JBL Factory Speaker 2408H-2 Driver Part # 5020337X This is a complete brand new JBL 2408H-2 driver Specs: 1-3/8 thread on, Size: 2.5" (64mm) wide x 2" (51mm) tall, Impedance: 8 ohm, DCR: 4 ohm This unit does not have a replaceable diaphragm, you must replace the entire driver This unit is not the same as the 2408H, please check your model before ordering Fits JBL: 5020337X, 2408H-2, 2408H2, PRX-00 Series, PRX-700 Series, PRX 700 Series, PRX-710, PRX710, PRX 710, PRX712, PRX-712, PRX 712, PRX715, PRX-715, PRX 715, PRX725, PRX-725, PRX 725, PRX735, PRX-735, PRX 735, PRX800 Series, PRX-800 Series, PRX 800 Series, PRX812, PRX-812, PRX 812, PRX7815, PRX-815, PRX 815, PRX825, PRX-825, PRX 825, PRX835, PRX-835, PRX 835, and many more!