Bel-Ray 99740-BT1 Marine Semi-Synthetic 80W-90 Gear Oil

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Bel-Ray 99740-BT1 Marine Semi-Synthetic 80W-90 Gear Oil.

Marine Semi-Synthetic Gear Oil is a high performance, synthetic blend gear oil engineered specifically for marine applications. It is formulated utilizing the most advanced Extreme Pressure additives, delivering superior protection for high torque marine gearboxes. Marine Semi-Synthetic Gear Oil is not only GL-5 rated to ensure maximum protection under severe marine applications, it exceeds the requirements of all major OEM marine manufacturers. It has been formulated without hazardous chemicals, such as Antimony, that could harm the marine environment, making Marine Semi-Synthetic Gear Oil safer to handle and easy to dispose of after use.

1 LITER (1.05 QUART)
Excellent Anti-wear properties Reduces friction and extends equipment life
Provides longer life for gears and bearings in extreme conditions, e.g. high-horse power applications
Excellent Performance in presence of water
Superior Extreme Pressure and Corrosion barrier under wet conditions
Maintains maximum protection even when contaminated with up 25% of water
Excellent Extreme Pressure Properties
Delivers ultimate film strength providing gear protection to prevent excessive wear under high or shock load conditions encountered with harsh engagement, power reversal and propeller entanglement
More Information
Manuals & Instructions N/A
Brand Bel-Ray
Cross Reference BELRAY
  • 99740-BT1

  • 08739-90W


  • 27232

  • 11564
  • Specifications


  • Recommended for all outboard and sterndrive units, fresh and salt water applications requiring GL-4 or GL-5 performance gear oils.
  • UPC 690509401462
    Vendor Item # 99740-BT1
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