System Specifications
DIFFERENTIAL FLUID
FRONT AXLE
Mopar Gear & Axle Lubricant (SAE 80W-90) or equivalent.
REAR AXLE
Mopar Synthetic Gear Lubricant (SAE 75W-90) or equivalent. For trailer towing, the lubricant should be replaced with Mopar Synthetic Gear & Axle Lubricant (SAE 75W-140) or equivalent. Models equipped with Trac-Lok require a limited-slip additive.