Top 9 75W90 Gear Oil Synthetic – Gear Oils

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1. Valvoline


Valvoline SynPower SAE 75W-90 Full Synthetic Gear Oil 1 QT

Valvoline #ad - 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. Formulated to maintain excellent low temperature fluid protection. Helps provide outstanding thermal stability for cleanliness and longer service life.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.6 Inches
Length3.38 Inches
Weight0.01 Pounds
Width3.38 Inches
Part NumberVV975

2. Lucas Oil


Lucas Oil 10048 SAE 75W-90 Synthetic Transmission and Differential Lube, 1 Gallon

Lucas Oil #ad - Fit type: Vehicle Specific. Package weight: 3. 447 kilograms. Country of Origin : United States. Package dimensions: 31. 75 h x 15. 24 l x 15. 24 w centimeters.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height6 Inches
Length4 Inches
Weight7.35 Pounds
Width6 Inches
Part Number10048

3. Valvoline


Valvoline High Performance SAE 75W-90 Gear Oil 1 QT

Valvoline #ad - Recommended for limited-slip 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. Protects against severe temperatures to help extend service life. Helps protect against gear wear from scuffing, scouring, corrosion and pitting. Formulated with extreme-pressure additives to minimize gear wear from shock loads.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.6 Inches
Length3.38 Inches
Weight1.55 Pounds
Width3.38 Inches
Part NumberVV820

4. Triax


Gear/Differential Lubricant 1 Gallon, Manual Transmission, Triax Synergy Gear MAX 75W90 GL-5 Limited Slip, Ultra Long Drain 500k Miles

Triax #ad - 750, 000 miles for Class 8 highway trucks. Features exceptional power transfer under extreme conditions. True synthetic with pao - this is a true synthetic formulation with PAO base oil. Greatly exceeds ep and aw tests fzg and l-37 - proven protection far beyond spec requirements, delivers excellent EP extreme pressure and AW anti-wear performance in a wide range of LS and NON-LS gear systems, Passenger Cars, Limited Slip - Heavy Duty Highway, Heavy Duty Off-Road, Differentials, with hypoid and other gears.

Wide range of applications - hypoid and ring gears, racing / drifting. Dont be fooled by cheap products which advertise themselves as Synthetics but have a VI Index below 160 and freeze at -30F and a very limited specification range.

Professional grade: unrivaled shear stability and longevity. Meets and exceeds api gl-5 and Limited Slip requirements and a very wide range of specifications across multiple OEMs. Will not shear under extreme torque. Extreme drain intervals - 500, 000 miles for heavy duty trucks and passenger cars. Excellent wear control - up to 62% less wear vs oem specifications across various standards. Exceptional load bearing capacity - Exceeds the highest load test rating, Stage 14.
BrandTriax #ad
Height11.75 Inches
Length7.4 Inches
Width4.1 Inches
Part NumberTRX5559

5. Royal Purple


6 Quart, Royal Purple 06300 75w90 Max Gear Oil Case, 1 Pack

Royal Purple #ad - A direct reduction of drag in the drive train has huge advantage for trucks and other 4-wheel drive vehicles. Makes gears run smoother, quieter, cooler and longer without overhauls. Formulated with a friction modifier additive - no additional additives are necessary. Max gear outperforms ordinary gear oils by combining the highest quality synthetic oils with Royal Purple's proprietary Synerlec additive technology. Ultra-tough, high performance Automotive hypoid gear oil to provide maximum protection to heavily loaded gears while maximizing power throughout the drive train.
BrandRoyal Purple #ad
ManufacturerRoyal Purple #ad
Height12.6 Inches
Length10.9 Inches
Weight12.65 Pounds
Width7.3 Inches
Part Number06300

6. Red Line


Red Line 57905 75W90 GL-5 Gear Oil, 1 Gallon

Red Line #ad - Great gear protection and performance. Good shiftability and synchro compatibility. Allow for faster shifting. Use to prevent limited-slip chatter.
BrandRed Line #ad
ManufacturerRed Line #ad
Height11.25 Inches
Length7.5 Inches
Weight5 Pounds
Width4 Inches
Part Number57905

7. Mobil 1


1 Quart, Mobil 1 104361-UNIT 75W-90 Synthetic Gear Lube

Mobil 1 #ad - Through creativity, productivity And Innovation - This Brand Continues To Develop The Finest Automotive Accessories. Model number : 104361-UNIT.

Compared to conventional hypoid gear lubricants, mobil 1 Synthetic Gear Lube Ls 75W-90 Performs Exceptionally Well Over A Wide Range Of Temperatures. Mobil 1 synthetic gear lube ls 75w-90 mobil 1 synthetic gear lube ls 75w-90 is a supreme performance, including limited Slip Applications, Multi-Purpose, synthetic, sae 75w-90 automotive Gear Lubricant Designed To Meet The Highest Level Of Performance Requirements Of Modern Passenger Vehicles In All Types Of Operating Conditions, As Well As Delivering Outstanding Power Transfer Performance.
BrandMobil 1 #ad
ManufacturerMobil 1 #ad
Height9.8 Inches
Length3.4 Inches
Weight1.8 Pounds
Width3.3 Inches
Part Number104361-UNIT
WarrantyManufacturer Warranty

8. Lucas Oil


Lucas Oil 10047 SAE 75W-90 Synthetic Transmission and Differential Lube, , 1 Quart 32 Ounces, Clear

Lucas Oil #ad - Packaging May Vary. Fit type: Vehicle Specific. Excellent for use in limited-slip differentials. Affordable solutions. Replaces oem number: Lucas Oil: 10047.
BrandLucas Oil #ad
ManufacturerLUCAS OIL #ad
Height2.92 Inches
Length9.94 Inches
Weight2.03 Pounds
Width3.09 Inches
Part Number051-507
WarrantyManufacturer Warranty

9. Star Fire Premium Lubricants


StarFire Full Synthetic 75W90 Gear Lubricant 5 Gallon Pail

Star Fire Premium Lubricants #ad - Protects against oxidative degradation. Provides excellent protection against wear under extreme pressure and high torque operation. High resistance to thermal breakdown. Smooths and quiets operation. Helps prevent foaming, rust, and corrosion.
BrandStar Fire Premium Lubricants #ad
ManufacturerStarFire Premium Lubricants #ad
Height9.5 Inches
Length15.2 Inches
Width10.6 Inches
Part NumberSF F/S 75W90 GL 5 Gallon
ModelSF F/S 75W90 GL 5 Gallon