{"product_id":"4-5-inch-115mm-speaker-foam-surround-edge-universal-woofer-repair","title":"4.5\" 115mm Speaker Foam Surround Edge – Woofer Repair Kit","description":"\n\u003ch2\u003eRestore Your Speaker's Sound with a Precision-Fit Foam Surround\u003c\/h2\u003e\n\u003cp\u003eBring your aging or damaged woofer back to life with this \u003cstrong\u003e4.5-inch (115mm) Universal Speaker Foam Surround Edge\u003c\/strong\u003e. Designed as a direct replacement for deteriorated or crumbling foam surrounds, this repair kit component lets you restore full, rich stereo audio without replacing the entire speaker. Compatible with most standard 4.5-inch woofers in car audio systems, home stereos, bookshelf speakers, and more.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eName:\u003c\/strong\u003e 4.5-Inch Speaker Foam Surround Edge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Quality Acoustic Foam\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 115mm ±2%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter:\u003c\/strong\u003e 74mm ±2%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvex Outside Diameter:\u003c\/strong\u003e 103mm ±2%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvex Inside Diameter:\u003c\/strong\u003e 85mm ±2%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1× 4.5-Inch Speaker Foam Surround\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Replace Your Speaker Foam Surround?\u003c\/h3\u003e\n\u003cp\u003eOver time, the foam surround on a speaker cone breaks down due to age, humidity, and environmental exposure. A degraded surround causes distorted audio, rattling, and reduced bass response. Replacing just the foam surround is a cost-effective way to restore your speaker to near-original performance — and this universal foam edge makes the job straightforward even for DIY beginners.\u003c\/p\u003e\n\n\u003ch3\u003eStep-by-Step Installation Guide\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eRemove the gasket and carefully rub off all old foam residue from the speaker frame and cone.\u003c\/li\u003e\n  \u003cli\u003eApply contact cement (not included) to both the cone edge and the new foam surround's inner lip.\u003c\/li\u003e\n  \u003cli\u003eCenter the new surround evenly as you place it onto the cone.\u003c\/li\u003e\n  \u003cli\u003ePress the inside of the surround to the cone — place your thumb on top and your index finger underneath the surround — and work your way around until the bond is secure.\u003c\/li\u003e\n  \u003cli\u003eApply Elmer's wood glue (or equivalent) to the outer frame and press the outer edge of the surround down firmly.\u003c\/li\u003e\n  \u003cli\u003eRe-glue the gasket over the outer surround to finish the repair.\u003c\/li\u003e\n  \u003cli\u003eAllow adhesive to cure fully before testing your speaker.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow 1–5mm deviation due to manual measurement. Always measure your existing surround before ordering to confirm compatibility.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCar audio woofers and door speakers\u003c\/li\u003e\n  \u003cli\u003eHome stereo and bookshelf speakers\u003c\/li\u003e\n  \u003cli\u003eSubwoofer repair projects\u003c\/li\u003e\n  \u003cli\u003eAny standard 4.5-inch (115mm OD) speaker driver\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5m-nylon-braided-3-5mm-aux-audio-cable-car-phone-headphone\"\u003e1.5M Nylon Braided 3.5mm AUX Audio Cable | Car, Phone \u0026amp; Speaker\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5l-electric-high-pressure-foam-sprayer-portable-car-wash-gun\"\u003e1.5L Electric Foam Sprayer – Portable High-Pressure Car Wash Gun\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFurther Reading\u003c\/h3\u003e\n\u003cp\u003eFor general consumer product safety tips and guidance on electronic component repairs, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/List_of_auto_parts\" target=\"_blank\" rel=\"noopener\"\u003eList of auto parts\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size speaker is this foam surround compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This foam surround is designed for 4.5-inch (115mm) speakers. The outside diameter is 115mm and the inside diameter is 74mm. Always measure your existing surround or speaker cone before purchasing to ensure a proper fit. A ±2% manufacturing tolerance applies.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What glue do I need to install this speaker foam surround?\u003c\/h4\u003e\n\u003cp\u003eA: You will need contact cement to bond the inner edge of the surround to the speaker cone, and Elmer's wood glue (or a similar PVA-type adhesive) to attach the outer edge to the speaker frame. Neither adhesive is included — they are available at most hardware or craft stores.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will this surround work on both car and home speakers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This is a universal 4.5-inch foam surround suitable for car audio speakers, home stereo woofers, bookshelf speakers, and other standard 4.5-inch driver applications, provided the dimensions match your existing speaker.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I know when my speaker foam surround needs replacing?\u003c\/h4\u003e\n\u003cp\u003eA: Common signs include visible cracks, crumbling, or holes in the foam ring around the speaker cone, distorted or muffled audio output, rattling at certain frequencies, or a cone that moves unevenly. Replacing the surround promptly can restore clear, balanced audio performance.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size speaker is this foam surround compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This foam surround is designed for 4.5-inch (115mm) speakers. 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