Looking for some of the best Best Gear Oil? As you may know, there are dozens of brands available in the market such as Valvoline,Lucas Oil,Stens and some come with vastly different price tags. Let us help you out here – we have handpicked the Best Gear Oil for you.
To compile our list, we’ve researched and evaluated a range of the best-selling products on the market. We recommend Valvoline Best Gear Oil as our top pick because of its exceptional overall performance. Want to explore more options? Read on! There’s also a buying guide to help you make a wise shopping decision.
Budget Pick

Lucas Oil 10042 Heavy Duty High Performance SAE 85W-140 Gear Oil - 1 Quart
Top 10 Best Gear Oil
We researched and compared the top products in the Best Gear Oil category to provide you with these recommendations.
1. Valvoline High Performance SAE 80W-90 Gear Oil 1 QT

- Protects Against Severe Temperatures To Help Extend Service Life
- Formulated With Extreme-Pressure Additives To Minimize Gear Wear From Shock Loads
- Helps Protect Against Gear Wear From Scuffing, Scouring, Corrosion And Pitting
- Recommended For Conventional Hypoid Differentials And Non-Synchronized Manual Transmissions In Passenger Cars, Light Trucks, Sport Utility Vehicles, Vans And Heavy-Duty Trucks Where An Api-Gl5 Or Gl-4 Fluid Is Specified
2. Valvoline SynPower SAE 75W-90 Full Synthetic Gear Oil 1 QT

- Formulated to maintain excellent low temperature fluid protection
- Helps provide outstanding thermal stability for cleanliness and longer service life
- Contains special additives to assist in protecting gear teeth from rust and corrosion and reduce chattering in limited-slip differentials
- Recommended for conventional and limited slip differentials and non-synchronized manual transmissions where API GL-5 or API GL-4 fluid is specificed
3. Lucas Oil 10042 Heavy Duty High Performance SAE 85W-140 Gear Oil - 1 Quart

- Affordable Solutions
- Provides rust protection
- Designed for hypoid gears
- Ideal for shock loading applications
- Fit type: Vehicle Specific
4. Lucas Oil 10046 SAE 80W-90 Heavy Duty Gear Oil - 1 Gallon

- Affordable Solutions
- Provides rust protection
- Ideal for shock loading applications
- Can be used in limited slip differentials
5. Stens Lucas Oil LUC10043 Oil SAE 80W-90 Heavy Duty Gear Oil - 1 Quart

- Contains special anti-wear and lubricity agents
- Helps to control heat
- Excellent for high performance and heavy-duty applications
- Fit Type: Universal
6. Lucas 10045 Heavy Duty 85/140 Gear Oil - 1 Gallon

- Fit type: Vehicle Specific
- Package Dimensions: 31.0 H x 15.0 L x 15.0 W (centimeters)
- Country of Origin : China
- Package Weight: 7.892 pounds
7. Amalie (73156-56) API GL-5 Certified 85W-140 Hypoid Multi-Performance Gear Oil - 1 Quart

- Product Type :Auto Accessory
- Package Dimensions :25.907 Cm L X 11.176 Cm W X 5.588 Cm H
- Country Of Origin :United States
- Package Weight :2.05Lbs
8. Triax HD Gear Premium LS 80W-90, GL-5 Limited Slip Ready, Manual Transmissions, Hypoid Gear Systems,

- WIDEST SPEC RANGE ON THE MARKET: widely compatible with a very large number of hypoid gear systems, differentials, transmissions and axle assemblies.
- SEVERE SERVICE MAX: Exceptional shear stability and oxidation resistance. Polyphosphate EP proprietary additive system offers substantial improvement in performance over previous generation, low cost, gear oils
- BUILT IN LIMTED SLIP ADDITIVE - Does not require "additional" LS additive. Its built into the product, optimized for all limited slip differentials, including those with built in wet brakes.
- OUTSTANDING SCUFFING PROTECTION - Superb gear and syncron protection, facilitating extremely long transmission life. Exceeds Load Stage 13 extreme pressure requirements beyond 120,000 lbs / sqi.
- SHEAR STABLE - Excellent thermal stability and high load capacity without viscosity breakdown, facilitates excellent film strength under high loads, high temp and high shear conditions.
9. Royal Purple 01300 Max Gear 75W-90 High Performance Synthetic Automotive Gear Oil , 1 Quart (32

- For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
10. Quicksilver 858064Q01 SAE 90 High Performance Gear Lube , 32 oz

- Lower unit gear oil formulated to protect against corrosion and excessive wear
- Designed for outboard motor lower unit and sterndrive applications above 75 HP
- Extreme pressure synthetic additives protect gears from metal to metal contact
- Extends gear life in extreme conditions including high-speed and high-horspower applications
- SAE 90 viscosity
- 1 quart bottle
- Manufacturer part number 858064Q01
Peter
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