Top 10 Best Lower Unit Oil Based On User Rating

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You can trust our selection for Lower Unit Oil Reviews. Because We have worked hard studying and analyzing 46592 reviews for Lower Unit Oil and rating them. It was a difficult job to list only ten products for Lower Unit Oil where thousands of them available online. I hope it will help you to take final decision for Best Lower Unit Oil.

Comparison Chart for Best Lower Unit Oil

We found 46592 reviews when researching. We have considered users feedback on the Lower Unit Oil and our suggestions includes only the finest of them in this article.

NoProductScoreAction
1LubriMatic 11552 High Viscosity 80w/90 Marine Lower Unit Gear Lube9.6Check Price Now
2MERCURY QUICKSILVER 32oz HIGH PERFORMANCE GEAR LUBE & PUMP KIT: FITS MOST OUTBOARDS STERNDRIVES OUTDRIVES LOWER UNITS9.6Check Price Now
3STAR BRITE Hypoid 90w Lower Unit Gear Lube - 32 OZ (027132)9.4Check Price Now
4YAMAHA Yamalube OEM TWIN Outboard Gear Lube Kit w/Pump9.4Check Price Now
5Shoreline Marine Pump Lower Unit Fill9.4Check Price Now
6Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser Sterndrives9Check Price Now
7STAR BRITE Synthetic Blend Lower Unit Gear Lube 80w 90w - 32 OZ (027232)9Check Price Now
8YAMAHA Yamalube OEM Outboard Gear Lube Kit w/Pump8.4Check Price Now
9Sierra 18-9650-5 Hi-Performance Gear Lube - 5 Gallons8.2Check Price Now
10Yamalube ACC-GLUBE-HD-GL Marine Lower Unit Gear Lube HD (GALLON)8.2Check Price Now
Disclaimer: As An Amazon Associate I Earn From Qualifying Purchases.

1. LubriMatic 11552 High Viscosity 80w/90 Marine Lower Unit Gear Lube

  • Ideal For Modern Outboard And Stern Strive Lower Units
  • Meets Or Exceeds Api-Mt-1And Gl-5 Ratings
  • Will Not Void Manufacturers Warranties
  • Country Of Origin: China

2. MERCURY QUICKSILVER 32oz HIGH PERFORMANCE GEAR LUBE & PUMP KIT: FITS MOST OUTBOARDS STERNDRIVES OUTDRIVES LOWER UNITS

  • Mercury Quicksilver High Performance Gear Lube 32oz
  • Gear Lube Pump
  • See Description for Fitting
  • Fits 3/8-16 Drain Screws

3. STAR BRITE Hypoid 90w Lower Unit Gear Lube – 32 OZ (027132)

  • Formulated with special anti-wear additives, rust and corrosion inhibitors.
  • These products exceed all engine manufacturers-Feet specifications and are designed specifically for the marine environment.
  • Recommended for use in Mercury, Mercruiser, Johnson, Evinrude, OMC, Force, Mariner, Nissan, Suzuki, Yamaha and Volvo Will not void manufacturers-Feet warranties For lower units of all outboard motors and stern drives.
  • The ultimate lubrication for maximum performance and economy.

4. YAMAHA Yamalube OEM TWIN Outboard Gear Lube Kit w/Pump

  • Genuine OEM Yamaha Lower Unit Gear Lube & Gaskets
  • Includes Lower Unit Gear Lube Quart Pump with Yamaha adapter
  • Fits ALL Yamaha Outboards that use SAE 90 Gear Lube
  • Keep your Yamaha Outboard running at peak performance with OEM Genuine Yamaha Parts
  • Great for TWIN Outboard set up – Includes 4 Lower Unit Gaskets (enough to change 2 lower units)

5. Shoreline Marine Pump Lower Unit Fill

  • Use With 32 ounce (946 ml) Gear Lube Bottle
  • Yamaha Tohatsu Adapter
  • Fits Any Outboard or Stern Drive with A 3/8 inch (10 mm) – 16 Drain Screw
  • For use with 32 ounce gear lube bottles
  • Gear lube pump fits all Mercury and Mariner Outboards except those of Japanese Origin
  • Also Fits Mercury Mercruiser and Speedmaster gear housings

6. Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser Sterndrives

  • Formulated to protect against corrosion and excessive wear
  • Designed for outboard and sterndrive applications above 75 HP
  • Extreme pressure synthetic additives protect gears from metal to metal contact
  • 32 ounce bottle
  • SAE 90 viscosity

7. STAR BRITE Synthetic Blend Lower Unit Gear Lube 80w 90w – 32 OZ (027232)

  • High performance to meet the needs of high powered marine engines.
  • These products exceed all engine manufacturers-Feet specifications and are designed specifically for the marine environment.
  • Recommended for use in Mercury, Mercruiser, Johnson, Evinrude, OMC, Force, Mariner, Nissan, Suzuki, Yamaha and Volvo.
  • Recommended for all engines over 100 hp Protects against rust and corrosion.
  • Superior thermal stability Protection over a wide temperature range.

8. YAMAHA Yamalube OEM Outboard Gear Lube Kit w/Pump

  • Genuine OEM Yamaha Lower Unit Gear Lube & Gaskets
  • Includes Lower Unit Gear Lube Quart Pump
  • Fits ALL Yamaha Outboards that use SAE 90 Gear Lube
  • Keep your Yamaha Outboard running at peak performance with OEM Genuine Yamaha Parts

9. Sierra 18-9650-5 Hi-Performance Gear Lube – 5 Gallons

  • Protects gears, bearings and other gear case components
  • For use in high performance and high load operating conditions in both outboard and I/O lower units
  • Designed to surpass the performance of the O.E. Hi-Performance gear lubricants
  • GL-5 Rated Lube
  • 5 Gallon container

10. Yamalube ACC-GLUBE-HD-GL Marine Lower Unit Gear Lube HD (GALLON)

Lower Unit Oil Buying Guide


Does the thought of finding a great Lower Unit Oil stress you out? Has your mind been juggling between choices when it comes to buying Lower Unit Oil in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Lower Unit Oil for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about Lower Unit Oil Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best Lower Unit Oil in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Lower Unit Oil currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Lower Unit Oil based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Lower Unit Oil before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Lower Unit Oil they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Lower Unit Oil, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Lower Unit Oil before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Lower Unit Oil will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Lower Unit Oil if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Lower Unit Oil on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our Lower Unit Oil on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Lower Unit Oil featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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