Peterbilt 579 - Page 277

LUBRICANT SPECIFICATIONS
Recommended Lubricants
Type
Grade (SAE)
Ambient Temperature
Heavy Duty
Engine Oil MIL-L-2104B, C, or D;
API - SF, or API-CD
50
Above 10° F (-12° C)
40
Above 10°
F (-12° C)
30
Below 10°
F (-12° C)
Mineral gear
oil with rust and oxidation inhibitor
API-GL-1
90
Above 10° F (-12° C)
80W
Below 10°
F (-12° C)
Synthetic Lubricant*
50 All
*See your
dealer for approved brands.
5
(04/13) Y53-6047–2C 5-41