{"product_id":"pertresion-3660582001-trimmer-head-spring-replacement-for-stihl-st1500-series-3-6-9-pack","title":"Pertresion 3660582001 Trimmer Head Spring Replacement for STIHL ST1500 Series (3\/6\/9 Pack)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eKeep your trimmer performing at peak efficiency with the Pertresion compression spring (Part #3660582001). This genuine replacement is crafted to restore proper tension, align the trimmer head, and maintain steady cutting power during yard work, edging, and light brush clearing. The result is smoother operation and more consistent results without the guesswork of improvised fixes.\u003c\/p\u003e\n\u003ch2\u003eCompatibility and fit\u003c\/h2\u003e\n\u003cp\u003eThis spring is designed for select STIHL 15\" string trimmers and is compatible with a range of models. If your head model is AH1500, a different spring may be required. The following STIHL models are listed as compatible with this part:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eST1500, ST15000-S, ST1500F, ST1500SF\u003c\/li\u003e\n  \u003cli\u003eST1500XY, ST1510S, ST1510T, ST1520\u003c\/li\u003e\n  \u003cli\u003eST1520S, ST1530, STA1500\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImportant note: Older versions of ST1500F or ST1500SF trimmers may use a different head and spring. If your trimmer head has green alignment lines that must line up to feed line, your head is likely AH1500 and requires part 3660650001. Please verify your trimmer model and head type before purchase to ensure a correct fit.\u003c\/p\u003e\n\u003ch2\u003eWhat this spring can do for you\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e✔ PERFECT FIT: Specifically designed for STIHL 15\" heads, helping restore intended performance.\u003c\/li\u003e\n  \u003cli\u003e✔ DURABLE CONSTRUCTION: Made from premium materials to resist wear and corrosion under regular use.\u003c\/li\u003e\n  \u003cli\u003e✔ EASY INSTALLATION: A direct replacement that doesn’t require modifications or special tools.\u003c\/li\u003e\n  \u003cli\u003e✔ RESTORES EFFICIENCY: Proper tension and alignment can reduce slippage and improve cutting consistency.\u003c\/li\u003e\n  \u003cli\u003e✔ GENUINE REPLACEMENT: Meets OEM specifications for reliable operation and safety. Available in 3, 6, or 9 pack quantities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePack options and buying tips\u003c\/h2\u003e\n\u003cp\u003eChoose the quantity that best fits your maintenance rhythm. The 3-pack, 6-pack, and 9-pack options let you stock up for ongoing care or rotate parts as part of routine service. Before purchasing, double-check head type and model compatibility to ensure you’re selecting the correct spring for your trimmer.\u003c\/p\u003e\n\u003ch2\u003eInstallation and care\u003c\/h2\u003e\n\u003cp\u003eInstallation is straightforward when you follow your trimmer’s manual. Handle the spring with care to avoid bending, and ensure the head is securely reassembled after replacement. A correctly seated spring can help maintain reliable line deployment and cutting performance over time.\u003c\/p\u003e\n\u003ch2\u003eWhy choose Pertresion\u003c\/h2\u003e\n\u003cp\u003ePertresion focuses on practical, maintenance-ready components designed to extend the life of outdoor power equipment. This 3660582001 spring offers a genuine replacement option that aligns with your trimmer’s original specifications, giving you the potential for steadier operation and fewer unexpected downtime moments. If you have questions, reach out for guidance and we’ll help you confirm compatibility and fit.\u003c\/p\u003e\n\u003cp\u003eOrder today to support smooth operation and dependable cutting power in your next yard project.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which trimmer models is the 3660582001 spring compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with STIHL 15\" heads including ST1500, ST15000-S, ST1500F, ST1500SF, ST1500XY, ST1510S, ST1510T, ST1520, ST1520S, ST1530, and STA1500.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pack options are available and should I verify compatibility before purchase?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Available in 3, 6, or 9 packs; confirm your trimmer head type and model to ensure the correct spring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pertresion","offers":[{"title":"Default Title","offer_id":43988784840838,"sku":"B0FRYWN331","price":13.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/1602\/5478\/files\/pertresion-3660582001-trimmer-head-spring-closeup.jpg?v=1778854382","url":"https:\/\/patiozora.com\/products\/pertresion-3660582001-trimmer-head-spring-replacement-for-stihl-st1500-series-3-6-9-pack","provider":"PatioZora","version":"1.0","type":"link"}