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Sasol Locomotive Oil Gen 5 20W-40 is heavy-duty, zinc-free, high-dispersancy diesel engine oil approved by General Electric and General Motors for use in their locomotives.


Sasol Locomotive Oil Gen 5 20W-40 is also recommended for the lubrication of:

  • Locomotive or railroad diesel engines
  • Other diesel engines where silver-plated bearings are used
  • Other highly-rated diesel engines for which this type of oil is recommended
  • Detroit Diesel 2-Stroke engines

Features and Benefits

Extended drain periods are possible under strict oil monitoring control and fuel consumption savings of 1,5% to 3,0% (depending on operating conditions) have been achieved by the use of multigrade oil in comparison with monograde oils.

High Total Base values enables compatibility with different diesel of varying sulphur levels

Product Specifications

  • API CD, CF, CF-2
  • GE Generation 4 long Life
  • General Motors 1761-
  • LMOA GEN 5
  • GE Generation 4 Long Life
  • Caterpillar 3601

Typical Characteristics

Viscosity     D445 71
@ 100°C mm²/s 14    
@ 40°C mm²/s 140    
Apparent Viscosity mPa.s @-10°C 4200 D5293  
Viscosity Index   110 D2270 226
Pour Point °C -25 D97 15
Flashpoint (COC) °C 240 D92 36
Density @ 20°C kg/m3 891 D4052 365
Sulphated Ash % m/m 1,5 D874 163
Total Base Number mg KOH/g 13 D2896 276

Storage and Handling

  • Use PVC, nitrile or other oil resistant gloves and protective clothing to prevent skin contact Where eye contact is a potential hazard, goggles should be worn.
  • Avoid temperatures above 80°C and strong oxidizing agents.
  • Ambient temperatures and atmospheric pressures normally encountered within buildings or roofed-over outdoor storage areas are acceptable
  • Avoid entering areas where mists or vapours have built up as a result of abnormal temperatures or pressures without the proper breathing equipment and protective clothing.

Pack Information

Product CodePack Size
  20 1
  210 L
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