Mobil Delvac™ Super 1400 15W‑40


Mobil Delvac™ Super 1400 is a high performance diesel engine oil that provides proven protection of diesel engines operating in severe conditions for both on and off-highway applications.
Mobil Delvac™ Super 1400 15W-40 is recommended by ExxonMobil  for use in a wide range of heavy-duty applications and operating environments found in the trucking, mining, construction, quarrying, and agricultural industries.


The technology in Mobil Delvac™ Super 1400 15W-40 delivers excellent performance in both modern diesel engines as well as older models. The key benefits include: 

Features Advantages and Potential Benefits
Thermal and oxidation stability Controls sludge build-up and deposits
TBN reserve Deposit control
Stay-in-grade shear stability Reduced oil consumption and wear protection
Excellent detergency/dispersancy Cleaner engines and longer engine life
Component compatibility Longer gasket and seal life


Recommended by ExxonMobil for use in:

  • Naturally aspirated and turbo-charged diesel powered equipment of European, Japanese, and American manufacturers
  • On-highway light and heavy-duty trucking
  • Off-highway industries including: construction, mining, quarrying, and agriculture


Mobil Delvac™ Super 1400 15W-40 meets or exceeds the requirements of the following industry specifications 15W-40
Mobil Delvac™ Super 1400 15W-40 has the following builder approval 15W-40
MB-Approval 228.3 X
Mobil Delvac™ Super 1400 15W-40 is also recommended by ExxonMobil for use in applications requiring 15W-40
MAN M 3275 -1 X
Volvo VDS-2 X


Mobil Delvac™ Super 1400 15W-40
SAE Grade 15W-40
Viscosity, ASTM D 445
cSt @ 40ºC 108
cSt @ 100ºC 14.7
Viscosity Index, ASTM D 2270 140
Sulfated Ash, wt%, ASTM D 874 1.0
Total Base #, mg KOH/g, ASTM D 2896 9
Pour Point, ºC, ASTM D 97 -30
Flash Point, ºC, ASTM D 92 227
Density @15 ºC kg/l, ASTM D 4052 0.880