Castrol CRB Prima

Long and Healthy Engine Life


Castrol CRB Prima is an advanced multigrade engine oil designed for use in heavy duty engines. It is particularly recommended for use in tractors and agricultural equipment but may also be in trucks or other off-road applications where API CF-4 performance is required.

Consumer Benefits

  • Protection against oil thickening and deposit build up in critical engine parts
  • Protection against wear and deposit.
  • Reduced maintenance cost and lesser downtime due to better engine protection.


SAE 20W40


  • API CF-4