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Top 10 Marine Gear Oils
for March 2023

Last Updated On

MOOZ's editors select recommendations independently. Purchases made through our links may earn us commissions.

1
9.9
SCORE
Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes 3/8

Slippery Pete

by Slippery Pete
What We like

Easy To Follow Instructions On Back Of Header Card

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Product Features

  • THIS GEAR OIL CHANGE KIT includes 3 adapter sizes. 3/8"(Swivel, Metal), 8mm and 10mm (Metal). Take the guess work out of figuring out the size of your motor's gear oil drain plug. (WON'T FIT VOLVO PENTA)
  • 2 Rigid Suction Tubes REACHES TO BOTTOM OF TALL AND SHORT GEAR OIL BOTTLES!!
  • PUMPS 8CC PER PUMP STROKE (Includes Metal 3/8" Adapter Connected To Clear Plastic Tubing)
2
9.6
SCORE
Lucas Oil 10652- Synthetic SAE 75W-90 M8 Marine Gear Oil 1quart (Packaging May Vary)

Lucas Oil 10652- Synthetic SAE 75W-90 M8 Gear Marine Oil 1quart (Packaging May Vary)

by Lucas Oil
What We like

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

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3
9.3
SCORE
CRC Marine Hypoid 90 Outboard Gear Oil

CRC Marine Hypoid 90 Outboard Gear Oil

by CRC INDUSTRIES
What We like

The Package Width Of The Package Is 3 Inches

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Product Features

  • The Package Height Of The Product Is 9 Inches
  • The Package Length Of The Product Is 3 Inches
  • Country Of Origin : China
4
9
SCORE
Suzuki Marine 990A0-01E81-01Q ECSTAR Hypoid Gear Oil SAE 90

Suzuki Marine 990A0-01E81-01Q ECSTAR Gear Hypoid Oil SAE 90

by Suzuki Marine
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5
8.9
SCORE
Lucas Oil 10652 Marine Gear Oil - 32 oz. (packaging may vary)

Lucas Oil 10652 Marine Gear Oil

by Lucas Oil
What We like

Long lasting with effective water resistance

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Product Features

  • Resists extreme pressure and reduces extreme friction
  • Provides rust and corrosion protection in both fresh water and salt water environments and during long periods of storage
  • Fortified with anti-foaming agents to prevent cavitation at high RPM's
  • Safely blends with all other known gear oils and additives
6
8.7
SCORE
YAMAHA Yamalube OEM Outboard Gear Lube Kit w/Pump, ACC-GEARL-UB-QT Lower Unit Oil, 90430-08003-00 Gaskets 2 Stroke 4 Stroke F15 F20 F25 F40 F50 F60 F70 F75 F90 F115 F150 F175 F200 F225 F250 150 175

PWC Parts Co YAMAHA Yamalube Outboard OEM Gear Lube Kit w/Pump

by PWC Parts Co
What We like

Keep your Yamaha Outboard running at peak performance with OEM Genuine Yamaha Parts

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Product Features

  • 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
7
7.6
SCORE
LubriMatic 11552 High Viscosity 80w/90 Marine Lower Unit Gear Lube, 1 Quart Bottle

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

by LubriMatic Green
What We like

Ideal For Modern Outboard And Stern Strive Lower Units

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Product Features

  • Meets Or Exceeds Api-Mt-1And Gl-5 Ratings
  • Country Of Origin: China
  • Will Not Void Manufacturers Warranties
8
7.6
SCORE
Mercury Marine New OEM High Performance Gear Lube with Hand Pump, 91-8M0101435

Mercury Marine/Mericruiser Mercury Marine New OEM Performance High Gear Lube with Hand Pump

by Mercury Marine/Mericruiser
What We like

Please verify your own fitment

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Product Features

  • SKU: 91-8M0101435
  • Sold Each
9
7.6
SCORE
Mercury 92-858064K01 Marine SAE 90 High Performance Gear Lube, 1 Quart

Mercury 92-858064K01 Marine SAE High 90 Performance Gear Lube

by Northern Wholesale Supply, Inc (Boating)
What We like

Meets API gl-4

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Product Features

  • For use in all outboard lower units, jet pumps, and Sport JETS and all Mercury mercruiser sterndrives
  • Water intrusion - advanced emulsifiers prevent foaming to protect gears if water enters gear housing
  • Wear - tackifiers and extreme pressure additives improve oil film adhesion and protect against Excessive wear
10
7.2
SCORE
OEM OMC JOHNSON EVINRUDE BRP SYSTEMATCHED HPF ULTRA SYNTHETIC BLEND MARINE GEARCASE LUBRICANT - GEAR LUBE 32OZ QUART

Johnson/Evinrude/OMC/BRP OEM OMC JOHNSON EVINRUDE BRP SYSTEMATCHED ULTRA HPF SYNTHETIC BLEND MARINE GEARCASE LUBRICANT

by OMC BRP JOHNSON EVINRUDE
What We like

PROMOTES GEARCASE LIFE AND PERFORMANCE

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Product Features

  • EXTENDED SERVICE, SUPERIOR PROTECTION, 32OZ BOTTLE
  • FRICTION REDUCERS, ANTI-FOAM AGENTS, EXTREME PRESSURE ADDITIVES
  • FOR ALL 2 AND 4 STROKE ENGINES, AND DIRECT INJECTED ENGINES
  • OMC SYSTEMATCHED HPF ULTRA SYNTHETIC BLEND GEARCASE LUBRICANT / GEAR LUBE
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