JBL Factory Speaker Replacement Diaphragm 2416H, 2416H-1, D8R2416-1, 64314-02, and many others JBL Factory Speaker Diaphragm Part # D8R2416-1 for JBL horn driver 2416H, 2416H-1, and many others. Specs: Voice coil: 1-3/4" (45mm), Diameter: 3-1/4" (83mm), Impedance: 8 ohm, DCR: 3 ohm Factory AUTHORIZED service and parts. FREE technical support. FAST & FREE shipping to any USA address. SUPERIOR quality, LARGEST selection, and the BEST prices!