---
product_id: 236178597
title: "SAE 75W-90 Full Synthetic Gear Oil API GL-5 MT-1 Limited Slip 1 Quart | Ultimate extreme-pressure protection, outstanding thermal stability, and severe-service durability for GL-5/MT-1"
brand: "ultra 1plus"
price: "6580 kr"
currency: ISK
in_stock: true
category: "Ultra 1 Plus"
url: https://www.desertcart.is/products/236178597-sae-75w-90-full-synthetic-gear-oil-api-gl-5
store_origin: IS
region: Iceland
---

# Extreme-pressure protection Limited-slip differential optimized All-weather cold flow SAE 75W-90 Full Synthetic Gear Oil API GL-5 MT-1 Limited Slip 1 Quart | Ultimate extreme-pressure protection, outstanding thermal stability, and severe-service durability for GL-5/MT-1

**Brand:** ultra 1plus
**Price:** 6580 kr
**Availability:** ✅ In Stock

## Summary

> ⚙️ Gear up with the ultimate synthetic shield—because your ride deserves the best!

## Quick Answers

- **What is this?** SAE 75W-90 Full Synthetic Gear Oil API GL-5 MT-1 Limited Slip 1 Quart | Ultimate extreme-pressure protection, outstanding thermal stability, and severe-service durability for GL-5/MT-1 by ultra 1plus
- **How much does it cost?** 6580 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/236178597-sae-75w-90-full-synthetic-gear-oil-api-gl-5)

## Best For

- ultra 1plus enthusiasts

## Why This Product

- Trusted ultra 1plus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Cost-Smart Maintenance:** Extends equipment lifespan while reducing upkeep costs—your wallet will thank you.
- • **Unmatched Gear Defense:** Advanced anti-wear additives shield gears from shock and torque for longer life.
- • **Reliable in Any Climate:** Exceptional cold temperature flow guarantees dependable performance year-round.
- • **Thermal Stability That Lasts:** Synthetic base oils ensure outstanding high-temp oxidative stability under severe conditions.
- • **Seamless Limited-Slip Performance:** Specialized LS additives eliminate chatter, delivering smooth, efficient differential operation.

## Overview

SAE 75W-90 Full Synthetic Gear Oil by ULTRA 1PLUS offers extreme-pressure protection and superior thermal stability for GL-5/MT-1 applications. Engineered with limited-slip additives, it ensures smooth differential operation while providing all-weather reliability and cost-effective maintenance for heavy-duty automotive and industrial gear systems.

## Description

Buy SAE 75W-90 Full Synthetic Gear Oil API GL-5 MT-1 Limited Slip 1 Quart | Ultimate extreme-pressure protection, outstanding thermal stability, and severe-service durability for GL-5/MT-1: Gear Oils - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- LONGER EQUIPMENT LIFE: 75W-90 synthetic gear oil is formulated with synthetic base oils and specialty performance additives to provide high-temperature thermal and oxidative stability in a wide range of operating conditions.
- ENHANCED PERFORMANCE IN DIFFERENTIALS: Engineered with specific limited-slip (LS) additives, it eradicates chatter, ensuring seamless functionality in limited-slip differentials for smoother, efficient operation.
- MAXIMUM GEAR PROTECTION: Extreme pressure anti-wear additives safeguard gear teeth from shock loading and high torque, ensuring prolonged gear life and reduced maintenance needs.
- ALL-WEATHER RELIABILITY: U1P 75W90 Synthetic Gear Oil guarantees excellent cold temperature flow, ensuring reliable operation in diverse weather conditions.
- COST-EFFECTIVE MAINTENANCE SOLUTION: Exceeding performance benchmarks, it minimizes maintenance costs and extends equipment lifespan, providing a cost-efficient solution for diverse applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0885J3DQM |
| Best Sellers Rank | #22,756 in Automotive ( See Top 100 in Automotive ) #43 in Gear Oils |
| Brand Name | ULTRA 1PLUS |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (512) |
| Flash Point | 401 °C |
| Global Trade Identification Number | 00810050654142 |
| Included Components | Gear Oil |
| Item Form | Oil |
| Item Type Name | Gear Oil |
| Item Weight | 1.9 pounds |
| Liquid Volume | 1 quarts |
| Manufacturer | Ultrachem LLC |
| Material | Synthetic |
| Model Number | UL703 |
| Number of Items | 1 |
| Part Number | UFS7590GL5L |
| Recommended Uses For Product | Heavy-Duty Equipment, Hypoid Gear Differentials, Moderate-Duty Industrial Gears |
| SAE J300 Viscosity Grade | 75W-90 |
| Specific Uses For Product | Automotive Differentials, Increase Efficiency, Industrial Gearboxes, Manual Transmissions, Transfer Cases |
| UPC | 810050654142 |
| Unit Count | 32 Fluid Ounces |
| Viscosity | 75W-90 sae_grade |

## Product Details

- **Brand:** ULTRA 1PLUS
- **Item Weight:** 1.9 pounds
- **Liquid Volume:** 1 quarts
- **Material:** Synthetic
- **Package Information:** Bottle

## Images

![SAE 75W-90 Full Synthetic Gear Oil API GL-5 MT-1 Limited Slip 1 Quart | Ultimate extreme-pressure protection, outstanding thermal stability, and severe-service durability for GL-5/MT-1 - Image 1](https://m.media-amazon.com/images/I/71WyY1IPRLL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- ULTRA 1PLUS SAE 75W-90 Synthetic Limited Slip Gear Oil, API GL-5, MT-01 (QT)
- Ultra 1PLUS SAE 50 Full Synthetic Manual Transmission Fluids (CD-50) (5 Gallon Pail)
- Performance Tool W54232 Lever-Action Bucket Pump for 5 Gallon Pails, Black

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**Shop now:** [https://www.desertcart.is/products/236178597-sae-75w-90-full-synthetic-gear-oil-api-gl-5](https://www.desertcart.is/products/236178597-sae-75w-90-full-synthetic-gear-oil-api-gl-5)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-08-10*