This is a high-quality piston for Suzuki motorcycles made between 1980 and 1981. It is an original equipment manufacturer (OEM) part with part number 12110-40312. -025 The piston is designed to fit perfectly in your motorcycle and provide reliable performance. I am a professional mechanic with experience in motorcycle repair. I can assure you that this piston is made to last and will not disappoint. It is a great replacement part for your Suzuki motorcycle if you are in need of one. Order now and get your hands on this OEM piston for your motorcycle.42