{"product_id":"john-deere-o-ring-r158521","title":"John Deere O-Ring - R158521","description":"\u003cdiv\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine OEM seal\u003c\/strong\u003e—designed to meet John Deere original equipment specifications for reliable sealing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable elastomer construction\u003c\/strong\u003e—resists heat, pressure, and exposure to hydraulic, diesel fluids, and related media.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLeak-resistant design\u003c\/strong\u003e—helps prevent fluid loss and contamination ingress in high-temperature, high-pressure systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimple replacement\u003c\/strong\u003e—ideal for servicing components where the original O-ring has worn, cracked, or hardened.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile fitment\u003c\/strong\u003e—used in a variety of joints, fittings, housings, and connections where the specified part number is required.\u003c\/li\u003e \u003cli\u003eIdeal for replacement sealing on John Deere tractors, construction equipment, and other machinery where part \u003cstrong\u003eR158521\u003c\/strong\u003e is specified.\u003c\/li\u003e \u003cli\u003eCommon applications include hydraulic connections, pump housings, transmission components, fuel system fittings and engine housings—where a fluid-tight seal is critical for performance and safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e O-Ring \/ sealing gasket\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e R158521\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Rubber\/elastomer sealing ring\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Provides a fluid-tight seal in compatible John Deere equipment systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Prevents leakage of oil, hydraulic fluid, fuel or other liquids in assemblies requiring a compatible O-ring\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement guidance:\u003c\/strong\u003e Replace the O-ring whenever components are serviced or replaced to maintain sealing integrity\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompatible models:\u003c\/strong\u003e John Deere equipment across multiple lines, including Compact Utility Tractors (4M, 5M, 5E); Utility \u0026amp; Row-Crop Tractors (6M, 6R); Heavy Utility \u0026amp; High-Horsepower Tractors (7R, 8R); Industrial, Turf \u0026amp; Construction Machines (loaders, excavators, harvesters).\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine platforms:\u003c\/strong\u003e Common on 4.5L and 6.8L John Deere diesel engines and associated hydraulic\/pump interfaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Exact compatibility varies by model, system and serial number—always confirm fitment with your machine’s parts diagram or dealer lookup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"John Deere","offers":[{"title":"Default Title","offer_id":57894615515517,"sku":null,"price":1.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/9190\/9056\/files\/download.jpg?v=1772625635","url":"https:\/\/ripongroundcare.com\/products\/john-deere-o-ring-r158521","provider":"Ripon Ground Care","version":"1.0","type":"link"}