{"product_id":"john-deere-mower-blades-uc22010-3-pack-replacement-for-m143520-hardened-carbon-boron-steel-fits-42-60in-decks","title":"John Deere mower blades UC22010 3-pack — replacement for M143520, hardened carbon-boron steel, fits 42–60in decks","description":"\u003cp\u003e\u003cstrong\u003eHigh-strength OEM John Deere UC22010 replacement blades (3-pack) engineered to restore cutting performance on compatible mowers and compact tractors.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese three genuine-style mower blades (John Deere part UC22010, replaces M143520) are intended for a wide range of John Deere lawn and compact tractor decks. Made from a hardened carbon-boron steel blend, they are built for edge retention and resistance to bending so your deck recovers consistent mulching and discharge performance after wear or impact. Check your operator's manual to confirm fit before purchasing.\u003c\/p\u003e\n\n\u003ch3\u003eWhich machines will these blades fit?\u003c\/h3\u003e\n\u003cp\u003eUC22010 blades fit numerous John Deere lawn tractors, ZTrak mowers, and compact utility tractors across many deck sizes. Compatibility covers X-series, GX-series, Z-series, and several compact utility and signature models—especially decks sized 42, 44, 48, 54, and 60 inches.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 1023E\/1025R\/1026R\/2025R compact tractors and many 3- and 4-series models.\u003c\/li\u003e\n  \u003cli\u003eFits GX255\/GX325\/GX335\/GX345\/GX355, and a variety of X500–X700 series decks.\u003c\/li\u003e\n  \u003cli\u003eDesigned for ZTrak and EZtrak zero-turn models such as Z375R, Z330\/325 series, and more.\u003c\/li\u003e\n  \u003cli\u003eAlways cross-check your deck model and blade part number in the operator manual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these blades improve cutting and deck performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn or nicked blades restores a cleaner cut, reduces tearing of grass, and helps the deck move clippings efficiently. The carbon-boron construction delivers a stiff, durable edge that stays sharper longer than basic steel blades.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSharper edge for cleaner cuts and healthier turf appearance.\u003c\/li\u003e\n  \u003cli\u003eStiffer metal minimizes bending and vibration under load.\u003c\/li\u003e\n  \u003cli\u003eUniform geometry maintains proper airflow for mulching and bagging.\u003c\/li\u003e\n  \u003cli\u003eThree-blade pack supplies enough spares for multiple decks or future replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before installing these blades?\u003c\/h3\u003e\n\u003cp\u003eConfirm blade orientation, center hole alignment, and that your deck’s spindle and hardware are in good condition. Using the correct torque and replacing worn bolts or keyed hardware prevents slipping and ensures safe rotation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify UC22010\/M143520 matches the part called for in your manual.\u003c\/li\u003e\n  \u003cli\u003eInspect spindle, blade bolt, and key for wear before fitting new blades.\u003c\/li\u003e\n  \u003cli\u003eInstall blades with recommended torque and correct cutting-edge direction.\u003c\/li\u003e\n  \u003cli\u003eBalance blades if you feel vibration after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will these blades last and how can I extend their life?\u003c\/h3\u003e\n\u003cp\u003eBlade life depends on usage, terrain, and contact with foreign objects; typical users replace blades annually or after a damaging impact. Regular sharpening, avoiding repeated strikes on hard obstacles, and cleaning after use will prolong edge life and maintain performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSharpen or rotate blades seasonally to keep an even edge.\u003c\/li\u003e\n  \u003cli\u003eAvoid rocks, roots, and metal debris when mowing to reduce chips and cracks.\u003c\/li\u003e\n  \u003cli\u003eClean grass buildup and moisture from blades to limit corrosion.\u003c\/li\u003e\n  \u003cli\u003eKeep a spare set (this 3-pack) on hand for timely swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Owners and operators of John Deere lawn tractors, zero-turn mowers, and compact utility tractors who need a genuine-style replacement blade that restores cutting quality and deck airflow. This three-pack suits homeowners who maintain multiple machines, service shops replacing blades for customers, and anyone who prefers OEM-replacement geometry and material specification over generic alternatives. Always compare your tractor’s part numbers and deck size with UC22010 or the prior M143520 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: Is UC22010 the same as M143520?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. UC22010 replaces prior part number M143520 and matches the same fit and specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can one 3-pack cover multiple decks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Possibly—depending on deck blade count. Many decks use one blade per spindle; check your deck's blade quantity first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"John Deere","offers":[{"title":"Default Title","offer_id":56819952058708,"sku":"B07RV5CHZW","price":99.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/john-deere-uc22010-front-packaging.jpg?v=1786964008","url":"https:\/\/gardenluxe.co.uk\/products\/john-deere-mower-blades-uc22010-3-pack-replacement-for-m143520-hardened-carbon-boron-steel-fits-42-60in-decks","provider":"Gardenluxe Uk","version":"1.0","type":"link"}