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When you’re dealing with non-driven trailer axles or aging industrial gearboxes, standard oil can leak out, and standard grease won't flow well enough to cool the bearings. Mammoth recommends the FS ELL as the ultimate "problem solver." Its semi-fluid, synthetic formula stays where it’s needed while providing the cooling and pumping properties of a high-end oil, even in the dead of a BC winter.
Phillips 66® Multiplex FS ELL is a premium quality, synthetic, semi-fluid extreme pressure (EP), lithium complex grease specially developed for the lubrication of wheel bearings on non-driven trailer axles equipped with oil seals. It is formulated to help optimize service intervals and reduce operating costs by providing effective lubrication and cooling of wheel bearings exposed to prolonged high operating temperatures. It is also recommended for use in industrial gearboxes operating at high temperatures where oil leakage is a problem and conventional semi-fluid greases do not provide adequate service life. Manufactured with high viscosity synthetic PAO base oil, it is fortified with EP and anti-wear additives plus rust and oxidation inhibitors for a long service life and outstanding pumpability at low temperatures.

PRODUCT RESOURCES
COMPOSITION
RESISTANCE
PROTECTION
Full-Synthetic / Semi-Fluid
Leaky Seal Prevention
Trailer Axle / Gearbox Cooling
Self-Leveling Flow: Semi-fluid (NLGI 00) consistency designed to "flow back" and coat gears and seals.
Leaky Seal Solution: Engineered specifically to stay inside gearboxes and hubs where standard oils would leak out.
Low-Friction Synthetic: Reduces drag and heat in non-driven trailer axles and enclosed gear drives.
Component Conditioning: Soft consistency ensures total coverage of every internal part, even in complex geometries.
Extended Hub Life: Minimizes wear and prevents dry spots in high-mileage trailer axle applications.
FEATURES & BENEFITS
APPLICATIONS
Non-driven trailer axles and wheel hubs on commercial transport rigs.
Leaky industrial gearboxes and centralized lubrication systems.
Small, enclosed gear drives requiring a semi-fluid synthetic lubricant.
Automated chassis lube systems on heavy-duty trucks and buses.
