WHEEL ADAPTERS (Changes Bolt Pattern) - Vehicle Must Be 5x114.3 or 5x4.5 AND Wheels Must Be 5x100.</br></br> IMPORTANT: Make Sure you Measure bolt pattern Correctly. See the images for a diagram on how to do this correctly.</br></br> [ SPECIFICATIONS ]</br> Thickness: 1.0" (25mm)</br> Vehicle Side Bolt Pattern: 5x114.3 or 5x4.5</br> Wheel Side Bolt Pattern: 5x100</br> Centerbore: 73.1mm</br> Stud/Nut Thread Pitch: 12x1.5</br> Material: T6 Aerospace Grade Aluminum</br></br> [ FITMENTS ]</br> Verify your Vehicle Bolt Pattern and Wheel Bolt Pattern match the specifications listed above. ALSO check that your Vehicle's Centerbore and Stud/Nut Thread Size matches the specifications listed above.</br></br> WARNING: READ BEFORE PURCHASE/INSTALLATION</br> - IMPROPER INSTALLATION, INCOMPATIBILITY, OR FAILURE TO RE-TORQUE HARDWARE CAN CAUSE LOSS OF WHEEL AND RESULT IN SERIOUS ACCIDENT, INJURY OR DEATH</br> - Check and re-torque all nuts within 25-50 miles of installation</br> - A torque wrench is required. Don't use air or impact wrenches</br> - We recommend purchasing hubcentric rings to center the spacers onto your hub and reduce chance of vibrations</br> - These spacers don't have a lip, therefore your wheels must be lugcentric</br> - If your vehicle's wheel studs are longer than 1.0" (25mm), the back of your wheels need pockets to accommodate the stud/nuts</br> - If your vehicle doesn't come with 12x1.5 threaded studs, additional hardware will be required</br> - Measure wheel gap for clearance. You'll need at least 1.0" (25mm) of clearance to prevent wheel/tire from touching the fender