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OPTIMA Batteries High Performance D34/78 YellowTop Dual Purpose Sealed AGM Car, Truck and SUV Battery, 750 CCA, Dual Terminal, Maintenance Free, Versitile Mounting

  • Based on 1,480 reviews
Condition: New
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Features

  • BATTERY SPECS: 12-Volt, 750 Cold Cranking Amps, Size: 10" x 6 7/8" x 7 13/16" tall, Weight: 43.5 pounds, Dual SAE & GM Terminals, C20 Capacity: 55 AH
  • RESERVE CAPACITY of 120 minutes for constant performance. Faster charging capabilities.
  • SPIRALCELL TECHNOLOGY: Spircalcell Technology with 99.99% pure lead delivers more power and consistently outperforms conventional flat-plate batteries. Optimal starting power even in bad weather.
  • LONG LASTING: Fifteen times more resistant to vibration than standard flooded battieres for durability and Up to 3 times longer life vs. standard flooded batteries.
  • MAINTENANCE FREE: for maximum convenience. Ideal for High electrical demands.

Description

The OPTIMA YellowTop high-performance AGM battery is one of the only true dual-purpose automotive batteries available. With premium cranking power and unparalleled cycling capability (rechargeability), it is perfect for modern accessory-loaded vehicles. With a 40-year history of technological innovation and engineering OPTIMA products offer unstoppable power for extreme enthusiasts. Trucks with winches, vehicles with high-demand audio systems and commercial vehicles can all rely on this battery to provide ultimate starting and deep-cycle power.

Brand: OPTIMA


Size: 10 x 6-7/8 x 7-13/16 inch


Product Dimensions: 6.88"D x 10"W x 7.81"H


Terminal: SAE Terminal


OEM Part Number: 8014-045


Manufacturer: Optima Batteries


UPC:


Global Trade Identification Number: 54, 14


Global Trade Identification Number: 54, 14


Manufacturer: Optima Batteries


UPC: 721112767383 114050004502 721112819914 811405000454 811405000218


Brand Name: OPTIMA


Manufacturer Part Number: 8014045


Terminal: SAE Terminal


Voltage: 12 Volts


Compatible with Vehicle Type: Passenger Car


Item Weight: 43.5 Pounds


Item Dimensions D x W x H: 6.88"D x 10"W x 7.81"H


Size: 10 x 6-7/8 x 7-13/16 inch


Battery Type: Lead-Acid, AGM


Frequently asked questions

The OPTIMA D34/78 YellowTop battery is considered dual purpose because it is designed to provide both deep cycling capabilities and high cranking power. This means it is suitable for vehicles that require a lot of power to start, as well as for those that run a lot of accessories that drain power, like audio systems or winches.

Yes, the OPTIMA YellowTop D34/78 battery is suitable for cold climates. It features a high cold cranking amps (CCA) rating, which means it has the ability to start your vehicle in cold weather conditions where other batteries might struggle.

The lifespan of the OPTIMA YellowTop D34/78 battery can vary depending on usage and maintenance. Generally, with proper care and regular charging, it can last longer than traditional lead-acid batteries, potentially up to 3-5 years. It's important to follow the manufacturer's guidelines for charging and maintenance to maximize the battery life.

Yes, the OPTIMA D34/78 YellowTop battery can be mounted in virtually any position except upside-down. Its AGM (Absorbent Glass Mat) technology prevents acid leakage and allows for flexible installation in tight spaces, making it a convenient choice for varied applications.

Top Amazon Reviews

🚀 Abunda's Overview

This is our summary and key points to consider based on customer reviews.


The reviews for the Optima YellowTop Dual Purpose Battery are overwhelmingly positive, with users praising its longevity, reliability, and performance across various vehicle types and weather conditions. The only significant detractor comes from issues unrelated to the battery's functionality, focusing instead on warranty service complications. This battery is noted for its ease of installation, with no modifications needed for several car models, and its ability to hold a charge in extreme conditions.

Pros

  • 🔋 Long-lasting performance across diverse vehicle types.
  • 🚗 No modifications needed for installation in several car models.
  • ❄️ Excellent cold-weather reliability, starting engines in low temperatures without prior charging.
  • 💪 Robust build quality and frustration-free packaging.

Cons

  • 💲 More expensive than other batteries and OEM options.
  • 🕒 Some users report newer models do not last as long as older versions.
  • 📜 Warranty service can be difficult to navigate, based on a customer's isolated experience.

Should I Buy It?

If you're in the market for a reliable, long-lasting battery that can handle demanding weather conditions and require no modifications for installation, the Optima YellowTop Dual Purpose Battery is an excellent choice. Despite its higher price and some concerns over the longevity of newer models compared to older ones, its performance and reliability make it worth considering for those willing to invest in quality.


  • Good fit for mk4 jetta VR6
Product Packaging: Frustration-Free Packaging
This Yellow Top lined up perfectly for my Mk4 Jetta VR6 and provides enough power for headlights and all powered accessories. No complaints.
Reviewed in the United States on October 28, 2024 by TonyP1

  • So far so good
Product Packaging: Frustration-Free Packaging
I have a 2008 Dodge Grand Caravan that has been modified for wheelchair use. Pushing the passenger sliding door button on the remote opens the door, slides a ramp out, and lowers the right rear quarter of the van so the ramp angle will be less steep. When it got frigid this winter, I would open the door, get in the van, close it up while I transferred out of the chair into the driver's seat, try to start the van and - you guessed it - not enough power left in the battery to turn the engine over. After the third time, I decided that I needed a new battery. I did some research and decided that an Optima Yellow Top Dual Purpose battery was just what I needed. Arrived *very* well packaged from Amazon, and even without charging it up, it ran through all of the non-starting actions and proceeded to start the engine in 10° weather. So far, I haven't had any problems whatsoever. The only negative is that there is only a 36 month warranty for a battery that is as expensive as the Yellow Top. Update: Two years in, and absolutely no problems with the battery. ... show more
Reviewed in the United States on February 25, 2011 by Donno

  • One tough battery
Product Packaging: Frustration-Free Packaging
I use this battery to power a forestry winch. It easily pulls down a half-dozen large oaks on a single charge and recharges all summer long with no problems. I only replaced the last one when a tree fell on it and cracked the case open. Even then, it continued to work fine and nothing appeared to leak out. They're pricey for sure, but when you've gotta have a good battery, they can't be beat. ... show more
Reviewed in the United States on June 11, 2024 by Amazon Customer

  • Trash
Product Packaging: Frustration-Free Packaging
Batteries were trash... only lasted 3 months. Warranty/Return policy is garbage as well. They want me to ship the batteries from AZ to FL on my dime for them to "test and determine if they will be warrantied". Even if they send me 2 new ones, I am still out the $400 it would cost me to ship both batteries. I bought CAT batteries instead and they have lasted almost a year now on same truck. ... show more
Reviewed in the United States on November 6, 2024 by M67Webster

  • Optima fit in 2000 Mustang GT with no modification needed
Product Packaging: Frustration-Free Packaging
Fit just fine in my 2000 mustang GT battery holder. No modification needed. No clearance issues etc. I should have bought years ago. The one I got is: Optima Batteries 8014-045 D34/78 YellowTop Dual Purpose Battery The battery was about 1mm longer than the tray (from front to rear of car vs left to right), but the tray just stretches out to accommodate. I laughed and said to myself - "Are you serious?!? that's what I was all worried about?!? Lol!" "Good grief - this fit just fine!!! Lol" :-) 1st pic shows Mustang 2nd pic is looking at battery from drivers side - it shows how the tray stretches to accommodate the 1mm increase in size 3rd shows from the drivers side looking at the front of the battery in the mustang - the thing to notice is that the front side didn't need to stretch since it's already stretched on the back side 4th pic shows mustang from the front and how it's installed without the blue adapter, without the large yellow tray adapter, and without the larger of the 2 red adapters (I left them on top to show how they're not used) 5th picture is from the drivers side looking over the battery to show how I used the red clip that came with the Optima. This red clip is the same as the stock black clip. But the new one looks nicer. 6th picture is from the front at headlight level - they show how I didn't run into any clearance issues. 7th shows no clearance issue. The pictures help. See, the Optima site doesn't list it as fitting in the 2000 mustang GT. But yet we all know people put them in their mustangs... So the discrepancy between the 2 kept me from buying for a long time. But all you do is drop it in, and lock it down. In hindsight, it was really no different than any other battery I have ever installed. I used the new clamp that came with the battery vs the factory because because the new one was clean, red, and looked cool, but it was identical in shape to the factory clamp. There were a few other clamp items (blue tray items) for applications in other vehicle types, and they caught me off guard and so I tried to use all of them - partly because I thought they looked cool, but most because I didn't realize that they're actually for different vehicles; it ended up just being the red one, which was the same as the factory black clip that came with the mustang. The other ones would raise the battery with no benefit. I don't remember if there were any clearance issues if it was raised, but don't bother with them unless you're just having fun with the battery changing project and just want to see. You might save them in case you ever get a new car and want to bring the battery - Optima batteries are notorious for lasting a super long time. But yeah - the yellow top Optima fit just fine in 2000 mustang GT. I was all worried that I was going to need to get an F150 tray from a salvage yard (which was a pretty neat idea that someone had done successfully), or order a new cool fancy tray (but those aren't cheap). Neither are necessary, but they're good to know because the knowledge helps guarantee that can somehow fit if your experience is somehow different than mine. But you won't need to do it. You can still do stuff like that it you want, but do it after you put your battery in - because if your tray is the hard plastic one like mine, there is absolutely no problem putting it in. No modification to your tray is needed. I was very happy about how easily it went in. Can't believe I waffled for years over getting one. The low price on Amazon helped too. The absolute best battery I could get otherwise was around 120 dollars, but not nearly the same quality as the Optima. The Optima red top wasn't much more than that on Amazon, but I went yellow because it is an even better battery. Both the red and yellow are great though - WAAAAY better than other batteries. But most people know that about Optima batteries. I don't think they need people to endorse them. I'm writing this not so much because of Optima's quality (already known), but more so 2000 Mustang owners know that they can get this and be happy. It should be the same for any 99-04 mustang, the red or yellow top. But my knowledge is first hand for the 2000, and the Optima Yellow top Optima Battery that I'm rating: Optima Batteries 8014-045 D34/78 Yellow Top Dual Purpose Battery ... show more
Reviewed in the United States on October 22, 2016 by B J B J

  • Perfecta en mi jeep patriot
Product Packaging: Frustration-Free Packaging
Excelente arranque y potencia en mi sistema de audio
Reviewed in the United States on November 6, 2024 by Douglas Douglas

  • Put 2 in my Bus
Product Packaging: Frustration-Free Packaging
Our bus took two batteries so I used these. They are perfect for the extra electronics and to supply CCA for the diesel engine. I don't have to worry if I run them down because they are a combination of deep cycle and starting. They are also sealed so my terminals don't get that green dust of corrosion. The yellow top with the gray case is the one I purchased. These things are VERY VERY heavy but worth every lb! I also want a reliable battery when traveling and these can take the abuse. ... show more
Reviewed in the United States on July 27, 2022 by Texas

  • Great Battery, had issues but they replaced it.
Product Packaging: Frustration-Free Packaging
Very strong good battery, i did have one go dead on me but they replaced it and no issues since then. They are worth the hype and the money.
Reviewed in the United States on November 9, 2023 by Trout Girl

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