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Advanced EV Advent HD FXR Replacement Battery

Advanced EV document an Eco Battery pack (51.2V) for the Advent HD FXR. Specifications and any replacement options are below, each with its source.

Last updated: 10 October 2026

ecobattery.com/products/51v-160ah-lifepo4-battery-1

The battery for this vehicle

51V 160Ah LiFePO4 Gen3

SKU A-051160-06

OEM
Energy
8,192 Wh

Source: ecobattery.com/cdn/shop/files/51.2V_160Ah_Heated_Data_Sheet.pdf

Self-discharge
Loses about 1% a month standing

Source: ecobattery.com/cdn/shop/files/51.2V_160Ah_Heated_Data_Sheet.pdf

Why this pack is listed for the Advent HD FXR

“BATTERY: ECO 51.2 Volt 160Ah Lithium Battery Pack”

The manufacturer's own statement for this pack. Reported, not endorsed — confirm with the manufacturer before buying or fitting.

Maker lists it as a direct fit. Advanced EV offer this pack as the factory upgrade on this cart, so it is fitted in place of the standard pack by the maker or the dealer rather than retrofitted. The cart also leaves the factory with a lithium charger — Advanced EV name it as an "ECO 51.2 Volt 15Ah Lithium Onboard Charger" — so unlike a lead-acid conversion there is no charger to replace.

Sources do not establish: Which 105 amp-hour pack the standard cart carries. Eco Battery publish four at 51.2 volts and 105 amp-hours and Advanced EV name none of them, so only the 160 can be resolved to one battery.

Full specifications, sources and every vehicle this pack fits.

View battery: 51V 160Ah LiFePO4 Gen3 →

Source for these specifications

  • Advanced EV — Advent HDManufacturer model page

    Source: advancedev.com/advent-hd

    Retrieved September 16, 2026

Replacement options from other makers

Neither manufacturer names the other. One publishes what the device requires, the other publishes what the battery does, and the two are compared here, including wherever they do not meet.

Only the 48-volt system this cart states and this pack shares — check yours before buying.

Sources do not establish: Everything except the voltage. Trojan names one cart anywhere read — the E-Z-GO RXV Gen 1 ELiTE — and it is not this one. Whether the pack physically fits this cart's battery bay is unestablished: Trojan publishes dimensions (544 x 325 x 266 mm) and no cart maker here publishes a bay. Whether the cart's existing charger suits it is unestablished. Whether the cart's controller, onboard computer or CAN system accepts a single pack where a string used to be is unestablished. A matching voltage is the start of this question and not the end of it.

Two first-party figures compared, with neither company naming the other: this cart's maker states a 48-volt system and Trojan states a 48-volt 171 Ah pack. A single pack replacing a string changes the arrangement as well as the chemistry — where a cart carried six or eight batteries wired in series, this is one. Recorded at the comparison tier because that is all the agreement of two numbers supports.

Figures comparedView battery: Trojan Battery Company OnePack S2 48V 105Ah Lithium Battery →

Two first-party figures compared, with neither company naming the other: this cart's maker states a 48-volt system and Trojan states a 48-volt 105 Ah pack. A single pack replacing a string changes the arrangement as well as the chemistry — where a cart carried six or eight batteries wired in series, this is one. Recorded at the comparison tier because that is all the agreement of two numbers supports.

Source: trojanbattery.com/products/onepack-s2-48v-105ah-lithium-battery

Sources

  • Trojan Battery Company — OnePack Extended Range XR 48V 171Ah Lithium Battery PackManufacturer battery page

    Trojan Battery Company

    Source: trojanbattery.com/products/onepack-extended-range-xr-48v-171ah-lithium-battery-pack

    Retrieved September 15, 2026

  • Trojan Battery Company — OnePack High Performance HP 48V 171Ah Lithium Battery PackManufacturer battery page

    Trojan Battery Company

    Source: trojanbattery.com/products/onepack-hp-48v-171ah-lithium-battery-pack

    Retrieved September 15, 2026

  • Trojan Battery Company — OnePack S2 48V 105Ah Lithium BatteryManufacturer battery page

    Trojan Battery Company

    Source: trojanbattery.com/products/onepack-s2-48v-105ah-lithium-battery

    Retrieved September 15, 2026

  • Eco Battery 51V 105Ah Skinny LiFePO4 Gen3Manufacturer model page

    Source: ecobattery.com/products/51v-105ah-lifepo4-battery-skinny

    Retrieved September 16, 2026

  • Eco Battery — 51V 160AH Battery Bundle / EZGO RXVManufacturer battery page

    Source: ecobattery.com/products/51v-160ah-battery-bundle-ezgo-rxv

    Retrieved September 16, 2026

  • Eco Battery — 51.2V 160 Ah Heated Data SheetManufacturer document

    Eco Battery

    Source: ecobattery.com/cdn/shop/files/51.2V_160Ah_Heated_Data_Sheet.pdf

    Retrieved September 15, 2026

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