Fluid Type Specifications
DIFFERENTIAL FLUID TYPE181 FBI, 194 RBI, 8 1/4
Multi-purpose hypoid gear lubricant meeting the following specifications:
^ MIL-L-2105C
^ API GL 5
^ Thermally stable SAE 80W-90 gear lubricant
181 FBI, 194 RBI
Lubricant for heavy-duty or trailer tow use is SAE 75W-140 SYNTHETIC gear lubricant.
TRAC-LOK
If equipped, include the specified amount of friction modifier.