Mobil Delvac Legend™ 20W-50 Standard Defense

Mobil commercial-vehicle-lube , Thailand

High Performance Diesel Engine Oil

Product Description

Mobil Delvac Legend™ 20W-50 Standard Defense is a high performance, heavy duty engine oil that provides proven protection to diesel engines operating in severe on and off-highway service applications. Mobil Delvac Legend 20W-50 Standard Defense is recommended by ExxonMobil for use in a wide range of heavy duty applications and operating environments found in the trucking, construction, and agricultural industries. It is also suitable for gasoline engines.


This product is fully compatible with Mobil Delvac Super 20W-50 and can be used as a replacement of same.


Features and Benefits

The key benefits include:



Advantages and Potential Benefits

Thermal and oxidation stability

Controls sludge build-up and deposits

Excellent detergency/dispersancy

Cleaner engines and longer engine life

Stay-in-grade shear stability

Helps reduce oil consumption and wear



Recommended by ExxonMobil for use in:

• Diesel-powered equipment from leading diesel engine manufacturers.

• On highway light and heavy duty trucking.

• Off highway industries including: trucking, construction, quarrying and agriculture.

• Mixed diesel/gasoline engine fleets.


Specifications and Approvals


This product is recommended for use in applications requiring:





Properties and Specifications




SAE 20W-50

Kinematic Viscosity @ 40 C, mm2/s, ASTM D445


Kinematic Viscosity @ 100 C, mm2/s, ASTM D445


Pour Point, °C, ASTM D97


Ash, Sulfated, mass%, ASTM D874


Flash Point, °C, ASTM D92


Density @ 15 C, g/cm3, ASTM D4052



Health and safety

Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @

All trademarks used herein are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries unless indicated otherwise.


ExxonMobil Marketing (Thailand) Limited

3195/26, 22nd Floor, Rama IV Road

Klong Ton, Klong Toey District

Bangkok 10110



+66 2 407 4000

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification.  Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations.  The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.