Welcome to the 1975 Yamaha DT400B Forum. Feel free to post anything related to this model in the category. The factory color was called Competition Yellow. The USA Vin range was 501-000101 to 025076. Anything new, will be added to this section. If you see any errors, please contact me privately.

                    1975 Yamaha DT400B Specifications

            Model 1975 Yamaha 400B

Any parts for the 1975 Yamaha DT400B will be added here.

This one came to me as a Birthday present from my two boys. It was missing nearly all the trim, so I did it up in an off-road version. It's a monster!