SWW 810 LoadStar 4-hole 8" x 3.75" White Trailer Wheel & Tire 5.70-8 4ply 5.70-8 4ply 715 lb. weight capacity 50 psi inflation - Load Range 'B' - LOAD STAR TIRE 8" x 3.75" Wheel Dimension 18.3" x 8.3" Inflated Tire Dimension 4 - 4" Bolt Pattern