Yamaha Factory Proto TRI Z 490

[250Rjunky]

Looking for info on the factory prototype Yamaha TRI Z 490. Are there any threads on this subject and did Yamaha actually produce any of these?? Thank You!!

[250Rjunky]

Not actual production bikes, but prototypes. I have heard rumors of Broc Glover testing one in Glamis back in the mid 80's.

[3 Wheel Drive]

Looking for info on the factory prototype Yamaha TRI Z 490. Are there any threads on this subject and did Yamaha actually produce any of these?? Thank You!!


Not sure if Yamaha built a Tri Z 490, but im pretty sure Raffa did!