Replacement diaphragm for speaker L18-851K. Keep your speakers performing at their best with this high-quality replacement diaphragm. Restore your speaker's sound quality and ensure optimal performance. Compatible with the L18-851K model, this diaphragm is easy to install and will have your speaker sounding like new in no time. Upgrade your audio equipment with this replacement diaphragm and enjoy crystal-clear sound for all your music needs.