Back

Close Icon

Main Menu

Your order may take longer than normal to arrive. We are experiencing extremely high demand and freight carriers are experiencing delays nationwide.

AMSOIL Synthetic Marine Gear Lube 75W-90

Product code : AGMPK-EA

Excellent gear and bearing protection, even when contaminated with 15% water1
Reduced friction and wear
Protection against rust and corrosion
Long seal life
Superior foam prevention

1Based upon AMSOIL testing of AMSOIL 75W-90 Synthetic Marine Gear Lube in ASTM 3233 and ASTM D892.

Excellent gear and bearing protection, even when contaminated with 15% water1
Reduced friction and wear
Protection against rust and corrosion
Long seal life
Superior foam prevention

1Based upon AMSOIL testing of AMSOIL 75W-90 Synthetic Marine Gear Lube in ASTM 3233 and ASTM D892.

AMSOIL Synthetic Marine Gear Lube 75W-90



Delivers exceptional wear protection, even when contaminated with up to 15 percent water.1 Extreme-pressure formulation controls damage from shock-loading caused by propeller cavitation. Excellent for fast-accelerating, high-horsepower boats. Protects against rust and corrosion. Keeps seals soft to minimize water leakage. Compatible with other synthetic and conventional oils. Use in fresh- and saltwater applications that require 75W-90 or 80W-90 gear lube and any of the specifications listed below, including lower units made by Mercury/ Mariner,* Johnson/Evinrude,* Bombardier,* Honda,* Yamaha,* Suzuki,* Force/US Marine,* Nissan,* Tohatsu* and Harbormaster;* sterndrives made by Mercruiser-Bravo,* OMC/Bombardier, Volvo-Penta,* Yanmar,* Konrad* and Marine Drive Systems;* V-drives made by Casale & Menkins;* bow thrusters made by Harbormaster Marine;* and transmissions made by ZF Marine Transmission.*

  • API GL-4, GL-5

See the product data sheet for full details.


PROTECTS AGAINST WEAR

  • Fortified with extreme-pressure (EP) additives for superior protection of fast-accelerating, high-torque/horsepower engines.
  • Protects against shock loading from cavitation of heavily loaded engines.
  • Delivers advanced outboard protection against power loss and gear wear, even with up to 15 percent water contamination.1

RESISTS RUST & FOAM

  • Designed to prevent rust and is compatible with aluminum, copper and brass alloys.
  • Resists foam despite water contamination to ensure a strong fluid film and excellent wear protection.
  • Promotes long seal life to help prevent water intrusion.

EASY-PACK EASES MAINTENANCE

  • Award-winning AMSOIL easy-pack reduces mess and hassle when changing lower-unit gear oil.
  • Eliminates the need to buy and store a messy gear-lube pump.

See the product data sheet for full details.

1 Based upon AMSOIL testing of AMSOIL 75W-90 Synthetic Marine Gear Lube in ASTM 3233 and ASTM D892.

*All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.

AMSOIL Synthetic Marine Gear Lube 75W-90



AMSOIL Synthetic Marine Gear Lube 75W-90

  • 5
    Good stuff
    By  Billy,  a  Verified Buyer  from  Gt SC  on  June 07, 2021

    Describe the issue

    Good stuff
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Excellent product
    By  REGGIE,  a  Verified Buyer  from  Lighthouse point   on  May 21, 2021

    Describe the issue

    Always recommend aims oil products
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Good stuff
    By  BRANDON,  a  Verified Buyer  on  April 27, 2021

    Describe the issue

    Have little to no shavings on plug magnet since changing to amsoil.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    By  VICKY,  a  Verified Buyer  on  March 27, 2021

    Describe the issue

    Great product
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    By  RAYMOND,  a  Verified Buyer  on  February 27, 2021

    Describe the issue

    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Great marine oil
    By  ERIC,  a  Verified Buyer  from  St Clair, Michigan   on  December 10, 2020

    Describe the issue

    Never any lower unit problems with this product
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    By  Anonymous,  a  Verified Buyer  on  October 28, 2020

    Describe the issue

    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    By  Anonymous,  a  Verified Buyer  on  October 21, 2020

    Describe the issue

    The quality is great, enough to fill outdrive, easy to work with. Very recommended.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    By  Anonymous,  a  Verified Buyer  on  October 17, 2020

    Describe the issue

    Bottom Line
    Yes, I would recommend this to a friend.
  • 4
    By  Anonymous,  a  Verified Buyer  on  October 15, 2020

    Describe the issue

    Does not work with certain Volvo Penta drives . Had to use the pump
    Bottom Line
    Yes, I would recommend this to a friend.