{"product_id":"mkekexe-pto-overrunning-clutch-coupler-1-3-8-6-spline-male-female-heavy-duty-alloy-steel-quick-release-black","title":"Mkekexe PTO Overrunning Clutch Coupler — 1-3\/8\" 6-Spline Male \u0026 Female, Heavy-Duty Alloy Steel, Quick-Release (Black)","description":"\u003cp\u003e\u003cstrong\u003eMkekexe heavy-duty PTO overrunning clutch coupler is a quick-release, replaceable tractor PTO connector with female and male 1-3\/8\" 6-spline ends for reliable power transfer and safe overrunning protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement PTO quick-release coupler is engineered for demanding field and construction use where a durable, easy-to-service driveline component is needed. Machined from quenched alloy steel, finished with corrosion-resistant paint, and designed to fit common 1-3\/8\" 6-spline tractor shafts, it balances strength, wear resistance, and practical serviceability. The coupler offers overrunning (freewheeling) capability to protect implements during deceleration and provides a fast-release connection to speed up hook-up and maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eHow tough and durable is this PTO coupler under real working conditions?\u003c\/h3\u003e\n\u003cp\u003eThe Mkekexe coupler uses high-strength alloy steel that has been quenched for increased hardness and wear resistance, then spray-finished to resist rust and abrasion. It’s tested for rugged jobs up to a specified torque and horsepower rating to help ensure a long service life in typical agricultural and light-construction settings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: quenched alloy steel for improved hardness\u003c\/li\u003e\n  \u003cli\u003eSurface: spray-painted to reduce corrosion and wear\u003c\/li\u003e\n  \u003cli\u003eService life: designed for repeated hookups and field use\u003c\/li\u003e\n  \u003cli\u003eQuality control: manufactured under ISO 9001 and IATF 16949 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the exact size, torque and power limits I should expect?\u003c\/h3\u003e\n\u003cp\u003eThis replacement coupler features both female and male 1-3\/8\" 6-spline ends with an overall length of 7.3 inches. It is rated to handle up to 2400 Nm of torque and a maximum of 75 HP; the manufacturer advises against installation on tractors rated over 60 HP for safe, long-term operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInput\/output: female 1-3\/8\" 6-spline and male 1-3\/8\" 6-spline\u003c\/li\u003e\n  \u003cli\u003eOverall length: 7.3 inches (approx.)\u003c\/li\u003e\n  \u003cli\u003eMax torque: 2400 Nm\u003c\/li\u003e\n  \u003cli\u003eMax HP: 75 (not recommended for tractors over 60 HP)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich tractors and implements will this quick-release coupler work with?\u003c\/h3\u003e\n\u003cp\u003eThe Mkekexe unit is built to fit common PTO interfaces and works with many tractor brands and implements that use the 1-3\/8\" 6-spline standard. It suits a wide range of farm and light construction gear, but you should confirm spline count and shaft diameter before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible brands: John Deere, Kubota, Massey Ferguson, Allis Chalmers, Case-IH, White-Oliver-Moline\u003c\/li\u003e\n  \u003cli\u003eUse cases: tractors, harvesters, mowers, balers, tillers, light construction PTO-driven machinery\u003c\/li\u003e\n  \u003cli\u003eInstallation tip: verify spline count and shaft diameter match 1-3\/8\" 6-spline\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support come with the product?\u003c\/h3\u003e\n\u003cp\u003eMkekexe backs this coupler with a one-year free warranty and factory quality systems certified to ISO 9001 and IATF 16949. If you have fitment questions or concerns about dimensions, the seller requests you contact them by email before purchasing to confirm the correct part.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWarranty: one-year free warranty from purchase\u003c\/li\u003e\n  \u003cli\u003eQuality: produced under ISO 9001 and IATF 16949 processes\u003c\/li\u003e\n  \u003cli\u003ePre-purchase: check part numbers and dimensions with seller email support\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Farmers, contractors, and equipment owners who need a robust, quick-release PTO coupler that provides overrunning protection and fits 1-3\/8\" 6-spline shafts. It’s best suited for tractors and implements within the rated torque and horsepower limits, and for users who value a corrosion-resistant finish, ISO-certified manufacturing, and available warranty support.\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 this coupler compatible with my tractor?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your PTO shaft is 1-3\/8\" with 6 splines; if so, this coupler fits many common brands but confirm dimensions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this on tractors over 60 HP?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The coupler is rated to 75 HP maximum but the manufacturer advises against use on tractors over 60 HP for safe longevity.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Mkekexe","offers":[{"title":"Default Title","offer_id":54208871104696,"sku":"B0F9Y73SQP","price":163.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/mkekexe-front-view-coupler_f2b7adf3-16b6-4920-8034-fba97411c114.jpg?v=1790667195","url":"https:\/\/canadianlawn.ca\/products\/mkekexe-pto-overrunning-clutch-coupler-1-3-8-6-spline-male-female-heavy-duty-alloy-steel-quick-release-black","provider":"Canadian Lawn","version":"1.0","type":"link"}