{"product_id":"ezgo-express-s2-2021-2022-72v-fleet-lithium-conversion-kit","title":"EZGO Express S2 (2021-2022) 72V Lithium Battery Conversion Kit — Fleet Lithium","description":"\u003ch2\u003eUpgrade Your E-Z-GO Express S2 to Fleet Lithium\u003c\/h2\u003e\u003cp\u003eA 72V Express S2 with six 12V flooded batteries carries about 400 lb of lead that you paid for in acceleration and range every single day. The 76.8V Fleet Lithium pack keeps the speed and torque the 72V platform is known for while cutting roughly 250 lb, charging in a fraction of the time, and needing zero maintenance for the life of the warranty.\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\u003e76.8V 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\u003e76.8V 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\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e76.8V NexGen Fleet Lithium LiFePO4 Battery (selected capacity)\u003c\/li\u003e\n\u003cli\u003eCH8713 — 87.6V 13A 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 Express S2\u003c\/td\u003e\n\u003ctd\u003e2021–2022\u003c\/td\u003e\n\u003ctd\u003e6x 12V\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 72V lead-acid S2. If your cart came with a factory ELiTE lithium pack, it uses a different architecture and is not covered.\u003c\/p\u003e\u003ch3\u003eWill It Work With My Controller?\u003c\/h3\u003e\u003cp\u003eThe S2's 350A 72V AC drive accepts the 76.8V Fleet pack directly. No reprogramming and no controller upgrade.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch4\u003eWill this fit my Express S2?\u003c\/h4\u003e\u003cp\u003eYes, if it has six 12V lead-acid batteries.\u003c\/p\u003e\u003ch4\u003eDoes it fit a factory ELiTE lithium S2?\u003c\/h4\u003e\u003cp\u003eNo.\u003c\/p\u003e\u003ch4\u003eWhich capacity should I pick?\u003c\/h4\u003e\u003cp\u003e105Ah covers most daily use. Choose 168Ah for all-day or loaded duty.\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":"76.8V 105Ah","offer_id":54579083739411,"sku":"EZEST-76105","price":3402.0,"currency_code":"USD","in_stock":true},{"title":"76.8V 168Ah","offer_id":54579083772179,"sku":"EZEST-76168","price":4487.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/5534\/7731\/files\/ezgo-express-s2-2021-2022-72v-105ah-battery-bundle.png?v=1787048430","url":"https:\/\/fleetlithium.com\/products\/ezgo-express-s2-2021-2022-72v-fleet-lithium-conversion-kit","provider":"Fleet Lithium - High Performance Lithium Batteries","version":"1.0","type":"link"}