Upgrade Your E-Z-GO Shuttle 4 to Fleet LithiumEight 6V batteries under a Shuttle 4 is roughly 420 lb, and every pound of it works against a vehicle designed to carry passengers. One 51V Fleet Lithium pack removes about 300 lb, restores the acceleration the cart had when it was new, and delivers the same power fully loaded as it does empty.Choose Your Capacity Capacity Range* Best For 51V 65Ah Up to 27 mi Stock carts only 51V 105Ah Up to 50 mi Daily driving 51V 168Ah Up to 75 mi All-day use 51V 210Ah Up to 90 mi Max range, fleet use 65Ah is for stock motors and controllers only. If your cart is lifted, loaded, or running an upgraded motor or controller, start at 105Ah.What's Included 51V NexGen Fleet Lithium LiFePO4 Battery (selected capacity) CH5618 — 58.4V 18A LiFePO4 Smart Charger Vehicle-specific mounting bracket kit — matched to your cart's factory battery tray AC0219 — AC Power Connector Cable Set 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 and cycle count from your phone 10-year warranty — designed and assembled in the USA Fitment Guide OEM Model Years Factory Battery Tray Bracket Shipped E-Z-GO Shuttle 4 2008–2012 8x 6V Matched to your tray Which Do You Have?This kit is for the electric 48V Shuttle 4 with eight 6V batteries. Gas Shuttle models are not covered.Will It Work With My Controller?The Shuttle 4's 400A 48V PDS/SepEx drive runs the 51V Fleet pack directly, with no reprogramming.Frequently Asked QuestionsWill this fit my Shuttle 4?Yes, for the electric 48V eight 6V build.Which capacity for passenger duty?105Ah for regular routes; 168Ah if the vehicle runs all day.Does it fit gas Shuttle models?No.How long does installation take?30–60 minutes with basic hand tools.Does it work in cold weather?Yes. The 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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