---
product_id: 27104358
title: "by Mercury Marine 80W-90 Premium Gear Lube, Marine Engine, 9 Oz."
brand: "quicksilver"
price: "VT6714"
currency: VUV
in_stock: true
reviews_count: 13
category: "Quicksilver"
url: https://www.desertcart.vu/products/27104358-by-mercury-marine-80w-90-premium-gear-lube-marine-engine
store_origin: VU
region: Vanuatu
---

# 80W-90 viscosity for optimal gear protection Advanced corrosion & water intrusion defense Specifically designed for marine outboards <75hp by Mercury Marine 80W-90 Premium Gear Lube, Marine Engine, 9 Oz.

**Brand:** quicksilver
**Price:** VT6714
**Availability:** ✅ In Stock

## Summary

> 🛥️ Keep your marine engine running smooth — don’t let gear wear sink your summer!

## Quick Answers

- **What is this?** by Mercury Marine 80W-90 Premium Gear Lube, Marine Engine, 9 Oz. by quicksilver
- **How much does it cost?** VT6714 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/27104358-by-mercury-marine-80w-90-premium-gear-lube-marine-engine)

## Best For

- quicksilver enthusiasts

## Why This Product

- Trusted quicksilver brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Proven Reliability:** Backed by 65+ years of Quicksilver marine industry expertise and rigorous testing.
- • **Compact & Convenient:** 9 oz tube designed for easy application on outboard motor gear cases.
- • **Maximum Gear Longevity:** Premium 80W-90 formula reduces wear and extends marine gear life.
- • **OEM-Approved Performance:** Meets Mercury Marine specs for trusted, factory-level protection.
- • **Marine-Grade Corrosion Shield:** Special additives protect gears even if water enters the lower unit.

## Overview

Quicksilver by Mercury Marine 80W-90 Premium Gear Lube is a 9 oz high-performance lubricant engineered for outboard motors under 75hp. It offers superior protection against wear, corrosion, and water damage, meeting Mercury Marine OEM standards to ensure extended gear life and reliable marine performance.

## Description

Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for outboard applications below 75hp, this premium 80W-90 gear lube has been extensively tested to ensure impressive protection against corrosion and wear. Specifically formulated to help prevent failures due to water entering the gear housing. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine original equipment replacement engine parts, oils, and accessories, but also works to serve all original equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.

Review: Great replacement oil, good price! - Great oil replacement for Mercury outboard. I bought this product to change the lower unit gear oil on my 3.5 HP Merc outboard and it has ran good all summer.
Review: Great product. - Great product, great price.

## Features

- Provides maximum protection against excessive wear, corrosion and pitting for extended gear life in marine applications
- Contains additives to protect gears if water enters the gear case or lower unit
- Recommended for use in outboard motor gear cases and marine lower units in applications below 75hp
- 9 oz. tube
- Designed for outboard applications below 75hp
- Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your engine
- Manufacturer part number 802844Q02

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001HBQN52 |
| Best Sellers Rank | #10,370 in Automotive ( See Top 100 in Automotive ) #18 in Gear Oils |
| Brand | Quicksilver |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,870) |
| Date First Available | October 3, 2008 |
| Global Trade Identification Number | 00745061766921 |
| Is Discontinued By Manufacturer | No |
| Item Form | Oil |
| Item Weight | 7.8 ounces |
| Item model number | 802844Q02 |
| Liquid Volume | 9 Fluid Ounces |
| Manufacturer | Mercury |
| Manufacturer Part Number | 802844Q02 |
| Material | Various Materials |
| Model | MERC92802844Q02 |
| Number of Items | 1 |
| Package Information | Tube |
| Product Dimensions | 8.8 x 3 x 1.6 inches |
| Recommended Uses For Product | Lube |
| UPC | 745061766921 |
| Unit Count | 8.0 Fluid Ounces |
| Upper Temperature Rating | 250 Degrees Fahrenheit |
| Viscosity | 80W-90 |

## Product Details

- **Brand:** Quicksilver
- **Liquid Volume:** 9 Fluid Ounces
- **Material:** Various Materials
- **Package Information:** Tube
- **Recommended Uses For Product:** Lube

## Images

![by Mercury Marine 80W-90 Premium Gear Lube, Marine Engine, 9 Oz. - Image 1](https://m.media-amazon.com/images/I/61gwtLKEvnL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great replacement oil, good price!
*by T***R on October 30, 2025*

Great oil replacement for Mercury outboard. I bought this product to change the lower unit gear oil on my 3.5 HP Merc outboard and it has ran good all summer.

### ⭐⭐⭐⭐⭐ Great product.
*by S***R on December 7, 2025*

Great product, great price.

### ⭐⭐⭐⭐⭐ Excellent product
*by S***L on November 10, 2025*

Must have on an ebike

## Frequently Bought Together

- Quicksilver by Mercury Marine 80W-90 Premium Gear Lube, Marine Engine, 9 Oz.
- Quicksilver by Mercury Marine 25W-40 Marine Engine Oil
- Quicksilver Gear Lube Pump

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**Shop now:** [https://www.desertcart.vu/products/27104358-by-mercury-marine-80w-90-premium-gear-lube-marine-engine](https://www.desertcart.vu/products/27104358-by-mercury-marine-80w-90-premium-gear-lube-marine-engine)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-02-01*