{"product_id":"qulimetal-9mm-sus304-grill-grates-for-weber-spirit-300-spirit-ii-300-pair-heavy-duty-stainless-for-better-heat-retention","title":"QuliMetal 9mm SUS304 Grill Grates for Weber Spirit 300 \u0026 Spirit II 300 — Pair, Heavy‑Duty Stainless for Better Heat Retention","description":"\u003cp\u003e\u003cstrong\u003eThese QuliMetal 9MM SUS304 replacement grill grates are a heavy‑duty, corrosion‑resistant pair designed to fit Weber Spirit 300 and GS4 Spirit II 300 series grills for reliable searing and long service life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your original Weber grates are warped, rusted, or simply past their prime, these aftermarket replacements give you the same footprint and stronger build. Engineered from solid 9mm SUS304 stainless steel rods, the pair restores cooking surface area, improves heat retention, and resists deformation from repeated high‑heat use. They match common Weber part numbers used across Spirit 300, Spirit II 300, many Genesis and Smokefire models, and ship as two grates sized to the factory cooking grids.\u003c\/p\u003e\n\n\u003ch3\u003eWill these grates actually fit my Weber Spirit 300 or Spirit II 300?\u003c\/h3\u003e\n\u003cp\u003eYes — the QuliMetal set is sized to replace the original 17.4 x 11.7‑inch sections used in most Spirit 300 and Spirit II 300 series grills. They are designed to sit in the same supports and align with the factory spacing for consistent cook surface placement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Weber Spirit E310\/E315\/E320\/E330 and Spirit S310\/S315\/S320\/S330.\u003c\/li\u003e\n  \u003cli\u003eAlso fits many Genesis (2000–2010 and later models) and some Smokefire EX4\/EX6 models.\u003c\/li\u003e\n  \u003cli\u003eReplaces original Weber part numbers such as 7638, 7525, 7527, 65619, 65906.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with Genesis Silver A models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does 9mm solid‑rod construction improve grilling performance?\u003c\/h3\u003e\n\u003cp\u003eThe thicker 9mm solid rods increase mass and thermal capacity, so the grate holds heat better and recovers temperature faster after you add food. The dense stainless steel bars also resist bending and remain true under heavy cookware or repeated thermal cycling.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e9mm diameter solid rods for improved heat retention and even sear marks.\u003c\/li\u003e\n  \u003cli\u003eSUS304 stainless resists rust and stands up to grilling temperatures.\u003c\/li\u003e\n  \u003cli\u003eHeavier 16.98 lb construction reduces warping and shifting during use.\u003c\/li\u003e\n  \u003cli\u003eSolid rods create durable contact points for consistent grill marks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I care for and clean these stainless steel grates?\u003c\/h3\u003e\n\u003cp\u003eRoutine maintenance is straightforward: preheat to burn off residue, brush with a stainless bristle or nylon grill brush, and wipe with a damp cloth. For tougher buildup, soak in warm soapy water or use a dedicated stainless cleaner; avoid harsh abrasive pads that can scratch the finish.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePreheat grill to loosen food then brush clean before cooling.\u003c\/li\u003e\n  \u003cli\u003eUse warm water and mild detergent for periodic deep cleaning.\u003c\/li\u003e\n  \u003cli\u003eDry completely to maintain corrosion resistance and prevent spotting.\u003c\/li\u003e\n  \u003cli\u003eAvoid aggressive chemicals that can harm stainless surface passivation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the exact dimensions and package details I should expect?\u003c\/h3\u003e\n\u003cp\u003eEach grate measures 17.4 x 11.7 inches; the set covers the full 17.4 x 23.4‑inch combined cooking area typical for Spirit 300 grills. They are supplied as a pair, ready to drop into your existing grate supports without modification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle grate: 17.4 x 11.7 inches. Pair combined: 17.4 x 23.4 inches.\u003c\/li\u003e\n  \u003cli\u003eMaterial: SUS304 solid stainless steel rods, 9mm diameter.\u003c\/li\u003e\n  \u003cli\u003ePackage contains two grates weighing approximately 16.98 pounds total.\u003c\/li\u003e\n  \u003cli\u003eDesigned as direct replacements for many Weber factory grids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Home grillers who own a Weber Spirit 300 or Spirit II 300 series (or compatible Genesis\/Smokefire models) and want a long‑lasting, replacement cooking surface that improves heat retention and resists warping. It’s ideal for people who cook frequently, use heavy cast iron cookware, or want better sear performance without replacing the whole grill. If you need exact compatibility, check your model and part number list against the included references before ordering.\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: Do these grates replace Weber part 7638?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, they replace part numbers like 7638, 7525, 7527, and others for Spirit 300\/Spirit II 300 models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these stainless grates dishwasher safe?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Not recommended; hand wash with warm soapy water or brush after preheating for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"QuliMetal","offers":[{"title":"Default Title","offer_id":54210277703864,"sku":"B09NMBFB5C","price":288.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/qulimetal-front-packaging-grates_9896356c-1faf-46a3-be89-8e24fdaa6f7c.jpg?v=1790678383","url":"https:\/\/canadianlawn.ca\/products\/qulimetal-9mm-sus304-grill-grates-for-weber-spirit-300-spirit-ii-300-pair-heavy-duty-stainless-for-better-heat-retention","provider":"Canadian Lawn","version":"1.0","type":"link"}