{"product_id":"ezgo-st-express-2008-2012-48v-fleet-lithium-conversion-kit","title":"EZGO ST Express (2008-2012) 48V Lithium Battery Conversion Kit — Fleet Lithium","description":"\u003ch2\u003eUpgrade Your E-Z-GO ST Express to Fleet Lithium\u003c\/h2\u003e\u003cp\u003eThe ST Express is a hauler, and eight 6V flooded batteries are about 420 lb of what it is hauling. One 51V Fleet Lithium pack takes roughly 300 lb back for payload, keeps full torque loaded, and ends the weekly watering and terminal cleaning that a work vehicle never gets on schedule.\u003c\/p\u003e\u003ch3\u003eChoose Your Capacity\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003cth\u003eRange*\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e51V 65Ah\u003c\/td\u003e\n\u003ctd\u003eUp to 27 mi\u003c\/td\u003e\n\u003ctd\u003eStock carts only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e51V 105Ah\u003c\/td\u003e\n\u003ctd\u003eUp to 50 mi\u003c\/td\u003e\n\u003ctd\u003eDaily driving\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e51V 168Ah\u003c\/td\u003e\n\u003ctd\u003eUp to 75 mi\u003c\/td\u003e\n\u003ctd\u003eAll-day use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e51V 210Ah\u003c\/td\u003e\n\u003ctd\u003eUp to 90 mi\u003c\/td\u003e\n\u003ctd\u003eMax range, fleet use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e65Ah is for stock motors and controllers only. If your cart is lifted, loaded, or running an upgraded motor or controller, start at 105Ah.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e51V NexGen Fleet Lithium LiFePO4 Battery (selected capacity)\u003c\/li\u003e\n\u003cli\u003eCH5618 — 58.4V 18A LiFePO4 Smart Charger\u003c\/li\u003e\n\u003cli\u003eVehicle-specific mounting bracket kit — matched to your cart's factory battery tray\u003c\/li\u003e\n\u003cli\u003eAC0219 — AC Power Connector\u003c\/li\u003e\n\u003cli\u003eCable Set\u003c\/li\u003e\n\u003cli\u003eDigital State-of-Charge Gauge\u003c\/li\u003e\n\u003cli\u003eAll mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e300A NexGen BMS with 800A peak surge\u003c\/li\u003e\n\u003cli\u003ePatent-pending fire suppression system\u003c\/li\u003e\n\u003cli\u003eBuilt-in cold-weather heater — activates automatically below 32°F (standard, not an add-on)\u003c\/li\u003e\n\u003cli\u003eBluetooth monitoring — voltage, temp and cycle count from your phone\u003c\/li\u003e\n\u003cli\u003e10-year warranty — designed and assembled in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment Guide\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOEM Model\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eFactory Battery Tray\u003c\/th\u003e\n\u003cth\u003eBracket Shipped\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eE-Z-GO ST Express\u003c\/td\u003e\n\u003ctd\u003e2008–2012\u003c\/td\u003e\n\u003ctd\u003e8x 6V\u003c\/td\u003e\n\u003ctd\u003eMatched to your tray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhich Do You Have?\u003c\/h3\u003e\u003cp\u003eThis kit is for the electric 48V ST Express with eight 6V batteries. Gas models and voltage-converted vehicles are not covered.\u003c\/p\u003e\u003ch3\u003eWill It Work With My Controller?\u003c\/h3\u003e\u003cp\u003eThe ST Express uses E-Z-GO's 48V PDS\/SepEx DC drive. The 51V Fleet pack drops straight in with no controller work.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch4\u003eWill this fit my ST Express?\u003c\/h4\u003e\u003cp\u003eYes, for the electric 48V eight 6V build.\u003c\/p\u003e\u003ch4\u003eHow much payload do I get back?\u003c\/h4\u003e\u003cp\u003eAbout 300 lb versus the factory lead pack.\u003c\/p\u003e\u003ch4\u003eDoes it fit gas ST models?\u003c\/h4\u003e\u003cp\u003eNo — electric only.\u003c\/p\u003e\u003ch4\u003eHow long does installation take?\u003c\/h4\u003e\u003cp\u003e30–60 minutes with basic hand tools.\u003c\/p\u003e\u003ch4\u003eDoes it work in cold weather?\u003c\/h4\u003e\u003cp\u003eYes. The built-in heater activates automatically below 32°F — standard on every pack.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e*Range estimates are maximums under ideal conditions (flat terrain, single rider, 12–15 mph, 70°F). Actual range varies with terrain, weight, speed, and temperature.\u003c\/em\u003e\u003c\/p\u003e","brand":"Fleet Lithium","offers":[{"title":"51V 65Ah","offer_id":54579086197011,"sku":"EZSTE-5165","price":1763.0,"currency_code":"USD","in_stock":false},{"title":"51V 105Ah","offer_id":54579086229779,"sku":"EZSTE-51105","price":2267.0,"currency_code":"USD","in_stock":false},{"title":"51V 168Ah","offer_id":54579086262547,"sku":"EZSTE-51168","price":3349.0,"currency_code":"USD","in_stock":true},{"title":"51V 210Ah (Dual 105Ah)","offer_id":54579086295315,"sku":"EZSTE-51210","price":3963.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/5534\/7731\/files\/ezgo-st-express-2008-2012-48v-65ah-battery-bundle.png?v=1787048707","url":"https:\/\/fleetlithium.com\/products\/ezgo-st-express-2008-2012-48v-fleet-lithium-conversion-kit","provider":"Fleet Lithium - High Performance Lithium Batteries","version":"1.0","type":"link"}