Upgrade Your Gorilla EV to Fleet Lithium (72V) Replace the factory lead-acid batteries in your Gorilla EV 72V model with a high-performance 76.8V LiFePO4 pack from Fleet Lithium. Complete conversion kit — battery, charger, bracket, cables, and all hardware included. Choose Your Capacity Capacity Range Best For 76.8V 105Ah Up to 75 mi Daily driving 76.8V 168Ah Up to 95 mi Max range, all-day use What's Included 76.8V NexGen Fleet Lithium LiFePO4 Battery (selected capacity) CH8713 — 87.6V 13A LiFePO4 Smart Charger BR5208 — Gorilla EV 72V Bracket Kit AC0219 — AC Power Connector CB0917 — Cable Set (35.4") Digital State-of-Charge Gauge All mounting hardware Key Specs 300A NexGen BMS with 800A peak surge Patent-pending fire suppression system Built-in cold-weather heater — activates automatically below 32°F (standard, not an add-on) Bluetooth monitoring — voltage, temp, cycle count from your phone 10-year warranty — designed and assembled in the USA Fitment Guide OEM Model Years Factory Voltage Gorilla EV All 72V Models All Years 72V Controller Compatibility Gorilla EV 72V models use a factory 72V AC controller. The 76.8V Fleet Lithium pack is designed to work with the factory system. No controller reprogramming is typically required. Will this fit my Gorilla EV 72V?Yes. The BR5208 bracket kit provides a factory-fit installation. No modifications required. Does my controller need reprogramming?No. The factory 72V AC controller is compatible with the 76.8V lithium pack. How long does installation take?30–60 minutes with basic hand tools. Does it work in cold weather?Yes. Built-in heater activates automatically below 32°F — standard on every pack. *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.
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