Bolt Pattern Specifications-The WHEEL SPACERS 6x5.5 with Thickenss:1.5";Inner Diameter:108mm;Vehicle Bolt Patter:6x5.5;Wheel Bolt Pattern:6x5.5;Thread Pinch:12x1.5;. AVAILABLE VEHICLES-The WHEEL SPACER 1.5" fit for 1999-2014 for F-250 F350 Super Duty 1999 for F-250. INSTALLATION-The wheel spacers and bolts in the installation of the size must be suitable for the tire, the selected products must be consistent, the right installation is conducive to the use of the tire and the product. TOUCHING AREA -It is beneficial to expand the touching area between tires and ground, enhance the stability of vehicle body, especially for high-speed vehicles, and stabilize the center of gravity of vehicles in the process of driving.
