GRP This product fits on almost all products Product description The PM Tuning seat is another classic among the sport seats for Vespa. The tuning seat extends over the back of the scooter, the seat ends in front of the fuel tank cap. PM does not deliver any assemby parts or installation instructions. You??ll have to be creative when installing this seat. Information: Regrettably PM is amongst our most unreliable suppliers. We attempt to compensate for these production inconsistencies by mass ordering whenever the opportunity arises and parts are truly available. This method is no guarantee however and we cannot always meet deliveries immediately when these provisions are all sold out. We are satisfied to be able to offer similar products from mit JL, NORDSPEED, PERFORMANCE, to compensate for any potential deficit in the supply of PM parts. PM products will still be sold at our shop as we willingly support the careful artistry involved in the creation of such specialist, niche p