You might want to think about paying a shop to change the tires, I took mine in and the shop tryed to break the bead, after trying the one they use for cars and failing then the one they use for large truck tires and failed finally with some rigging up they used the tire changer they use to change tractor tires they got the bead broke and then after saying they charge 8 bucks a tire charged me 9.25 but they said it should have been more