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Sierra Hi-Performance Gear Oil Synthetic Blend 80W-90 946ml

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Sierra Hi-Performance Gear Oil Synthetic Blend 80W-90 946mlThe Sierra 18-9650-2 Gear Oil is formulated to lubricate gears and bearings in compatible outboard lo…
SKU: S-18-9650-2
UPC: 030999969170
Condition: New
$28.56

Sierra Hi-Performance Gear Oil Synthetic Blend 80W-90 946ml

$28.56

Sierra Hi-Performance Gear Oil Synthetic Blend 80W-90 946ml

The Sierra 18-9650-2 Gear Oil is formulated to lubricate gears and bearings in compatible outboard lower units and sterndrive gearcases.

Synthetic blended marine formulation reduces operating friction for increased performance
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
Replaces Mercury (QuickSilver) Hi-Performance Blend
Replaces BRP (System Matched) Ultra-HPF Blend
Replaces Yamaha (Yamalube) LUB-GEARL-11-00

Product Specifications:
Color: Blue-Green
Weight: 80W-90
Bottle Size: Quart (946ml)

Technical Specifications

  • Brand: Sierra Marine
  • Sierra Part Number: 18-9650-2
  • Product Type: Gear Oil

Cross References & Alternative Products

  • Honda: 08739-90W
  • Johnson / Evinrude: 778749
  • Johnson / Evinrude: 778755
  • Mallory: 9-82501
  • Mercury: 92-858064K01
  • Mercury: 92-858064Q01
  • Yamaha: LUB-GEARL-11-00

Related Service Parts & Kits

Frequently Asked Questions

What is Sierra 18-9650-2?
Sierra 18-9650-2 is a gear oil.

Which part numbers cross-reference Sierra 18-9650-2?
This listing cross-references Honda 08739-90W, Johnson / Evinrude 778749, Johnson / Evinrude 778755 and Mallory 9-82501. See the Cross References & Alternative Products section above for linked alternatives where available.

Please Note: Oils and coolants are shipped via road freight only, or are available for pickup from our Sydney (Northern Beaches) fulfilment centre.

Customer reviews

1 Review Write a Reviews
  • Sierra Hi-Performance Gear Oil Synthetic Blend 80W-90 946ml
    5

    Posted by Steve Gifford on 31st Aug 2026

    GOOD VALUE, PRODUCT GOOD. SERVICE GOOD

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