JBL Factory Replacement Driver 2408H-2, PRX700, PRX800, others, 5020337X 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