A pack can rest at a healthy voltage and still collapse on a hill. That is load, not a reason to raise the system voltage.
The answer for a cart that lives on grades
Hills in the Hill Country, north Georgia, Asheville, and Hot Springs Village expose a tired lead string fast.
Keep the correct voltage and fix the weak set or the sagging cables before you shop a bigger number.
Count the batteries or read the lithium label before you compare amp-hours. Six 6-volt batteries are 36 volts. Six 8-volt or eight 6-volt or four 12-volt deep-cycle batteries are 48 volts.
Hold that answer while you read the shop notes under it. The notes are the same rules we use on every cart. The answer above is the part that is specific to a cart that lives on grades.
Watering is only for flooded batteries
Flooded lead-acid batteries use water. AGM batteries and lithium batteries do not. If the caps unscrew and you can see liquid, the battery is flooded. If the case says AGM or sealed, leave it closed. Charge first, then water. Charging raises the level. Fill a low battery before charging and acid can overflow when the charge finishes.
Use distilled water, only enough to cover the plates, usually about a quarter inch under the fill well. Tap water leaves minerals. Do not pour in battery acid to top off a battery that only needs water. Overfilling pushes acid onto the tray and eats cables. Underfilling exposes the plates and cuts capacity for good. One battery that is always thirstier than the others is the weak one.
Factory lithium is not a lead-acid conversion
An EZGO RXV ELiTE left the dealer with a Samsung lithium pack, not a tray of flooded batteries. ECO’s fitment notes for the replacement split by generation. Gen 1 uses a Skinny case, best on about 2017-2021 trays. Gen 2 uses a Thru-Hole case, best on about 2022 and later trays. A standard RXV metal-tray or plastic-tray conversion kit is the wrong conversation.
Ask whether the cart was lithium from the factory before you quote a lead-acid set or a conversion bracket. There is often no core to return, because there were no flooded batteries. Year and tray generation come before amp-hours.
What a Bedrock kit includes
Bedrock Battery is based in Peachtree City, Georgia, and sells cart-specific conversion kits. Six sizes: 36V 105Ah, 48V 65Ah, 48V 105Ah Compact, 48V 105Ah Slim, 48V 150Ah, and 72V 105Ah. The two 48V 105Ah shapes hold the same 5.38 kWh. The 48V 105Ah battery weighs 95.9 pounds and is rated up to 6,000 cycles.
The kit includes the battery, a waterproof 15-amp lithium charger, a charge port, a state-of-charge meter, the bracket, ring terminals, and bolts. It does not include the 12-volt converter. Kit warranty is 10 years and transferable. Heated versions exist for cold charging. Ask about lead time. Bedrock conversion kits ship free. That is not a promise about other brands.
Pay later at checkout
Affirm, Klarna, and Afterpay are enabled as Stripe payment methods for this store. You will see the methods Stripe offers for that order when you check out. Availability depends on the order total, the currency, and Stripe’s decision for that customer. The floor we talk about on the site is for orders in the range those methods are aimed at. This article does not promise a 0 percent rate, and it does not promise that a button is on every product photo.
Pay later does not change fitment. A financed wrong kit is still the wrong kit. Confirm the cart first, then choose how to pay.
Storage when a cart sits
Seasonal homes, island houses, and lake cabins leave carts parked. A flooded pack left discharged sulfates. Charge it fully before you leave, and arrange a top-up if the sit will be months. AGM tolerates sitting better and still should not be left flat. Lithium prefers the storage state of charge in its own manual, which is not ’empty’ and not always ‘100 percent forever.’
Unplug a charger that is not a maintained float designed for that chemistry. Take the key. If the storage is humid or salty, clean the posts before you walk away. A cart that sits on a flooded garage floor in a storm zone should have the charger and the batteries up off the slab.
Car batteries do not belong in a golf cart
A car starting battery is built to deliver a short burst and then be charged by an alternator. A golf cart battery is a deep-cycle battery, built to be discharged and recharged. Six car batteries in a cart will sag, sulfate, and die early. They are also the wrong height and the wrong post for most trays.
The same warning applies to a random 12-volt deep-cycle from a trolling-motor aisle if you are about to series four of them without checking the tray, the cable gauge, and the charger. Four 12-volt deep-cycle golf batteries can be a legitimate 48-volt string. Four car batteries cannot. Ionic and Antigravity starting batteries in this shop are for mowers, boats, and powersports, not for traction in a Precedent.
The photos that stop a wrong order
Send the make, the model, the year, and the voltage you counted. Photograph one battery label so the volts and the terminal are visible. Photograph the tray with the seat up. If the cart is a Precedent, say whether it is 2004-2008 or 2009-later. If it is a Drive, say whether it is 2007-2010 or 2011-and-later or a Drive2. If it is an RXV, say metal tray, plastic tray, or factory ELiTE.
A serial number helps when the year is in doubt. A marketplace photo of the exterior does not. We would rather wait a day for a tray photo than ship PR04 hardware to a 2012 Precedent, or a 2012 kit to a 2006.
The state-of-charge meter
A Bedrock kit includes a round state-of-charge meter. Allied sells a Comm Port meter. A lithium meter reads that pack. A lead-acid fuel gauge that was wired to a string of 8-volt batteries will not tell the truth on a single lithium battery, and it may not have a 12-volt supply until the converter is installed.
If the meter is blank after a swap, check the converter and the meter plug before you condemn the battery. If the meter shows full and the cart still sags, believe the sag and do the load check. Gauges stick. Hills do not.
Parts and pages that match this
- Fitment guide
- Shop
- Lead-acid vs lithium
- Shipping
- Returns
- Warranty
- Contact
- Chargers
- Parts
- 48V/72V converter
- 48V lithium
- 72V lithium
- Bedrock
- Fitment guide
The price for a cart that lives on grades is the price on the product page, not a number in this article. Bedrock conversion kits ship free. Allied Lithium packages ship free from Allied. That is not a promise that every brand ships free. We ship a cart that lives on grades. We do not list a storefront address. Local delivery is only the area named on the shipping page. A city page on this site is not a statement that a driver covers that city.
