12W1V3-4 - JL Audio 12" Single 4-Ohm W1v3 Series Subwoofer 12W1V3-4 - JL Audio 12" Single 4-Ohm W1v3 Series Subwoofer Rear Gasket for Optimal Enclosure Sealing Accepts SGRU-12 Mesh Grille Insert Power Handling: 300W RMS Mounting Depth: 5.41"