--- product_id: 702835063 title: "Red Line 50104 75W85 GL-5 Full Synthetic Gear Oil for Hypoid Limited Slip Differentials - 4 Quarts" brand: "red line" price: "733.54 DT" currency: TND in_stock: true category: "Red Line" url: https://www.desertcart.tn/products/702835063-red-line-50104-75w85-gl-5-full-synthetic-gear-oil store_origin: TN region: Tunisia --- # Friction modifiers optimized for limited slip differentials 75W85 GL-5 viscosity for ultimate gear protection Excellent low-temp flow for smooth cold starts Red Line 50104 75W85 GL-5 Full Synthetic Gear Oil for Hypoid Limited Slip Differentials - 4 Quarts **Brand:** red line **Price:** 733.54 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Shift into the fast lane with Red Line’s synthetic gear oil—where precision meets performance. ## Quick Answers - **What is this?** Red Line 50104 75W85 GL-5 Full Synthetic Gear Oil for Hypoid Limited Slip Differentials - 4 Quarts by red line - **How much does it cost?** 733.54 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/702835063-red-line-50104-75w85-gl-5-full-synthetic-gear-oil) ## 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 - • **Cold-Start Champion:** Superior low-temperature flow ensures effortless shifting even in freezing conditions. - • **Race-Ready Viscosity:** Precision 75W85 GL-5 formula engineered for peak drivetrain efficiency and protection. - • **Endurance & Efficiency:** Reduces gear temps and wear, extending component life while boosting power transfer on street and track. - • **Pro-Grade Compatibility:** Seamlessly works with petroleum and synthetic oils, seals, and meets API GL-5/GL-6 standards for versatile use. - • **LSD-Optimized Performance:** Built-in friction modifiers deliver flawless clutch-type limited slip differential operation—no extra additives needed. ## Overview Red Line 50104 is a premium 75W85 GL-5 full synthetic gear oil designed for hypoid limited slip differentials. It offers exceptional low-temperature flow, advanced friction modifiers for LSDs, and superior thermal stability to reduce wear and improve drivetrain efficiency. Trusted by enthusiasts and professionals alike, it’s compatible with a wide range of vehicles and racing applications, ensuring maximum protection and performance under all conditions. ## Description RED LINE SYNTHETIC GEAR OILS Designed to provide the highest degree of protection and greatest efficiency for your drivetrain. Red Line provides a complete line of drivetrain lubricants which are optimized for differential, transmission, or transaxle use over a wide range of temperatures. Red Line LightWeight Gear Oil - a 75W/80W GL-5 gear oil designed to lubricate transmissions and transaxles which recommend 80W GL-5 gear oils. It has excellent low- temperature flow which allows easier shifting when cold. Also has good synchro compatibility. May be used to obtain maximum power transfer in racing differentials which do not see high temperatures. Provides the greatest gear protection available * Reduces differential and gearbox temperatures * Increases differential and gearbox durability * Rapid lubrication even in very cold weather * Improves shifting in manual transmissions * Provides improved drivetrain efficiency * Prevents foaming even at high speeds * Low corrosiveness reduces synchronizer wear * Stable even at elevated temperatures * Highest film strength available * Can be used in limited-slip and regular differentials * Suitable for competition and street use * Compatible with petroleum and other synthetics * Compatible with seals designed for petroleum * Satisfies requirements calling for API GL-5 and GL-6 * Allows extended drains in non-warranty vehicles ## Features - SATISFIES REQUIREMENTS - for gear oil viscosity of SAE 75W80, 75W, 80W and 85W, as well as SAE 30 and SAE 10W30 motor oil - APPLICATIONS - include differential oil, final drive oil, gear oil and transfer case fluid, this product is not designed for use in most manual transmissions or transaxles with synchronizers, as extreme slipperiness may cause shifting problems - CONTAINS - additional friction modifiers for suitability with clutch-type limited slip differentials - for most LSDs, no additional friction modifiers are required, known formerly as LightWeight Gear Oil - POPULAR GEAR OIL FOR - in many late model BMW, Dodge, Ford, GM, Jeep, Lexus, Mercedes-Benz, Ram, Toyota, also popular in many Formula racing transaxles, including Hewland LD-200 and FTR sequential - WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01LOJT8UI | | Best Sellers Rank | #1,389 in Automotive ( See Top 100 in Automotive ) #3 in Gear Oils | | Brand Name | Red Line | | Compatible Material | Synthetic | | Container Type | Quart | | Customer Reviews | 4.9 4.9 out of 5 stars (1,366) | | Included Components | GL-5 Gear Oil | | Item Form | Oil | | Item Weight | 6 pounds | | Liquid Volume | 4 quarts | | Manufacturer | Red Line | | Model Number | 50104 | | Number of Items | 4 | | Number of Packs | 1 | | Part Number | 50104 | | Recommended Uses For Product | Automotive | | UPC | 083522501446 | | Unit Count | 128 Fluid Ounces | ## Product Details - **Brand:** Red Line - **Item Weight:** 6 pounds - **Liquid Volume:** 4 quarts - **Package Information:** Quart - **Recommended Uses For Product:** Automotive ## Images ![Red Line 50104 75W85 GL-5 Full Synthetic Gear Oil for Hypoid Limited Slip Differentials - 4 Quarts - Image 1](https://m.media-amazon.com/images/I/71XbhvbssUL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Frequently Bought Together - Red Line 50104 75W85 GL-5 Full Synthetic Gear Oil for Hypoid Limited Slip Differentials - 4 Quarts - Red Line 50604 MT-LV 70W/75W GL-4 High-Performance Full Synthetic Gear Oil Lubricant for Manual Transmissions & Transaxles - 1 Quart - 12157-10010 90430-24003 90430-18008 Differential and Transmission/Transfer Case Drain Plug Crush Washers Gaskets Compatible with Toyota 4runner Tacoma Tundra FJ cruiser Land Cruiser --- ## 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.tn/products/702835063-red-line-50104-75w85-gl-5-full-synthetic-gear-oil](https://www.desertcart.tn/products/702835063-red-line-50104-75w85-gl-5-full-synthetic-gear-oil) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-21*