{"product_id":"jyleyj-42-inch-mulching-blades-for-john-deere-mowers-2-pack-hardened-steel-21-25-x-2-75","title":"JYLEYJ 42-Inch Mulching Blades for John Deere Mowers — 2-Pack, Hardened Steel 21.25\" x 2.75\"","description":"\u003cp\u003e\u003cstrong\u003eThese are replacement mulching blades by JYLEYJ engineered to fit 42-inch John Deere mower decks, supplied as a two-blade pack that restores cutting performance and improves clippings distribution.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen your mower's blades are worn, cutting quality drops and grass clippings can clump or scatter unevenly. The JYLEYJ GX22151\/GY20850 set replaces OEM numbers AM137333, AM137328 and AM141033, offering compatible geometry for many John Deere 42\" decks and select Husqvarna applications. Built from hardened steel with an engineered stress profile, these blades are intended to resist cracking, bending and accelerated wear so you can mow more efficiently with fewer replacements.\u003c\/p\u003e\n\n\u003ch3\u003eWhich mower models will these blades fit?\u003c\/h3\u003e\n\u003cp\u003eThese blades are designed for a broad range of John Deere lawn tractors and mowers that use a 42-inch deck. Always verify your deck size and blade mounting pattern before ordering to ensure proper fit and safe operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits John Deere D100, D105, D110, D120, D125, D130 with 42\" decks\u003c\/li\u003e\n  \u003cli\u003eCompatible with LA100, LA105, LA110, LA115, LA120, LA125, LA135 42\" models\u003c\/li\u003e\n  \u003cli\u003eWorks with models 102, 105, 107S, 115, 125, 135 and E100–E130 series using 42\" decks\u003c\/li\u003e\n  \u003cli\u003eAlso fits S100–S120, S240, X105–X125, X300 and Z225–Z235 provided the blade pattern matches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these blades improve cutting and mulching performance?\u003c\/h3\u003e\n\u003cp\u003eThe blade profile and sharpened edges are optimized for mulching, recutting clippings repeatedly to produce finer particles that return nutrients to the lawn. Their balance and reinforced throat reduce vibration and deliver a more uniform cut, helping prevent scalping and striping when properly installed and maintained.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e21 1\/4\" length and 2 3\/4\" width for correct deck coverage\u003c\/li\u003e\n  \u003cli\u003eThicker 0.157\" steel resists deformation under load\u003c\/li\u003e\n  \u003cli\u003e7-point star center hole matches common John Deere mounting patterns\u003c\/li\u003e\n  \u003cli\u003eEngineered stress distribution to reduce cracks and wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the specifications and materials of these replacement blades?\u003c\/h3\u003e\n\u003cp\u003eEach blade measures 21.25 inches long, 2.75 inches wide and 0.157 inches thick. The center mounting uses a 7-point star pattern for secure attachment. The steel construction is heat-treated and shaped to improve strength while maintaining a sharpenable edge for periodic reconditioning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBlade length: 21 1\/4\" (54 cm) — standard for many 42\" decks\u003c\/li\u003e\n  \u003cli\u003eBlade thickness: 0.157\" for improved rigidity and longevity\u003c\/li\u003e\n  \u003cli\u003eCenter hole: 7-point star pattern for OEM-style mounting\u003c\/li\u003e\n  \u003cli\u003ePack contents: two replacement blades per purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain and install these blades safely?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires raising the mower safely, removing the battery and following manufacturer torque specs for blade bolts. Keep blades sharp and balanced — sharpen both edges evenly and check for nicks; replace if severely damaged. Regular inspection prevents vibration-related issues and ensures even cutting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDisconnect spark plug and stabilize mower before working underneath\u003c\/li\u003e\n  \u003cli\u003eUse correct bolts and torque to OEM specifications when mounting\u003c\/li\u003e\n  \u003cli\u003eSharpen and balance blades periodically for best performance\u003c\/li\u003e\n  \u003cli\u003eReplace blades if bent, cracked, or excessively worn\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The JYLEYJ GX22151\/GY20850 two-pack is aimed at homeowners and groundskeepers who own John Deere or compatible mowers with a 42-inch deck and need durable mulching blades that match OEM fitment. It suits users who prefer to extend mower life with quality replacements, want improved mulching results, and value a product backed by a 24-month after-sales warranty. If you’re unsure about fitment, check your mower’s blade part number or mounting pattern before purchase to confirm compatibility.\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 blades match John Deere OEM part numbers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, they are designed to replace AM137333, AM137328 and AM141033 and match similar OEM fitments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How thick are the blades and how many are included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each blade is 0.157\" thick and the package contains two replacement blades.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JYLEYJ","offers":[{"title":"Default Title","offer_id":56830088544596,"sku":"B0D61Y33MJ","price":76.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/jyleyj-front-packaging-blades_9101771c-57ec-4b79-9977-2cc52a7b73cc.jpg?v=1787001128","url":"https:\/\/gardenluxe.co.uk\/products\/jyleyj-42-inch-mulching-blades-for-john-deere-mowers-2-pack-hardened-steel-21-25-x-2-75","provider":"Gardenluxe Uk","version":"1.0","type":"link"}