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Rugged
E.P. Gear Oils 80w90 and 85w140 are premium quality extreme pressure
gear oils that meet the demands imposed upon rear axle systems of passenger
cars and trucks, manual transmissions, and in many industrial reduction
units.
- Where API service GL-5 is recommended.
- Where military specification MIL-L-2105E is called.
- Where multi-purpose extreme pressure gear oil is needed.
- Where Mack GO-J is recommended.
- Meets MT-1 specifications.
- Where "Limited Slip" gear oil is recommended. (Approved for "add
on" or "top off").
- Good oxidation stability as performed in the L-60-1 test.
- Good thermal stability
- Excellent rust and corrosion protection for gears and bearings.
- Good foam resistance.
- Multi-viscosity grades good for all season use.
- Performs well in the extreme L-37 tests.
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| SAE Grade |
80w90 |
85w140 |
| Gravity API |
27.4 |
24.5 |
| Flash Pt Deg. F min. |
329 |
356 |
| Fire Point Deg. F |
465 |
471 |
| Sulfur % |
1.76-2.24 |
1.8-2.3 |
| Phosphorus % |
.094 |
.094 |
| Copper Corrosion D130 |
3-B max |
3-B max |
| Viscosity: |
|
| 40 deg. C (cSt) |
153 |
404 |
| 100 deg. C (cSt) |
14.8 |
27.1 |
| Viscosity Index |
96 |
91 |
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