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Top 8
June 2025
Best 80w 90 Full Synthetic Gear Oil Gl 5
We made a list of the top 8 80w 90 Full Synthetic Gear Oil Gl 5 based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Red Line 57904 75W90 GL-5 Synthetic Gear Oil for Hypoid Limited Slip Differentials - 1 Quart (2 Pack)
Red Line
9.8
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MOST POPULAR - Red Line gear oil, with thousands of applications for passenger cars, light trucks and racing vehicles
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CONTAINS - additional friction modifiers for suitability with clutch-type limited slip differentials - for most LSDs, no additional friction modifiers are required
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NOT DESIGNED - for use in most manual transmissions or transaxles in passenger vehicles, since the extreme slipperiness may cause synchronizer mesh issues that lead to shifting problems
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POPULAR GEAR OIL FOR - API GL-5, GL-6, MT-1, MIL-L-2105E, SAE J2360 and Chrysler spec MS-9763, suitable replacement for a differential calling for an 80W90 or SAE 90 gear oil
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WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises
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2
Synthetic GL-5 75W90 Heavy Duty Automotive Gear Oil - 5 Gallon Pail
Generic
9.7
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✓
Sinopec GL-5 Synthetic 75W/90 Heavy Duty Automotive Gear Oil is a high-performance gear oil, formulated with high-quality base oil and an advanced multifunctional additive system to meet the requirements of API GL-5. Designed for the lubrication of hypoid gear sets in passenger vehicles and commercial vehicles, where they offer excellent extreme pressure (EP) and anti-wear properties.
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Certifications: API GL-5, MIL L-2105D, SAE J2360, MAN 342 Type M2, MACK GO-J Plus, International TMS-6816, Dana Shaes 429, Shaes 256 rev. c, ZF TE_ML 05A, TE-ML 19B, TE-ML 21A, TE-ML 07, TE-ML 08
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Pack Size: 5 Gallon Pail (18L Volume)
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21% Discount
3
Valvoline SynPower SAE 75W-90 Full Synthetic Gear Oil 1 GA
Valvoline
9.6
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Helps provide outstanding thermal stability for cleanliness and longer service life
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Contains special additives to assist in protecting gear teeth from rust and corrosion and reduce chattering in limited-slip differentials
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Recommended for conventional and limited slip differentials and non-synchronized manual transmissions where API GL-5 or API GL-4 fluid is specificed
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4
Lucas Oil 10046 SAE 80W-90 Heavy Duty Gear Oil - 1 Gallon
LUCAS
9.5
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✓
Contains extraordinary anti-wear and lubricity agents, ensuring exceptional protection against wear and reducing drag
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Helps to control heat
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Incorporates Lucas cutting-edge additive technology derived from top-rated Lucas Heavy Duty Oil Stabilizer, the number one supplemental oil in the heavy-duty industry
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Available in 1 quart and 1 gallon bottle sizes
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5
Lucas Oil 10043 SAE 80W-90 Heavy Duty Gear Oil - 1 Quart
Lucas Oil
9.4
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✓
Contains extraordinary anti-wear and lubricity agents, ensuring exceptional protection against wear and reducing drag
✓
Helps to control heat
✓
Incorporates Lucas cutting-edge additive technology derived from top-rated Lucas Heavy Duty Oil Stabilizer, the number one supplemental oil in the heavy-duty industry
✓
Available in 1 quart and 1 gallon bottle sizes
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32% Discount
6
Lucas Oil 10047 SAE 75W-90 Synthetic Gear Oil/Transmission and Differential Lube - 1 Quart
Lucas Oil
9.3
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Fit type: Vehicle Specific
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Affordable solutions
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Replaces OEM number: Lucas Oil: 10047
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Excellent for use in limited-slip differentials
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Packaging May Vary
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7
ULTRA 1PLUS SAE 75W-90 Synthetic Gear Oil API GL-5 - Transmission and Differential Fluid (6 QTS)
ULTRA 1PLUS
9.2
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✓
LONGER EQUIPMENT LIFE: 75W-90 GL-5 gear oil is formulated with synthetic base oils and specialty performance additives to provide high-temperature thermal and oxidative stability in a wide range of operating conditions.
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ENHANCED PERFORMANCE IN DIFFERENTIALS: Engineered with specific limited-slip (LS) additives, it eradicates chatter, ensuring seamless functionality in limited-slip differentials for smoother, efficient operation.
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MAXIMUM GEAR PROTECTION: Extreme pressure anti-wear additives safeguard gear teeth from shock loading and high torque, ensuring prolonged gear life and reduced maintenance needs.
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ALL-WEATHER RELIABILITY: U1P 75W-90 Gear Oil guarantees excellent cold temperature flow, ensuring reliable operation in diverse weather conditions.
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COST-EFFECTIVE MAINTENANCE SOLUTION: Exceeding performance benchmarks, it minimizes maintenance costs and extends equipment lifespan, providing a cost-efficient solution for diverse applications.
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8
ULTRA 1PLUS SAE 80W-90 Gear Oil - Heavy Duty API GL-5 Gear Oil 80W90-1 Gallon
ULTRA 1PLUS
9.1
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✓
EXTREME-PRESSURE PERFORMANCE: U1P-Gear 80W90 Gear Oil, API GL-5, defends against high-speed, low-speed, and high-torque conditions, minimising wear from shock loads with superior anti-scuffing additives.
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TEMPERATURE RESILIENCE: With exceptional thermal stability, our 80W-90 differential fluid safeguards against severe temperatures, ensuring longevity and cleanliness for extended service life.
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PRECISION WEAR PROTECTION: Formulated with anti-wear additives, this API GL5 gear oil shields gear teeth from pitting, spalling, and scouring, offering advanced protection against scuffing, corrosion, and chattering.
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VERSATILE APPLICATION: Recommended for conventional hypoid differentials and manual transmissions, this product is ideal for passenger cars, trucks, SUVs, and vans, meeting API GL5 / GL4 gear oil specifications.
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SHEAR STABILITY AND ANTI-CORROSION: The shear-stable formulation resists rust, oxidation, foaming, and varnish, guaranteeing reliable performance and corrosion protection in diverse driving conditions.
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