{"product_id":"sundown-audio-u-18-d4-18-1500w-rms-dual-4-ohm-u-series-subwoofer","title":"Sundown Audio U-18 D4 18\" 1500W RMS Dual 4-Ohm U-Series Subwoofer","description":"\u003cdiv id=\"productDescription_feature_div\" class=\"celwidget pd_rd_w-6yrKw pd_rd_r-5SBSRWV7BQDRM5YYR2H3 pd_rd_wg-tFReP\" data-feature-name=\"productDescription\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"productDescription\" data-csa-c-slot-id=\"productDescription_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"lxn826-69cwkp-m6ymgc-xm0urk\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv data-feature-name=\"productDescription\" data-template-name=\"productDescription\" id=\"productDescription_feature_div\" class=\"a-row feature\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cdiv id=\"productDescription_feature_div\" class=\"celwidget pd_rd_w-2zcLQ pd_rd_r-XZ9K1F8210Q5NDBQ9QTZ pd_rd_wg-n1AUC\" data-feature-name=\"productDescription\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"productDescription\" data-csa-c-slot-id=\"productDescription_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"k2cgyb-zhg8xb-idwanh-a1vnzp\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv\u003e\n\u003cdiv data-feature-name=\"productDescription\" data-template-name=\"productDescription\" id=\"productDescription_feature_div\" class=\"a-row feature\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cp\u003e\u003cspan\u003eFinalized terminal spacing, basket color, venting, cast aluminum surround clamp rings, etc. After about a year of work I think the U series maybe ready to start production soon. Stay tuned for more updates! This will be our new series to bridge the gap from the SA to the X v.2 series -- it is also the most direct replacement for the discontinued Z v.3 series but at a much lower price. They use the same voice coil as the X v.2 series; therefore RMS power is 1500-watts rated conservatively. The motor is a similar design to the X v.2 series with one less magnet slug since it isn't needed for use on these frames \u0026amp; soft parts. It also retains a magnet ID shorting ring just like the X v.2 series motor. I have tooled 4 new cone bodies \u0026amp; surrounds to mate up to an entirely different frame tooling from the 1st prototypes. These surrounds are based on the Z v.3 18\" surround geometry as this has been our go-to cone for SPL (we use those cones in our Terra for our World Record in SS 3-4 class). We also have tooled the cones to support the same wide-flange dust caps we use on all the new platform drivers. They also feature custom tooled cast aluminum vent spacers to mate up correctly to these frames. We tooled 2 different spacers for this line. Another new feature (also fully custom tooled) is the cast aluminum surround bolt-on ring. We tooled one for each size U series. These woofers will have a similar sound to the Z v.3 series -- meaning they do not have the \"new platform\" sound of the X, Z, NS, etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HLCXComparisonWidget-override_of_btf_arenas-1-T2\" class=\"celwidget pd_rd_w-PKaRX pd_rd_r-XZ9K1F8210Q5NDBQ9QTZ pd_rd_wg-n1AUC\" data-feature-name=\"HLCXComparisonWidget-override_of_btf_arenas-1-T2\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"HLCXComparisonWidget-override_of_btf_arenas-1-T2\" data-csa-c-slot-id=\"HLCXComparisonWidget-override_of_btf_arenas-1-T2\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"h179s6-28077p-bq8udf-ma45y5\" data-cel-widget=\"HLCXComparisonWidget-override_of_btf_arenas-1-T2\"\u003e\n\u003cdiv id=\"product-comparison_feature_div\" class=\"celwidget\" data-feature-name=\"product-comparison\" data-csa-c-type=\"widget\" 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role=\"presentation\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eSeries Number\u003c\/th\u003e\n\u003ctd class=\"a-size-base prodDetAttrValue\"\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eUPC\u003c\/th\u003e\n\u003ctd class=\"a-size-base prodDetAttrValue\"\u003e796516055176\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eBest Sellers Rank\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e#489,876 in Electronics\u003cbr\u003e#2,589 in Car Component Subwoofers\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eASIN\u003c\/th\u003e\n\u003ctd class=\"a-size-base 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Audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eModel Name\u003c\/th\u003e\n\u003ctd class=\"a-size-base prodDetAttrValue\"\u003eU-18-D2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eIncluded Components\u003c\/th\u003e\n\u003ctd class=\"a-size-base prodDetAttrValue\"\u003eSubwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"a-keyvalue prodDetTable\" role=\"presentation\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eSpeaker Size\u003c\/th\u003e\n\u003ctd class=\"a-size-base prodDetAttrValue\"\u003e18 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"a-color-secondary a-size-base prodDetSectionEntry\"\u003eSpecific Uses For 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data-csa-c-id=\"xhzkgy-345trg-ikd40u-oan4fw\" data-cel-widget=\"services-widget-2_feature_div\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"postPurchaseWhatsInTheBox_MP_feature_div\" class=\"celwidget pd_rd_w-RK0Il pd_rd_r-5SBSRWV7BQDRM5YYR2H3 pd_rd_wg-tFReP\" data-feature-name=\"postPurchaseWhatsInTheBox_MP\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"postPurchaseWhatsInTheBox_MP\" data-csa-c-slot-id=\"postPurchaseWhatsInTheBox_MP_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"m1szbz-wg1sif-dz2syb-fvxgjl\" data-cel-widget=\"postPurchaseWhatsInTheBox_MP_feature_div\"\u003e\n\u003cdiv id=\"whatsInTheBoxDeck\" class=\"a-section a-spacing-base celwidget\" data-csa-c-id=\"kxy5j4-kcbbee-3ykmav-wl8oro\" data-cel-widget=\"whatsInTheBoxDeck\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e","brand":"Sundown audio","offers":[{"title":"Default Title","offer_id":42680697913392,"sku":"SUN U18D4","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/7033\/1184\/files\/sun_u18d4.jpg?v=1767221371","url":"https:\/\/fuegobassshop.com\/products\/sundown-audio-u-18-d4-18-1500w-rms-dual-4-ohm-u-series-subwoofer","provider":"Fuego Bass Shop","version":"1.0","type":"link"}