Liqui Moly Marine High Performance Gear Oil 85W-90 – 1L

Liqui Moly Marine High Performance Gear Oil 85W-90 is a cost-effective alternative to Quicksilver High Performance Gear Lube SAE 90 for specified Mercury and MerCruiser applications. Its high-load additive package provides dependable gear, bearing and corrosion protection—even if small amounts of water enter the gearcase.

Direct Quicksilver cross-reference

• Quicksilver High Performance Gear Lube SAE 90 – 1 litre
• Quicksilver reference: 92-858064QB1
• Quicksilver reference: 92-8M0219575

Liqui Moly confirms this 85W-90 can be used as a replacement where High Performance Gear Lube SAE 90 is specified for the applications below. It offers the same intended high-performance marine gear-oil grade and application at a substantially lower price than typical Quicksilver 1-litre bottles.

Suitable applications

• Mercury outboard motors from 75 HP
• MerCruiser sterndrives / Z-drives
• Other marine gearboxes requiring a suitable SAE 85W-90 high-performance gear oil

Key benefits

• Excellent high-pressure and wear protection
• High load-carrying capacity
• Strong corrosion protection
• Stable viscosity and excellent oxidation resistance
• Designed to maintain protection if minor water contamination occurs

Viscosity: SAE 85W-90
Size: 1 litre
Liqui Moly part number: 25079

Important: Always follow the boat or transmission manufacturer’s specification. Do not mix with gear oils of a different specification.

Quicksilver, Mercury and MerCruiser names and part numbers are used only to identify compatibility and cross-reference. South Quay Leisure is independent and is not affiliated with or endorsed by those manufacturers.