Hello! GL-4 is a multipurpose, extreme-pressure, API GL-4 automotive gear lubricant which isn't a ranking for our oils. Thank you, Quciksilver Support Team

Can i use it for mercury fourstroke 150hp efi?

This oil is for the outdrive not the motor.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Quicksilver 85W-90 Extreme Performance Gear Lube - 1 Quart

Product ID: 395946708

Details

Brand
Quicksilver
Global Trade Identification Number
Item form
Oil
Item weight
7 Pounds
Liquid volume
1 Quarts

💧Advanced emulsifiers defend against water intrusion

🔥High-temp stability prevents horsepower loss

⚙️85W-90 viscosity for extreme gear protection

Description

⚙️ Gear up with Quicksilver — where extreme performance meets unbeatable protection!

RACE READY VISCOSITY - Precision 85W-90 formula engineered for outboard and sterndrive racing performance.
UNMATCHED WEAR DEFENSE - Tackifiers and pressure additives create a resilient oil film to minimize gear wear under extreme conditions.
WATER RESISTANT PROTECTION - Advanced emulsifiers safeguard gears even if water enters the housing—marine-grade reliability.
ENGINEERED BY MERCURY MARINE - Developed and tested to OEM specs, ensuring peak performance and longevity for your marine engine.
ANNUAL MAINTENANCE MADE SIMPLE - Optimized for yearly changes or every 100 hours, keeping your high-performance gear lube fresh and effective.

Quicksilver 85W-90 Extreme Performance Gear Lube is a premium marine-grade lubricant designed specifically for high-performance outboard and sterndrive racing gear cases. Featuring advanced tackifiers, pressure additives, and emulsifiers, it ensures maximum wear protection, high-temperature stability, and water resistance. Developed by Mercury Marine to meet stringent OEM standards, this 1-quart oil keeps your marine and motorsports gears running smoothly under the most demanding conditions.

Specifications

ASIN	B078HCCWVV
Brand Name	Quicksilver
Customer Reviews	4.8 4.8 out of 5 stars (162)
Global Trade Identification Number	00745061959569
Item Form	Oil
Item Weight	3.18 kg
Liquid Volume	1 Quarts
Model Number	8M0111677
Number of Items	1
Number of Packs	1
Part Number	8M0111677
UPC	745061959569
Unit Count	946.3529 Milliliters

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

View all Trustpilot reviews