Premium Performance Synthetic Industrial Gear Oil

PETRONAS Gear Syn Series are premium performance industrial gear oils specially developed for wind turbines and various types of enclosed industrial gears operating under normal to extremely heavy duty conditions.

Formulated with high viscosity index synthetic base oil enhanced with advanced extreme pressure, anti-oxidant, anti-rust and anti-foam additives, PETRONAS Gear Syn oils provide clean- gear performance, excellent extreme pressure and Micro-pitting protection, anti-wear, superior performance across wide temperature range, and provides energy saving opportunities with reduced bulk oil temperatures, smooth operation of the gear drives and up to 2x longer lasting performance*.

PETRONAS Gear Syn Series meets or exceeds key industrial specifications and OEM requirements.

*vs. minimum requirements of industrial gear oils to pass the viscosity increase test (ISO 4263-4 @95°C)


PETRONAS Gear Syn Series are recommended for use in:

  • wind turbine gear drives
  • mining – gear drives requiring additional protection such as conveyer belts, shaft winder gear drives, mills, crushers, separators and other processing units
  • steel and cement heavy duty industrial gear drives
  • power generation gear drives such as mills and heavily loaded gear drives

PETRONAS Gear Syn is compatible with mineral oil or PAO based products


Excellent micropitting resistance

Helps to extend gear and bearing life in gear drives operating under severely loaded conditions

Low temperature protection

Ensures proper protection of equipment components in areas operating at low temperatures

High viscosity index

Ensures supreme performance and protection over a wide temperature range

Excellent extreme pressure protection

Excellent extreme pressure performance giving long gear life in severely loaded gear drives