Lubricants Catalog

Very high performance lubricant especially designed for engines used in earthmoving activities (quarries, construction, mining, railroads…) requesting API CK-4 or CJ-4 level.

Mineral lubricant suitable for on-road diesel engines recommended to Euro 3, and previous engines of most European and American manufacturers.

Synthetic lubricant for diesel engines, suitable for on-road heavy-duty applications, with Fuel Economy technology.

RUBIA WORKS 4000 10W-40 is especially suitable for engines used in Off-Road activities (quarries, construction, mining, railroads…) requesting API CK-4 or CJ-4 level. Thanks to its numerous approvals, it can be used also in "On-road" truck engines. This lubricant withstands very long working periods under severe conditions and high load, with dust and heat