---
product_id: 21859934
title: "Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack)"
brand: "red line"
price: "₨74855"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/21859934-red-line-50504-mt-85-manual-transmission-75w85-gl-4
store_origin: LK
region: Sri Lanka
---

# 75W85 viscosity for optimal gear protection Smooth shifting even in cold climates Safe for brass synchros, no corrosive sulfurs Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack)

**Brand:** red line
**Price:** ₨74855
**Availability:** ✅ In Stock

## Summary

> ⚙️ Shift smarter, not harder — gear oil that keeps you ahead of the pack!

## Quick Answers

- **What is this?** Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack) by red line
- **How much does it cost?** ₨74855 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/21859934-red-line-50504-mt-85-manual-transmission-75w85-gl-4)

## Best For

- red line enthusiasts

## Why This Product

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

## Key Features

- • **Wide Compatibility:** Trusted by Nissan 350Z/370Z, Mitsubishi Evo, Hyundai, Kia & Quaife manual transmissions
- • **Legacy of Excellence:** Red Line’s proven performance since 1979 means no compromises on quality
- • **Synchro-Safe Formula:** Free from reactive sulfurs, perfect for brass synchros and sensitive transmissions
- • **Effortless Cold Shifts:** Balanced friction control ensures quicker, smoother gear changes in any weather
- • **Precision Gear Protection:** Extends synchro life with high-performance GL-4 formula

## Overview

Red Line 50504 MT-85 is a premium 75W85 GL-4 gear oil designed for manual transmissions, offering superior gear and synchro protection with a friction-balanced formula that enables smoother shifts even in cold climates. Safe for brass synchros and compatible with a wide range of popular performance and everyday vehicles, this oil delivers trusted, high-performance reliability since 1979.

## Description

Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack)

## Features

- HIGH PERFORMANCE - Gear protection and longer synchro life. Recommended for GL-1, GL-3, and GL-4 applications, as well as where most special synchromesh fluids are specified
- OFFERS QUICKER SHIFTS - Excellent gear and synchro protection, balanced friction control & slipperiness for easier shifting even in cold climates
- SAFE FOR BRASS SYNCHROS - GL-4 Gear Oil lacks the reactive sulfurs found in most GL-5 oils that cause damage. Recommended for GL-1, GL-3 & GL-4 applications
- POPULAR GEA OIL FOR - Compatible with Nissan 350Z and 370Z (also most Maxima, Altima & Sentra), Mitsubishi Evolution, Hyundai, Kia and Quaife synchro manual trans applications
- WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises

## Product Details

- **Material:** Synthetic
- **Brand:** Red Line
- **Package Information:** Bottle
- **Liquid Volume:** 128 Fluid Ounces
- **Item Weight:** 8 Pounds

## Images

![Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack) - Image 1](https://m.media-amazon.com/images/I/71eCG2BDySL.jpg)

## Frequently Bought Together

- Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack)
- Red Line 50504 MT-85 Manual Transmission 75W85 GL-4 Gear Oil - 1 Quart (4 Pack)
- Slippery Pete - Fluid Pump for Standard Quart Bottles - 8cc per Pump Stroke and 3rd Hand Adapter, Transfer Gear Oil, Transmission and Differential Fluid (28mm)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.lk/products/21859934-red-line-50504-mt-85-manual-transmission-75w85-gl-4](https://www.desertcart.lk/products/21859934-red-line-50504-mt-85-manual-transmission-75w85-gl-4)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-01-27*