Welcome
Welcome to the Calthorpe Motorcycle Group, dedicated to motorcylces produced between 1909-1947. The website is free to join so please sign up below to gain access to additional information and members forum.
We are building a comprehensive directory of Calthorpe models which will allow you to view:
- Catalogue illustrations
- Specifications
- Road tests and press comment
- Contemporary photos
- Frame and engine number ranges
- Photos of surviving machines
- Restoration and maintenance notes
Join us for further disccussion on our facebook group
Machine Dating
Date your Calthorpe to the exact year and model from the frame/engine numbers, photos or machine description.
Resources/Download Area
Members gain access to view and download original Sales Brochures, Parts List and Instruction Manuals, Road Tests and much more... Its free to join!
New Spares!
Now available for members, here you will find for sale, reproduction parts which we have had manufactured or parts which other members and businessess can produce on demand.