{"title":"Extension Springs","description":"\u003cp\u003eWe manufacture high-quality garage door extension springs right here in the USA, built for durability, smooth operation, and long cycle life. Our extension springs are trusted by installers and wholesale partners who demand consistent performance and fast, reliable supply. Order in the sizes and pull strengths you need, direct from the source.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/0yh3a6-u1.myshopify.com\/account\/login\" title=\"Account Log In\" rel=\"noopener\" target=\"_blank\"\u003eLog in\u003c\/a\u003e to view pricing and place bulk orders. We supply \u003cstrong\u003egarage door professionals only.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNeed access? \u003ca href=\"https:\/\/0yh3a6-u1.myshopify.com\/pages\/contact\" title=\"Apply for an account\"\u003eApply for an account\u003c\/a\u003e today to unlock wholesale pricing and easy ordering.\u003cbr\u003e\u003c\/p\u003e","products":[{"product_id":"p300-series-extension-springs","title":"P300 Series","description":"\u003cp\u003e\u003cspan\u003eOur \u003cstrong\u003eP300 Series Garage Door Extension Springs\u003c\/strong\u003e are built for heavy one-piece residential and commercial garage doors that need extra lifting force. Plug ends provide a direct replacement for older looped spring systems. These oil tempered, heat treated springs deliver durable performance. Multiple lengths available. In-house made for \u003cstrong\u003eprofessional installers.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"P320","offer_id":51840107839806,"sku":"P320","price":31.14,"currency_code":"USD","in_stock":true},{"title":"P328","offer_id":51840107872574,"sku":"P328","price":39.6,"currency_code":"USD","in_stock":true},{"title":"P330","offer_id":51840107905342,"sku":"P330","price":50.04,"currency_code":"USD","in_stock":true},{"title":"P332","offer_id":51840107938110,"sku":"P332","price":58.42,"currency_code":"USD","in_stock":true},{"title":"P336","offer_id":51840107970878,"sku":"P336","price":62.03,"currency_code":"USD","in_stock":true},{"title":"P342","offer_id":51840108003646,"sku":"P342","price":63.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/6.png?v=1754580727"},{"product_id":"p700-series-extension-springs","title":"P700 Series","description":"\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eP700 Series Garage Door Extension Springs\u003c\/strong\u003e are ideal for one-piece residential garage doors. Plug ends make them a direct replacement for looped spring setups. These oil tempered, heat treated springs deliver dependable lifting performance. Multiple lengths available. Made in-house for \u003cstrong\u003eprofessionals only.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"P720","offer_id":51840106004798,"sku":"P720","price":18.77,"currency_code":"USD","in_stock":true},{"title":"P728","offer_id":51840106037566,"sku":"P728","price":18.77,"currency_code":"USD","in_stock":true},{"title":"P728L (Yellow Tip)","offer_id":51840106070334,"sku":"P728L","price":18.77,"currency_code":"USD","in_stock":true},{"title":"P730","offer_id":51840106103102,"sku":"P730","price":19.48,"currency_code":"USD","in_stock":true},{"title":"P732","offer_id":51840106135870,"sku":"P732","price":20.84,"currency_code":"USD","in_stock":true},{"title":"P736","offer_id":51840106168638,"sku":"P736","price":23.38,"currency_code":"USD","in_stock":true},{"title":"P742","offer_id":51840106201406,"sku":"P742","price":36.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/4_fd7eb359-17fd-451b-813b-6511b3dd7bfc.png?v=1754582101"},{"product_id":"p500-series-extension-springs","title":"P500 Series","description":"\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eP500 Series Garage Door Extension Springs \u003c\/strong\u003ehandle mid to heavy one-piece residential doors. Plug ends make installation easy as a direct replacement for looped springs. Oil tempered and heat treated for long-lasting strength. Multiple lengths available. In-house manufactured for\u003cstrong\u003e professional installation only.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"P520","offer_id":51840105251134,"sku":"P520","price":24.04,"currency_code":"USD","in_stock":true},{"title":"P528","offer_id":51840105283902,"sku":"P528","price":24.04,"currency_code":"USD","in_stock":true},{"title":"P530","offer_id":51840105316670,"sku":"P530","price":50.2,"currency_code":"USD","in_stock":true},{"title":"P532","offer_id":51840105349438,"sku":"P532","price":52.8,"currency_code":"USD","in_stock":true},{"title":"P536","offer_id":51840105382206,"sku":"P536","price":54.93,"currency_code":"USD","in_stock":true},{"title":"P542","offer_id":51840105414974,"sku":"P542","price":58.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/5.png?v=1754581902"},{"product_id":"p900-series-extension-springs","title":"P900 Series","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eOur\u003cstrong\u003e P900 Series Garage Door Extension Springs\u003c\/strong\u003e are designed for the lightest one-piece residential garage doors. Featuring plug ends, they are a direct replacement for looped spring setups. Oil tempered and heat treated for durability. Multiple lengths available. In-house made for \u003cstrong\u003eprofessional installation.\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"P928","offer_id":51840102760766,"sku":"P928","price":18.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/3_b1a674e9-6a7b-4936-b32b-de766a2b5147.png?v=1754582327"},{"product_id":"sl700-series-extension-springs","title":"SL700 Series","description":"\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eSL700 Series Garage Door Extension Springs\u003c\/strong\u003e feature durable hook ends with a built-in safety lock for added security and smooth operation. Ideal for mid to lighter weight one-piece residential garage doors, these oil tempered, heat treated springs are built to last. Multiple lengths available. Made in-house for\u003cstrong\u003e professional use.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"SL728","offer_id":51840046498110,"sku":"SL728","price":19.1,"currency_code":"USD","in_stock":true},{"title":"SL729","offer_id":51840046530878,"sku":"SL729","price":19.6,"currency_code":"USD","in_stock":true},{"title":"SL730","offer_id":51840046563646,"sku":"SL730","price":19.79,"currency_code":"USD","in_stock":true},{"title":"SL732","offer_id":51840046596414,"sku":"SL732","price":20.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/2_a67af549-a7db-4157-938b-748fbc232279.png?v=1754583220"},{"product_id":"c100-series-extension-springs","title":"C100 Series","description":"\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eC100 Series Garage Door Extension Springs \u003c\/strong\u003eare our heaviest-duty option, built for larger one-piece residential and commercial doors that demand maximum lifting power. These springs feature strong clip ends for secure attachment, and are oil tempered and heat treated for long-lasting strength. Multiple lengths available. Manufactured in-house for \u003cstrong\u003eprofessional installation only.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"American Spring, Inc.","offers":[{"title":"C128","offer_id":51840099909950,"sku":"C128","price":54.86,"currency_code":"USD","in_stock":true},{"title":"C130","offer_id":51840099942718,"sku":"C130","price":56.58,"currency_code":"USD","in_stock":true},{"title":"C132","offer_id":51840099975486,"sku":"C132","price":57.08,"currency_code":"USD","in_stock":true},{"title":"C136","offer_id":51840100008254,"sku":"C136","price":61.7,"currency_code":"USD","in_stock":true},{"title":"C142","offer_id":51964638658878,"sku":"C142","price":68.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/files\/7_fbd85b58-84ff-42f9-96d0-2ae10bef2d70.png?v=1754583177"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/0560\/1598\/collections\/ES_Exhibit_Check_2.jpg?v=1771349471","url":"https:\/\/americanspring.com\/collections\/extension-springs.oembed","provider":"American Spring, Inc.","version":"1.0","type":"link"}