---
product_id: 73185757
title: "STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant"
brand: "starfire"
price: "2496.77 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Starfire"
url: https://www.desertcart.tn/products/73185757-starfire-sae-50w-full-synthetic-transmission-oil-5-gallon-pail
store_origin: TN
region: Tunisia
---

# Long drain intervals High-temp resilience Advanced anti-wear tech STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant

**Brand:** starfire
**Price:** 2496.77 DT
**Availability:** ✅ In Stock

## Summary

> ⚙️ Shift into the future with STARFIRE – where power meets precision.

## Quick Answers

- **What is this?** STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant by starfire
- **How much does it cost?** 2496.77 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/73185757-starfire-sae-50w-full-synthetic-transmission-oil-5-gallon-pail)

## Best For

- starfire enthusiasts

## Why This Product

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

## Key Features

- • **Extended Drain Intervals:** Oxidation-resistant formula means fewer oil changes and less downtime.
- • **Full Synthetic Efficiency:** Reduces friction and smooths shifting to boost fuel economy and transmission longevity.
- • **Trusted Industry Standard:** Meets or exceeds API MT-1 and OEM specs, favored by fleet pros and mechanics alike.
- • **Engineered for Extreme Heat:** Withstands intense temperatures for relentless performance on long hauls and heavy loads.
- • **Superior Wear & Foam Control:** Protects critical components with advanced additives for durable, consistent lubrication.

## Overview

STARFIRE SAE 50W Full Synthetic Transmission Oil is a heavy-duty gear oil designed for manual transmissions operating under extreme heat and heavy loads. Its advanced synthetic formula ensures smoother shifting, improved fuel efficiency, and extended drain intervals thanks to superior oxidation resistance and anti-wear additives. Trusted by fleet managers and mechanics, it meets API MT-1 and multiple OEM standards, making it the go-to choice for demanding on- and off-highway applications.

## Description

Buy STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant: Transmission Fluids - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Eaton 10 speed - 2001 Freightliner Century 10 speed, the oil works great. Shift smoothly 👍
Review: Great product - Fast delivery you can see it he quality right off hand

## Features

- ENGINEERED FOR EXTREME TEMPERATURES – Built for high-heat, high-load environments, this SAE 50W synthetic oil resists thermal breakdown, making it ideal for long hauls, towing, and demanding fleet operations.
- FULL SYNTHETIC FOR MAXIMUM EFFICIENCY – Advanced synthetic formula reduces internal friction, supports smoother shifting, and helps improve fuel economy and supports smoother shifting in heavy-duty manual transmissions.
- LONG DRAIN INTERVAL PERFORMANCE – Designed to extend service life, this transmission oil offers excellent oxidation resistance and thermal stability for fewer oil changes and lower maintenance costs.
- ADVANCED WEAR & FOAM CONTROL – Anti-wear and anti-foam additives protect critical components, ensuring consistent lubrication and long-term durability under severe operating conditions.
- MEETS API MT-1 & OEM SPECS – Formulated to meet or exceed API MT-1 and other OEM performance standards—trusted by fleet managers, mechanics, and operators in both on-highway and off-highway equipment.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01J8HR1CK |
| Best Sellers Rank | #58,517 in Automotive ( See Top 100 in Automotive ) #138 in Transmission Fluids |
| Brand | STARFIRE |
| Brand Name | STARFIRE |
| Container Type | Pail |
| Customer Reviews | 4.5 out of 5 stars 190 Reviews |
| Item Form | Oil |
| Item Height | 9.5 inches |
| Liquid Volume | 5 Gallons |
| Manufacturer | StarFire Premium Lubricants |
| Material | Synthetic |
| Package Information | Pail |
| Recommended Uses For Product | • API MT-1 • Eaton PS-164 Rev 7 • Navistar/International TMS 6816 • Mack TO-A Plus • MERITOR® O-81 (Publication TP-90014) • ZF Freedomline Recommended Uses For Product • API MT-1 • Eaton PS-164 Rev 7 • Navistar/International TMS 6816 • Mack TO-A Plus • MERITOR® O-81 (Publication TP-90014) • ZF Freedomline See more |
| UPC | 810029022057 |
| Unit Count | 640.0 Fluid Ounces |
| Viscosity | 50W |

## Product Details

- **Material:** Synthetic Oils
- **Brand:** STARFIRE
- **Package Information:** Pail
- **Liquid Volume:** 5 Gallons
- **Recommended Uses For Product:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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}));  • API MT-1 • Eaton PS-164 Rev 7 • Navistar/International TMS 6816 • Mack TO-A Plus • MERITOR® O-81 (Publication TP-90014) • ZF Freedomline• API MT-1 • Eaton PS-164 Rev 7 • Navistar/International TMS 6816 • Mack TO-A Plus • MER…    See more

## Images

![STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant - Image 1](https://m.media-amazon.com/images/I/61o8eBQdymL.jpg)
![STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant - Image 2](https://m.media-amazon.com/images/I/811z9GfWRyL.jpg)
![STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant - Image 3](https://m.media-amazon.com/images/I/815gpQN9ybL.jpg)
![STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant - Image 4](https://m.media-amazon.com/images/I/819B9a62SuL.jpg)
![STARFIRE SAE 50W Full Synthetic Transmission Oil – 5 Gallon Pail – Heavy Duty Gear Oil for Manual Transmissions – Long Drain, High Temp, Oxidation Resistant - Image 5](https://m.media-amazon.com/images/I/81Bkav1lG8L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Eaton 10 speed
*by A***I on October 17, 2025*

2001 Freightliner Century 10 speed, the oil works great. Shift smoothly 👍

### ⭐⭐⭐⭐⭐ Great product
*by A***O on September 27, 2025*

Fast delivery you can see it he quality right off hand

### ⭐⭐⭐⭐⭐ Good oil.
*by T***N on July 27, 2025*

I put it in my 1992 international 6 speed manual. Shifts good

## Frequently Bought Together

- StarFire Premium Lubricants Full Synthetic Transmission Oil SAE 50W, 5 gal Pail
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- Performance Tool W54232 Lever-Action Bucket Pump for 5 Gallon Pails, Black

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-01-22*