Jeep Wrangler 2014 Owner's Manual page 632

630 MAINTAINING YOUR VEHICLE
Component
Axle Differential (Rear)
Brake Master Cylinder
Power Steering Reservoir
Fluid, Lubricant, or Genuine Part
226 RBI (Model 44) – We recommend you use MOPAR®
Gear & Axle Lubricant (SAE 80W-90) (API GL-5) or
equivalent. For trailer towing, use MOPAR® Synthetic
Gear & Axle Lubricant (SAE 75W-140). Models
equipped with Trac-Lok™ require an additive.
We recommend you use MOPAR® DOT 3 Brake Fluid,
SAE J1703. If DOT 3, SAE J1703 brake fluid is not
available, then DOT 4 is acceptable.
We recommend you use MOPAR® Power Steering Fluid
+4, MOPAR® ATF+4® Automatic Transmission Fluid.