Best Lucas Oil Gear Oil in 2026

ADVANCED PROTECTION AGAINST the four main causes of engine breakdown: wear friction heat and deposits

40% BETTER WEAR PROTECTION vs. industry standard as tested in the Sequence IVB engine test

25% BETTER DEPOSIT PROTECTION with superior engine cleaning detergents as tested in the GMOD engine test

Item Package Dimension 8.49999999133L x 3.99999999592W x 3.99999999592H inches

Item Package Weight - 1.69976404002 Pounds

Item Package Quantity - 1

Package Dimensions: 5.08 H x 25.907 L x 13.208 W (centimeters)

Country of Origin : United States

Fit type: Vehicle Specific

Item Package Dimension: 8.81L x 4.05W x 4.05H inches

Item Package Weight - 1.75 Pounds

Item Package Quantity - 1

Superior lubricity minimizes sliding friction for maximum power.

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

Phosphorus Replacement Technology to help extend the life of the emission system

Superior dispersancy that fights sludge build up

Exceptional oil burn-off protection exceeding industry standards, based on API and ACEA volatility specifications

50% More wear protection than industry standard with enhanced anti-wear additives that prevent unwanted metal-on-metal contact and provide an extra layer of protection that keeps your engine in excellent shape for the many miles ahead

Reduce costly repairs by minimizing exhaust system damage with our fully synthetic formulation

Minimize heat and abrasion between moving parts help your high-mileage engine maintain its horsepower and perform its best for longer

Contains special anti-wear and lubricity agents

Helps to control heat

Excellent for high performance and heavy-duty applications

Package dimensions :12.0" L x8.6" W x3.9" H

Country of origin :United States

Package weight :8.0lbs

Exceeds API service classifications GL-5 and GL-4

High shear strength resists viscosity breakdown under the most severe conditions

Special additives protect against wear, scuffing and corrosion

Complete kit for motorcycles equipped with Evolution, Milwaukee-Eight and Twin-Cam engines*

2007-up H-D motorcycle with the 96-inch and larger Twin Cam engines, users must purchase one extra bottle of Primary Chain Case Oil to meet this engine’s 38 oz (45 oz dry) capacity, compared to the 32 oz wet capacity of a Milwaukee-Eight, Evolution or V-Twin case

Includes 5 quarts of 20W50 Motorcycle Oil, 1 quart of V-Twin Transmission Oil with ShockProof, 1 quart of Primary Chain Case Oil, 1 bottle of Fuel Injection Cleaner for Powersports, a sticker kit, a Red Line Oil embroidered hat and a versatile funnel

Specially formulated to withstand the harsh gear oil environment found in differentials and transfer cases

Specialty silicone does not break down against gear oil friction modifiers

Seeks and seals leak paths that cut gaskets cannot

Formulated to keep your marine engine running clean

Also acts as a multipurpose gear oil

Guard against harmful engine deposits

Synthetic blend 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown

Ideal for on-highway fleets, construction, and agricultural machinery, and diesel pickup trucks — including high-power vehicles that require resistance to heat and stress

Improves low-temperature flow (compared to conventional 15W-40 oils)

Package Dimensions: 28.956 H x 8.128 L x 8.382 W (centimetres)

Package Weight: 0.93 kilograms

Country of Origin : United States

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

PJ1 Blue Label O-Ring Chain Lube applies easily, penetrates and protects O-rings to keep them moist and pliable

Reduces chain friction and shock resulting in less wear and fewer adjustments

[Protect your Rotary Engines]: Idemitsu Synthetic Motor Oil Premix is designed for high-performance rotary engines; Motor oil lubricant protects apex seals and side seals by reducing deposits to keep fuel injectors clean

[Keep Engine from Clogging]: Racing rotary premix engine oil reduces deposits to preserve your engine's power; Auto oil lube minimizes clogging by reducing friction

[Reducing Long Term Maintenance]: Full synthetic motor oil keeps fuel injectors clean to reduce regular vehicle maintenance; Engine oil synthetic lube coats apex and side seals for longevity and the efficiency of your engine

Extra gear protection in extreme shock loading conditions

Case of 2

Uses custom additives to provide the best performance in Visco-Lok & Smart-Lok differentials

Allows higher loads, superior shear stability and reduced oxidation

STA-LUBE: Sta-Lube offers a range of high performance industrial greases, gear oils, service oils, fluids, hand cleaners, additives, and lubrication formulas. Our products have been rigorously tested to meet the highest quality standards.

GEAR LUBRICANT: GL-4 Hypoid Gear Oil has low pour points and high temp properties to provide lubrication over a wide temp range. Our formula contains anti-rust and anti-wear EP additives to provide corrosion protection in drives and hypoid gears.

MULTI-PURPOSE: Our formula is not corrosive to copper, bronze, or other non-ferrous alloy bearings and bushings.

Genuine OEM Factory Original Equipment Mercruiser Sterndrive & Outdrive Oil

Exclusive formula is engineered to provide extended gear life in extreme conditions including high-speed and high-horsepower applications

Extreme pressure synthetic additives protect gears from metal to metal contact

HIGH PERFORMANCE - Gear protection and longer synchro life. Recommended for GL-1, GL-3, and GL-4 applications, as well as where most special synchromesh fluids are specified

OFFERS QUICKER SHIFTS - Excellent gear and synchro protection, balanced friction control & slipperiness for easier shifting even in cold climates

SAFE FOR BRASS SYNCHROS - GL-4 Gear Oil lacks the reactive sulfurs found in most GL-5 oils that cause damage. Recommended for GL-1, GL-3 & GL-4 applications

GEAR LUBRICANT: GL-4 Multi-Purpose Gear Oil has low pour points and high temp properties to provide lubrication over a wide temp range. Our formula contains anti-rust and anti-wear EP additives to provide corrosion protection in drives and hypoid gears.

MULTI-PURPOSE: Our formula is not corrosive to copper; bronze; or other non-ferrous alloy bearings and bushings.

APPLICATIONS: This multi-purpose oil is suitable in use for auto; truck; and bus standard transmissions; and differentials requiring API/GL-3 and GL-4 oils. Safe for use on yellow metals.

For manual transmissions, transaxles, rear axles, hypoid gearing

Provides superior wear protection and significant noise reduction

For easier shifting and quieter operation

genuine oem factory part

exact fit

durable

Yukon Gear & Axle OK 3-QRT-CONV-A Conventional Gear Oil; 3 Qt. 80W90; With Positraction Additive;

✅ Pressure Ready - Our 75W-90 oil was made to deal with extreme pressure and shock loading, providing load-carrying capability that won’t let you down.

✅ Proprietary Blend - We blend high-performance synthetic components to create a proprietary solution for guaranteed performance.

✅ Fully Synthetic - Full synthetic motor oil means longer lasting high-performance vehicles with a cleaner filter and fewer oil impurities.

Fit type: Universal Fit

Motul’s expertise addresses specific industrial constraints with high proficiency and innovative solutions.

Our Passenger Car Product range protects and takes care of your vehicle for the duration of its life cycle.

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

Greater wear protection for severe service performance

High temperature performance low temperature fluidity