Prototype/concept model motorcycles

Prototype/concept model motorcycles made 1894-2025. You can have the list sorted by year or model name. Note that some old motorbikes are still awaiting categorization. Click on a model name to see the technical specifications, pictures, rating, discussions, etc. You can also sell or buy these motorcycles through Bikez.biz Free Motorcycle Classifieds.

Please tell us about any bikes not included, preferably with specifications. We would also be grateful for submission of photos where such are missing.