This S & W frame is designed to fit up to 15x33 drag tires, or 31x18.5 Hoosier street radial tires. The frame comes completely welded with 2x3 frame rails,ladder bar crossmember with ladder bar front mounts, rear shock crossmember with upper shock mounts, panhard bar mount and is completely jig-welded at S & W to assure you of proper ...