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The BR3374 fits GEM e4 models across all production years
The BR5203 bracket kit provides a factory-fit installation for all Villager and Transporter models
Defender 2022–Present ⚠️ Important
Model Years Factory Voltage Controller Reprogramming EZGO TXT (Lead-Acid) 2010–2021 48V (6 × 8V) No — drop-in compatible EZGO RXV (Lead-Acid) 2008–2021 48V (6 × 8V) No — drop-in compatible NexGen BMS Technology
10-year lifespan — outlasts 3–4 sets of lead-acid batteries
76.8V 105Ah Fleet Lithium Battery — NexGen BMS MadJax The BR3374 fits GEM e476. 8V 105Ah Fleet Lithium Battery NexGen BMS Achieve maximum range and constant torque with zero maintenance. 8,064Wh of usable energy for 72V 76. 8V vehicles, marine, and off grid systems. Monitor state of charge, voltage, and cycle count via Bluetooth 5. 0. Integrated fire suppression and advanced NexGen BMS. What This Upgrade Fixes Eliminates voltage sag and sluggish performance common in aging lead acid setups Cures range anxiety with consistent,
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