{"title":"FlexDrive Mark IV Units","description":null,"products":[{"product_id":"lower-unit-mark-iv-mark-iv-prop","title":"Mark IV Lower Unit \u0026 Prop","description":"\u003cp\u003eThe \u003cstrong\u003eMark IV Lower Unit with Mark IV Prop\u003c\/strong\u003e is engineered for superior efficiency, durability, and power transfer. Designed for optimal hydrodynamics, the Mark IV Lower Unit ensures smooth operation, reduced drag, and increased thrust, making it an ideal choice for performance-driven applications. Paired with the \u003cstrong\u003eMark IV Prop\u003c\/strong\u003e, this system delivers \u003cstrong\u003emaximum torque conversion \u003c\/strong\u003eand exceptional durability in demanding conditions. Whether you're navigating open waters or maneuvering through challenging environments, the Mark IV Lower Unit and Prop combination provides the reliability and performance you need to stay ahead.\u003c\/p\u003e","brand":"Jackson Kayak","offers":[{"title":"Default Title","offer_id":48423701315778,"sku":"71814","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/8357\/9586\/files\/71814__03486.1738258713.1280.1280.jpg?v=1784152403"},{"product_id":"flex-drive-mark-iv-upper-unit","title":"Flex Drive Mark IV Upper Unit","description":"\u003cp\u003e\u003cspan\u003eReady to upgrade? The Flex Drive MKIV is here. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe Flex Drive Mark IV stands out as the sole drive system in the market featuring an auto-retracting lower unit for shallow waters, a versatile three-position dagger board, and a sealed pedal system that operates seamlessly in both forward and reverse. These innovations are backed by Jackson Kayak's renowned warranty and top-notch customer service.\u003c\/p\u003e\n\u003cp\u003eWith improved speed, smoother operation, reduced noise, and enhanced durability, the Flex Drive Mark IV empowers you to get even closer to the action on the water.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLearn more about the Flex Drive Mark IV \u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"http:\/\/hub.jacksonkayak.com\/flex-drive-mark-iv\" rel=\"noopener\" target=\"_blank\"\u003ehere\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e. \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eFaster than ever.\u003c\/strong\u003e Our latest upgrades have made the drive more efficient, and that allows us to use a more aggressive prop for faster speeds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e3:1 Pedal drive input, fed in to a 4:1 spiral bevel gear input\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eSmoother\u003c\/strong\u003e. The new belt driven system and increased diameter in the FD cable pedals smoother than all previous versions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuieter\u003c\/strong\u003e. Upgraded bearings keep the drive whisper-quiet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore Durable\u003c\/strong\u003e. Industry-tested technology make the FD tougher than ever.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVirtually Maintenance Free.\u003c\/strong\u003e The upper unit is now in a sealed oil bath - no more topping up the grease. All you need to do is make sure it is rinsed after every outing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Tough.\u003c\/strong\u003e We've logged hundreds of hours of saltwater and freshwater testing. Every drive is checked and double-checked for quality.\u003c\/li\u003e\n\u003cli\u003eTwo-Year manufacturer warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eIDEAL APPLICATION\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003eBackwards compatible with all our FD model kayaks. You will need both the Mark IV upper AND lower units, as the shaft is wound in reverse with the Mark IV.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"Jackson Kayak","offers":[{"title":"Default Title","offer_id":48423701905602,"sku":"71813","price":699.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/8357\/9586\/files\/71813__29146.1738258643.1280.1280.jpg?v=1784152406"},{"product_id":"mark-iv-upper-lower-prop-complete-upgrade","title":"Flex Drive Mark IV Upper, Lower \u0026 Prop Complete Upgrade","description":"\u003cdiv class=\"jk-fd4\"\u003e\n  \u003ch4 class=\"jk-fd4__title\"\u003eReady to upgrade your pedal drive experience? Meet the FlexDrive Mark IV.\u003c\/h4\u003e\n\n  \u003cp\u003eThe FlexDrive Mark IV stands out in the market, featuring an auto-retracting lower unit for shallow waters, a versatile three-position dagger board, and a sealed pedal system that operates effortlessly in both forward and reverse. These innovations are backed by Jackson Kayak's renowned warranty and top-notch customer service.\u003c\/p\u003e\n\n  \u003cp\u003eWith improved speed, smoother operation, reduced noise, and enhanced durability, the FlexDrive Mark IV gives you the engine you need to fish further, longer, and harder.\u003c\/p\u003e\n\n  \u003cdetails class=\"jk-fd4__item\"\u003e\n    \u003csummary\u003eFEATURES\u003c\/summary\u003e\n    \u003cdiv class=\"jk-fd4__body\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eFaster than ever.\u003c\/strong\u003e Our latest upgrades have made the drive more efficient, and that allows us to use a more aggressive prop for faster speeds.\u003c\/li\u003e\n        \u003cli\u003e3:1 pedal drive input, fed into a 4:1 spiral bevel gear input.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eSmoother.\u003c\/strong\u003e The new belt-driven system and increased diameter in the FD cable pedals smoother than all previous versions.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eQuieter.\u003c\/strong\u003e Upgraded bearings keep the drive whisper-quiet.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eMore durable.\u003c\/strong\u003e Industry-tested technology makes the FD tougher than ever.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eVirtually maintenance free.\u003c\/strong\u003e The upper unit is now in a sealed oil bath, so no more topping up the grease. All you need to do is make sure it is rinsed after every outing.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eTested tough.\u003c\/strong\u003e We've logged hundreds of hours of saltwater and freshwater testing. Every drive is checked and double-checked for quality.\u003c\/li\u003e\n        \u003cli\u003eTwo-year manufacturer warranty.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"jk-fd4__item\"\u003e\n    \u003csummary\u003eComplete Walkthrough Video\u003c\/summary\u003e\n    \u003cdiv class=\"jk-fd4__body\"\u003e\n      \u003cdiv class=\"jk-fd4__video\"\u003e\n        \u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/hCX2_7Pbfek\" title=\"FlexDrive Mark IV Complete Walkthrough\" loading=\"lazy\" allow=\"accelerometer; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n  \n  \u003cdetails class=\"jk-fd4__item\"\u003e\n    \u003csummary\u003eIdeal Application\u003c\/summary\u003e\n    \u003cdiv class=\"jk-fd4__body\"\u003e\n      \u003cp\u003eYou can simply upgrade ANY of Jackson's FD boats with this unit. Everything but the socket wrench is included. See the \u003ca href=\"https:\/\/youtu.be\/DCekToYIbGg\" target=\"_blank\" rel=\"noopener\"\u003eupgrade video here\u003c\/a\u003e.\u003c\/p\u003e\n      \u003cp\u003eBackwards compatible with all our FD model kayaks. Will require a complete replacement of upper and lower unit.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.jk-fd4 { margin: 24px 0 0; }\n.jk-fd4__title {\n  font-family: 'Oswald', sans-serif;\n  font-weight: 700;\n  text-transform: uppercase;\n  margin: 0 0 12px;\n}\n.jk-fd4 a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }\n.jk-fd4 a:hover { color: #000; background: #F1C400; }\n\n.jk-fd4__item { border-top: 2px solid #000; }\n.jk-fd4__item:last-of-type { border-bottom: 2px solid #000; }\n\n.jk-fd4__item summary {\n  list-style: none;\n  cursor: pointer;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  padding: 14px 4px;\n  font-family: 'Oswald', sans-serif;\n  font-weight: 700;\n  font-size: 1.1em;\n  text-transform: uppercase;\n  letter-spacing: .04em;\n}\n.jk-fd4__item summary::-webkit-details-marker { display: none; }\n.jk-fd4__item summary::after {\n  content: '+';\n  flex: none;\n  width: 28px; height: 28px;\n  line-height: 28px;\n  text-align: center;\n  font-size: 1.3em;\n  background: #F1C400;\n  color: #000;\n  transition: transform .2s ease;\n}\n.jk-fd4__item[open] summary::after { content: '\\2212'; }\n.jk-fd4__item summary:hover { background: #fafafa; }\n.jk-fd4__item summary:focus-visible { outline: 3px solid #F1C400; outline-offset: 2px; }\n\n.jk-fd4__body { padding: 4px 4px 10px; }\n\n.jk-fd4__body ul { margin: 0; padding-left: 1.2em; }\n.jk-fd4__body li { margin-bottom: 8px; }\n.jk-fd4__body p:last-child { margin-bottom: 0; }\n\n.jk-fd4__video { position: relative; aspect-ratio: 16 \/ 9; }\n.jk-fd4__video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }\n\u003c\/style\u003e","brand":"Jackson Kayak","offers":[{"title":"Default Title","offer_id":48424837513410,"sku":"71812","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/8357\/9586\/files\/71812__74725.1712850021.1280.1280.jpg?v=1784156802"}],"url":"https:\/\/jacksonkayak.com\/collections\/flexdrive-mark-iv-units.oembed","provider":"Jackson Kayak","version":"1.0","type":"link"}