This Rear Axle Assembly Dana 3.73 Rub is a complete, ready-to-install unit designed to deliver exceptional performance, durability, and off-road capability. Engineered for Jeep Wrangler JK and JL models originally equipped with a Rubicon package, this assembly is the definitive solution for a direct replacement or a robust upgrade. It integrates the legendary strength of a Dana axle housing with the optimal gear ratio of 3.73:1, providing a perfect balance of responsive low-end torque and comfortable highway cruising.

The assembly comes fully assembled with a Tru-Lok electronic locking differential, ensuring maximum traction in the most challenging conditions by locking both rear wheels together for synchronized power delivery. It includes 4.10 gears (commonly paired with the 3.73 final drive in complete assemblies), heavy-duty axle shafts, and a high-strength differential cover. This plug-and-play design eliminates the need for complex gear setup or sourcing individual components, saving significant time and labor during installation.

Ideal for enthusiasts seeking to restore their vehicle’s original performance specifications or enhance its rock-crawling prowess, this complete rear axle assembly is built to withstand extreme stress. It is meticulously inspected and tested to meet rigorous quality standards, guaranteeing reliable performance on and off the pavement. By choosing this complete Dana assembly, you are investing in proven engineering that directly contributes to your vehicle’s driveline strength, traction control, and overall driving confidence.