Mobil Fleet 15w40

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Product Description

MF1540MOBIL FLEET 15W-40 is designed for high-speed, four-stroke engines and is also designed to meet 2007 model year on-highway exhaust emission standards. This oil is effective at sustaining emission control system durability where particulate filters and other advanced aftertreatment systems are used. Optimum protection is provided for control of catalyst poisoning, particulate filter blocking, foaming, oxidative thickening and viscosity loss due to shear. When using CJ-4 oil with higher than 15 ppm sulfur fuel, consult the engine manufacturer for service interval.

Mobil Fleet 15W-40 meets or exceeds the demands of API service classification CJ-4/CI-4 Plus/CI-4/CH-4/SM. It meets the requirements of Mack EO-O Premium Plus, VOLVO VDS-4, CAT ECF-3, Detroit Diesel 93K218, MTU Oil Category 2.1, and Cummins CES 20081.



Recommended by ExxonMobil for use in:

  • Recommended for use in high performance diesel applications including low emission engines designs, including those featuring EGR technology
  • Recommended for use in high performance gasoline engines and mixed fleet operators

Specifications and Approvals

Mobil Fleet 15W-40 has the following builder approvals: 15W-40
Mack EO-O Premium Plus X
Volvo VDS-4 X
Detroit Diesel Power Guard Oil Specification 93K218, 93K214 X
MTU Oil Category 2.1 X




Mobil Fleet 15W-40 meets or exceeds the requirements of the following industry and builder specifications: 15W-40
API CJ-4,CI-4 PLUS, CI-4, CH-4, SM X
Caterpillar ECF-3, ECF-2 X
Cummins CES 20081 X


Typical Properties

Mobil Fleet 15W-40
SAE Grade 15W-40
Viscosity, ASTM D 445
cSt @ 40ºC 109
cSt @ 100ºC 14.5
CCS, cP, ASTM D 5293 6600 @ -20ºC
MRV, cP, ASTM D 4684 23700 @ -25ºC
Viscosity Index, ASTM D 2270 132
Sulfated Ash, wt%, ASTM D 874 1.0
Total Base #, mg KOH/g, ASTM D 2896 10
Pour Point, ºC, ASTM D 97 -30
Flash Point, ºF, ASTM D 92 >400


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