Product Jet SkiPiston Back 13001-3720-01 Piston-0.25 For Kawasaki 900 Item Number: 13001-3720-01 Description: Piston-0.25 You May Also Be Interested In 13001-3720-04 Piston-1.0 For Kawasaki 900 12110-98E51 Piston-0.5 For Tiger Shark 640 VG-554 Top Set Gasket Kit For Honda VG-2005 Complete Gasket Kit For Yamaha