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Servo Ultra 10W is a heavy duty diesel engine oils, and are blended from highly refined, high viscosity index base stocks and contain appropriate dosages of detergent-dispersant and antioxidant additives to meet the stated performance standards.


Servo Ultra 10W is recommended for all classes of supercharged diesel engines of high speed, high output such as those in:

  • Heavy duty diesel vehicles / Tractors
  • Earth moving / Off-highway equipment
  • Transmission systems of Caterpillar equipment
  • Large generating sets

Servo Ultra 10W meets the requirements of hydraulic fluid Type C2 specification of Detroit Diesel Allison, Division of General Motors Corporation, USA.



  • Effectively combat the deleterious products of combustion associated with high sulphur fuels, thus minimising deposits and wear.
  • Maintain excellent engine cleanliness.
  • Minimise deposits resulting from high output, low speed, low temperature operations.
  • Provide excellent control of cold sludge and corrosive wear.
  • Possess excellent oxidation stability ensuring long service life especially in transmission systems.

Spec Document

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