Mount centers: 2-5/16" x 5-1/16" Height at center is 2" Frame surface to mounting hole center is 1" Width at mounting sleeve is 2-3/8 The chassis pads are direct replacement for the following. In the event the item should fail due to manufacturing defects during intended use, we will replace the part by free. For more information, go to California goverment website, you can search California P65Warnings.