SS Audio Diaphragm for Peavey 14XT, 8 Ohm, D-14XT Premium SS Audio Diaphragm for Peavey 14XT, 8 Ohm, D-14XT Specs: Voice coil: 1-3/8" (35mm), Diameter: 2-3/4" (70mm), Aluminum dome with edge wound voice coil on Kapton former to fit original Peavey. SUPERIOR quality, LARGEST selection, and the BEST prices! FREE technical support. FAST & FREE shipping to any USA address. To get the BEST quality repair parts, be sure to buy ONLY from SS Audio and Simply Speakers. Thank you!