---
product_id: 217491693
title: "75W-90 Semi Synthetic Gear Differential Oil GL-4 GL-5 5 Litre 5L"
brand: "smith & allan"
price: "37335 som"
currency: KGS
in_stock: true
reviews_count: 6
category: "Smith & Allan"
url: https://www.desertcart.kg/products/217491693-75w-90-semi-synthetic-gear-differential-oil-gl-4-gl
store_origin: KG
region: Kyrgyzstan
---

# Thermally stable under extreme conditions 75W-90 viscosity for optimal gear protection Outstanding cold temperature performance 75W-90 Semi Synthetic Gear Differential Oil GL-4 GL-5 5 Litre 5L

**Brand:** smith & allan
**Price:** 37335 som
**Availability:** ✅ In Stock

## Summary

> ⚙️ Drive with confidence, powered by precision gear oil.

## Quick Answers

- **What is this?** 75W-90 Semi Synthetic Gear Differential Oil GL-4 GL-5 5 Litre 5L by smith & allan
- **How much does it cost?** 37335 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/217491693-75w-90-semi-synthetic-gear-differential-oil-gl-4-gl)

## Best For

- smith & allan enthusiasts

## Why This Product

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

## Key Features

- • **All-Weather Warrior:** Performs flawlessly from icy mornings to scorching rides with thermal and cold resistance.
- • **Foam-Free Precision:** Engineered for excellent foam control, ensuring consistent lubrication under pressure.
- • **OEM-Approved Excellence:** Meets API GL-4 & GL-5 standards—trusted by manufacturers for peak transmission performance.
- • **Rust & Corrosion Shield:** Protect your investment with superior rust prevention for extended gear life.
- • **Unmatched Gearbox Defense:** Advanced anti-wear formula keeps your drivetrain running smoother, longer.

## Overview

Smith & Allan 75W-90 Semi Synthetic Gear Differential Oil is a premium blend designed for high-performance gearboxes and differentials. Combining synthetic and refined mineral bases with advanced additives, it delivers exceptional anti-wear protection, thermal stability, rust prevention, and superior cold-weather performance. Certified to API GL-4 and GL-5 standards, this 5L lubricant ensures reliable, long-lasting transmission efficiency for professional-grade automotive maintenance.

## Description

Geartech SS 75W-90 is a high performance semi-synthetic automotive gear lubricant, designed for use in gearboxes, drive axles and other transmission systems. The product is formulated using high premium synthetic and highly refined mineral base stocks, with the incorporation of and advanced additive system. Geartech SS 75W-90 exhibits excellent extreme pressure and anti-wear performance and is both oxidative and thermally stable. The product also delivers protection from rust and corrosion, outstanding cold temperature performance, is shear stable and offers excellent control over foaming. Geartech SS 75W-90 is recommended for use in manual gearboxes, transfer boxes, transaxles, heavily loaded axle drives and other transmission equipment, where the original equipment manufacturer recommends a lubricant of this quality, performance level and viscosity. API GL-4, GL-5, MT-1

Review: Have used this for years good value for money. - Use this for diff and transfer case which I change regularly seems good and stable.
Review: Oil - Very pleased with this oil quick delivery and package well recommend to anyone looking for this type of oil good price

## Features

- Excellent anti-wear characteristics
- Resistant to oxidation
- Thermally stable
- Excellent foam control
- Protection from rust and corrosion
- Outstanding cold temperature performance
- Grade rationalisation potential

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00FGRC992 |
| Best Sellers Rank | 33,037 in Automotive ( See Top 100 in Automotive ) 68 in Gear Oils |
| Brand | Smith & Allan |
| Customer Reviews | 4.2 4.2 out of 5 stars (35) |
| Date First Available | 26 Sept. 2013 |
| Item Weight | 5 kg |
| Item model number | GTSS75W905LT |
| Manufacturer | Smith & Allan |
| Manufacturer part number | GTSS75W905LT |
| Viscosity | 75W-90 |

## Product Details

- **Brand:** Smith & Allan
- **Item weight:** 5 Kilograms
- **Liquid volume:** 5 Litres
- **Material:** Plastic
- **Package information:** Drum

## Images

![75W-90 Semi Synthetic Gear Differential Oil GL-4 GL-5 5 Litre 5L - Image 1](https://m.media-amazon.com/images/I/71FzJv9yWUL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Have used this for years good value for money.
*by B***Y on 17 September 2024*

Use this for diff and transfer case which I change regularly seems good and stable.

### ⭐⭐⭐⭐⭐ Oil
*by I***T on 10 June 2023*

Very pleased with this oil quick delivery and package well recommend to anyone looking for this type of oil good price

### ⭐ Contaminated Oil
*by A***R on 3 January 2026*

Product was heavily contaminated with water - totally unusable. Beware

## Frequently Bought Together

- 75W-90 Semi Synthetic Gear Differential Oil GL-4 GL-5 5 Litre 5L
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**Shop now:** [https://www.desertcart.kg/products/217491693-75w-90-semi-synthetic-gear-differential-oil-gl-4-gl](https://www.desertcart.kg/products/217491693-75w-90-semi-synthetic-gear-differential-oil-gl-4-gl)

---

*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-02-18*