GRS RDIA6, Replacement Diaphragm JBL Type Fits 2446J 2447J 2450J 2451J 2452J.
This high quality replacement diaphragm features a 3.91" voice coil and a 16 ohm impedance (8.5 ohms DCR). It is compatible with various horn drivers from JBL, such as the 2446J, 2447J, 2450J, 2451J.
Don't waste good money replacing your entire compression driver or buying "name-brand" replacement diaphragms, when you can get these drop-in diaphragms and restore your speakers to original condition for a fraction of the cost.