ELECTRO VOICE 81514XX OEM DIAPHRAGM F.01U.280.471 Description Voice coil: 1.25" (32mm) Diameter: 2" (50mm) Length: 3" (150mm) Impedance: 8 ohm, DCR: 5 ohm Titanium dome with edge wound voice coil on Kapton former We sell an aftermarket version of this diaphragm. See our aftermarket diaphragms page for details. See the "Fits Models" tab for all applicable cabinet and driver numbers. S-81514XX SPA 1 inch Diaphragm Kit DH3 DH2010A SX range: SX80, SX100, SX100+, SXA100+, SX200, SXA250, SX300, SX500 Eliminator range: Eliminator, Eliminator Double. Eliminator Monitor, Eliminator i-E, Eliminator i-DE ETX series S-152, SH-1502ER Force range: Force, Force E, Force I Compact, Force IE, Force I25 TourX range: TX1122, TX1152, TX1122FM, TX1152FM ZX1, ZXA1, ZX4 Dynacord D8, D12-3, D15-3