
What is the difference between a group 51 and 51R battery?
On a group 51 battery, the positive terminal is on the left. On a group 51R battery, the “R” indicates that the positive terminal is on the right. It is possible to put either size battery in the car, as long as the battery terminal cables will reach.
How many ampere hours is a 51R battery?
Most group 51R batteries are between 36-45 ampere-hours. They typically have a reserve capacity of between 65-75 minutes. What other size battery is close to 51R? Can I use a group 24F battery? If you are unable to locate a 51R battery, the best replacement is a group 51. In some vehicles, you can successfully replace a group 51R with a group 24F.
Can you replace a 51R battery with a 24F?
If you are unable to locate a 51R battery, the best replacement is a group 51. In some vehicles, you can successfully replace a group 51R with a group 24F. A group 51R battery is a common battery type in the US and Japan, but it is also taller, which means that a shorter battery might work.
Is a 51R battery the same as a 35R?
They are close but depending on the car, and they might not be interchangeable. A group 51R battery is about 10 pounds lighter than a group 35 battery, but they also have fewer cold-cranking amps. The smaller battery size might not be the best for colder climates.

What does 51R mean on a battery?
Also, to help with easier fitting, some batteries are manufactured as Group 51 (positive terminal to the LEFT) and as Group 51R (positive terminal to the RIGHT).
What cars use group 51R battery?
Group-35, Group-51R It is often found in Japanese Cars and Trucks from Toyota, Nissan, Mitsubishi, Subaru, Acura, and in some older American Cars. The Group-51 Battery is found in Hondas, Nissan GTRs, and some other Japanese Cars.
What is L and R in battery?
L stands for left, and R means right. Some batteries come with an additional S lettering (46B24LS), but that simply refers to the terminal sizes. S here means standard size, so the terminals are fatter, thus requiring larger terminal leads.
How many amp hours is a 51R battery?
Group 51R OEM Automotive Case size (directly replace stock battery). LxWxH: 9.4 x 5.2 x 8.6 inches. Amp Hours: 24 Ah or 30 Ah.
Can I use 51R instead of 51?
51 and 51R have similarities in features, size, capacity, except terminal placement. It is important to choose the correct size of the battery. The BCI group 51 and 51R have the same size for Mazda, Nissan, and honda. Group 51 batteries are in use in most cars.
Can you use a 51 battery in a 51R?
They do make it. 51 and 51R are the same batteries the terminals are just reversed.
What battery numbers mean?
It's a measurement of how much energy a battery can deliver continuously for 20 hours at 80 degrees F without falling below 10.5 volts. If a battery is rated at 100 amps/hour, it will supply 100 amp/hours of power, or 5 amps/1 hour.
What do the letters mean on a battery?
The letters and numbers in the code indicate the number of cells, cell chemistry, shape, dimensions, the number of parallel paths in the assembled battery and any modifying letters deemed necessary. A multi-section battery (two or more voltages from the same package) will have a multi-section designation.
What does CR stand for in batteries?
Coin Type Lithium Manganese Dioxide BatteryCR (Coin Type Lithium Manganese Dioxide Battery)
How many volts is a 51R?
DetailsAutomotive Part TypeVehicle BatteryBattery ApplicationBattery Size6-cellCold cranking amps (CCA) at 0 FCranking amps (CA) at 32 F610Electrolyte typeGroup size (BCI)51RReserve capacity (min.)Terminal TypeScrewVoltage (volts)1 more row
How many volts is a 51R battery?
12 VoltEverStart Maxx Lead Acid Automotive Battery, Group Size 51R (12 Volt / 500 CCA) - Walmart.com.
What's the best brand of car battery?
Top 10 Car Battery BrandsOptima. Optima Battery is one of the most popular brands in the segment of battery production. ... ACDelco. Another popular brand for car batteries is ACDelco. ... Odyssey. ... Duracell. ... Bosch. ... Interstate. ... DieHard. ... NAPA.More items...•
How many volts is a 51R battery?
12 VoltEverStart Maxx Lead Acid Automotive Battery, Group Size 51R (12 Volt / 500 CCA) - Walmart.com.
What's the best brand of car battery?
Top 10 Car Battery BrandsOptima. Optima Battery is one of the most popular brands in the segment of battery production. ... ACDelco. Another popular brand for car batteries is ACDelco. ... Odyssey. ... Duracell. ... Bosch. ... Interstate. ... DieHard. ... NAPA.More items...•
What is a 26R battery?
BCI Group 26 and BCI Group 26R batteries are mid-range starting batteries used very often in cars, SUVs, smaller trucks, power generators, smaller boats, etc.
What is a group 24 battery?
A Group 24 battery is a specific size of battery you'd see in vehicles, backup power systems, and medical systems. Group 24 batteries generally function as deep cycle batteries rather than starting applications where they start an engine. A standard model measures 10.5” L x 6.1875” W by 8.875” high.
How big is a 51R battery?
The dimensions of a group 51R battery are 9.3 x 5.0 x 8.75 inches, or 238 x 129 x 223 mm (Length x Width x Height). These batteries are taller and narrower than many of the common battery sizes. They are made for smaller cars that have tight spaces. Their tall size might make them unsuitable for engines that do not have ample space under the hood to accommodate their height.
How to know if a 51R battery is right for my car?
The best place to determine if a 51 or 51R battery is right for your vehicle is to consult the Owner’s Manual. You should always choose a battery of the recommended size. If your vehicle requires a group 51 or 51R battery, this list should help you find one perfect for your needs. 1.
What is the best battery for cold starts?
The Optima YellowTop is one of the best batteries for both cold starts and Nissans loaded with electronics. It is vibration resistant and has a heavy-duty case that provides excellent protection. This battery has 450 cold-cranking amps and is excellent for cold climates. It has SAE posts and will fit most battery clamps easily.
What type of battery is best for a small truck?
Optima batteries are always a good choice for cars and small trucks that require Group 51 batteries. If you are a person who needs to place your vehicle in long-term storage, or seasonal storage, this is the battery we would recommend. This battery is also known for its ability to recharge quickly too.
How many amps does a Group 51 battery have?
This battery has 450 cold-cranking amps (CCA), which is enough to give you reliable starts, even in cold weather. Group 51 batteries are used in cars built for hot weather, too. This battery can work reliably in warmer climates without causing heating problems.
Why do we like Exide batteries?
One of the reasons we like this battery is that it outperforms many other brands in stop-and-go traffic. Exide tests their batteries under strenuous loads for long periods. This battery has one of the highest ratings for cold-cranking amps and reserve capacity. It has spill-proof construction and can be mounted in almost any position, but not upside down.
What is the difference between a BCI 51R and 51R battery?
On a group 51 battery, the positive terminal is on the left. On a group 51R battery, the “R” indicates that the positive terminal is on the right.
Why are the battery sizes listed and not others?
The reason the sizes above are listed and not others is both because of battery size, and because terminals come in a variety of positions. The positive (red/+/POS) and negative (black/-/NEG) can be anywhere. Imagine the top of a battery in a 4x4 grid:
Is Optima battery more flexible?
Optima batteries tend to be smaller thus terminal position is more flexible, but they're expensive $$$
Is the 51R battery underpowered?
The stock 51R is woefully underpowered for the Element, particularly with cold weather and/or any kind of electrical mod or add-on. Judging from the numerous threads on battery issues, I would recommend everyone upgrade their battery at least one level (56) at next replacement.
Does the 24F battery work?
It's a 24. So both 24 and 24F work. As they noted, the cables pass over the battery to the front on the 24. No apparent issues. There are other sizes where this will not work because of OEM cable length and/or clearance with other components.
