranks
64mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
126.4mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
35mm
Tire Outer Diameter
692mm
Bike Length with Tires
1697mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Steel
Brake Type
Rim
Source:https://www.ragandbone.ca/PDFs/Miyata%20Catalogue%20PDFs/Miyata%20Catalogue%2090.pdf