Product Jet SkiPiston Back 13001-3731 Piston-0.25 For Kawasaki Ultra 900 Item Number: 13001-3731 Description: Piston-0.25 You May Also Be Interested In 13001-3722-01 Piston-0.25 For Kawasaki 750 13001-3719-02 Piston-0.5 For Kawasaki 750BP 688-45384-00-00 Nut For Yamaha 1200 Liner For Yamaha