Castrol EP-90 Gear Oil

Castrol EP-90 Gear Oil
Product Code: #5380424090

Product Description:

Castrol EP 90 is a premium gear lubricant possessing enhanced synchronizer compatibility and providing increased transmission protection. Castrol EP 90 is recommended for transmissions of passenger cars, trucks, farm tractors, and earthmoving equipment where an SAE 90 API GL-4 performance is specified. It may also be used in certain axles where an oil of this quality is recommended.


  • Improved synchronizer compatibility for smoother gear shifts throughout the oil’s life
  • Improved synchronizer protection for extended transmission life
  • Extra gear protection for extended transmission life
  • Superior oxidative stability
  • Excellent anti-foaming properties
  • Excellent corrosion protection

Available in:

  • 1 Quart (#5380424090)

Specific Gravity @ 15°C 0.89
Viscosity @ 100°C, cSt 7.7
Viscosity Index 95
Density at 15°C 897Kg/m3 Pour Point
Flash Point 204
Zinc 0.059% wt
Phosphorus 0.0688% mass
Castrol - Commercial Vehicle