Dexter Axle has 4x4.00, but not 4x4.5 http://www.dexteraxle.com/product_literature/wheels_and_accessories/complete_brochure.pdf I knew the Bambi used those little 13" 4 bolt wheels, but never knew the bolt diameter was odd sized. Can you verify for the VAC FAQ's that it is truly 4.5"? Thanks, RJ