{"product_id":"replacement-75hp-gearbox-for-international-rotary-cutters-fits-all-75hp-models","title":"75HP Rotary Cutter Gearbox Replacement, 1-3\/8\" 6-Spline Input Shaft, 1:1.46 Speed Up Ratio Fits 5ft 6ft 7ft Rotary Mower","description":"\u003cdiv class=\"a-section a-spacing-small\" id=\"productDescription\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eReplacement 75hp Gearbox\u003c\/strong\u003e for International Rotary Cutters. Premium aftermarket gearbox engineered for all 75hp models. Features 1-3\/8\" input shaft with 6 splines and 1.97\" diameter output shaft with 15 tapered splines. Delivers reliable power transmission for rotary cutting operations with exact fit guarantee.\u003c\/p\u003e\n\u003ch2 style=\"font-family: Arial, sans-serif; color: #0056b3; border-bottom: 1px solid #ccc; padding-bottom: 5px; margin-top: 20px;\"\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Shaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Shaft Splines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 Splines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Shaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.97\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Shaft Splines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 Tapered Splines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Pattern\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\" with one hole under input shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare or Round (Interchangeable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternational Rotary Cutters - 75hp Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-family: Arial, sans-serif; color: #0056b3; border-bottom: 1px solid #ccc; padding-bottom: 5px; margin-top: 20px;\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cp\u003eSquare and round housing versions are fully interchangeable. Verify shaft dimensions and spline counts match your original equipment before ordering. Designed as a direct replacement for all \u003cstrong\u003e75hp International Rotary Cutter\u003c\/strong\u003e models.\u003c\/p\u003e","brand":"Buymachineryparts","offers":[{"title":"Default Title","offer_id":49228108759299,"sku":"00000099255","price":466.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7831\/8851\/files\/2026070810452536850mkbg3lpvv54amkjefh1oem2uq4.png178347872517196700474.png?v=1783478828","url":"https:\/\/www.buymachineryparts.com\/pt\/products\/replacement-75hp-gearbox-for-international-rotary-cutters-fits-all-75hp-models","provider":"Buymachineryparts","version":"1.0","type":"link"}