System Specifications
AXLE DIFFERENTIAL FLUID
Front Axle
Mopar Gear & Axle Lubricant (SAE 80W-90) (API GL-5) or equivalent.
Rear Axle
194 RBI (Model 35) and 216 RBI (Model 44) - Mopar Gear & Axle Lubricant (SAE 80W-90) (API GL-5) or equivalent. For trailer towing, use Mopar Synthetic Gear & Axle Lubricant (SAE 75W-140) or equivalent. Models equipped with Trac-Lok require an additive. Rubicon 216 RBI (Model 44) - Mopar Synthetic Gear & Axle Lubricant (SAE 75W-140) or equivalent. Models equipped with Trac-Lok require an additive.