Mary Ellen Check out Low Cost trailer Tire. I ordered one a few weeks ago. lowcosttrailersupplies.com Part number is A-WH156-60E cost about $60.00 shipped to your door. Oh, you can also order a 1306 Baby Moon to go with it. As for you cracked cap, I'll need to take a photo of a fix you can do yourself in 30 minutes or less. Bobby